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Huang Y, Chen L, Zou Y, Yu H, Xie W, Gan Q, Yao Y, Liao C, Zheng J, Kong J, Lin T. Bibliometric insights into drug resistance in bladder cancer: Two decades of progress (1999-2022). Heliyon 2024; 10:e31587. [PMID: 38841471 PMCID: PMC11152674 DOI: 10.1016/j.heliyon.2024.e31587] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/09/2023] [Revised: 05/17/2024] [Accepted: 05/20/2024] [Indexed: 06/07/2024] Open
Abstract
Aims To provide a comprehensive bibliometric overview of drug resistance in bladder cancer (BC) from 1999 to 2022, aiming to illuminate its historical progression and guide future investigative avenues. Methods Literature on BC drug resistance between 1999 and 2022 was sourced from the Web of Science. Visual analyses were executed using Vosviewer and Citespace software, focusing on contributions by countries, institutions, journals, authors, references, and keywords. Results From 2727 publications, a marked growth in BC drug resistance studies was discerned over the two decades. Prominent among all institutions is the University of Texas System. The majority of top-ranked journals were American. In authorship significance, McConkey DJ led in publications, while Bellmunt J dominated in citations. Research topics predominantly spanned cancer demographics, drug efficacy evaluations, molecular features, oncology subtypes, and individualized treatment strategies, with a notable contemporary emphasis on molecular mechanisms behind drug resistance and nuances of ICIs. Conclusions Our bibliometric analysis charts the landscape of BC drug resistance research from 1999 to 2022. While the study of resistance mechanisms has been robust, there's an evident need for deeper exploration into the molecular intricacies and the potential of ICIs and targeted therapeutic strategies.
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Affiliation(s)
- Yi Huang
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Ligang Chen
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Yitong Zou
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Hao Yu
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Weibin Xie
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Qinghua Gan
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Yuhui Yao
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Chengxiao Liao
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Junjiong Zheng
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - jianqiu Kong
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
| | - Tianxin Lin
- Department of Urology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, 510120, Guangdong, PR China
- Guangdong Provincial Clinical Research Center for Urological Diseases, PR China
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Zhang XJ, Lou J. Hemorrhagic cystitis in gastric cancer after nanoparticle albumin-bound paclitaxel: A case report. World J Gastrointest Oncol 2024; 16:1084-1090. [PMID: 38577472 PMCID: PMC10989392 DOI: 10.4251/wjgo.v16.i3.1084] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/24/2023] [Revised: 01/18/2024] [Accepted: 01/27/2024] [Indexed: 03/12/2024] Open
Abstract
BACKGROUND The advanced first-line regimen for advanced gastric cancer is based on a combination of fluoropyrimidine and platinum and/or paclitaxel (PTX), forming a two- or three-drug regimen. Compared to conventional PTX, nanoparticle albumin-bound PTX (Nab-PTX) has better therapeutic effects and fewer adverse effects reported in studies. Nab-PTX is a great option for patients presenting with advanced gastric cancer. Herein, we highlight an adverse event (hemorrhagic cystitis) of Nab-PTX in advanced gastric cancer. CASE SUMMARY A 55-year-old male was diagnosed with lymph node metastasis after a laparoscopic-assisted radical gastrectomy for gastric cancer that was treated by Nab-PTX and S-1 (AS). On the 15th day after treatment with AS, he was diagnosed with hemorrhagic cystitis. CONCLUSION Physicians should be aware that hemorrhagic cystitis is a potential adverse event associated with Nab-PTX treatment.
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Affiliation(s)
- Xin-Jie Zhang
- Department of Cancer Center, The Fifth Affiliated Hospital of Wenzhou Medical University, Lishui 323000, Zhejiang Province, China
| | - Jian Lou
- Department of Cancer Center, The Fifth Affiliated Hospital of Wenzhou Medical University, Lishui 323000, Zhejiang Province, China
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Chen CH, Kuo CC, Chiang BJ, Yu JY, Hsieh YT, Pu YS. The comparison of efficacy between the connaught and TICE strains of bacillus calmette-guerin in patients with non-muscle-invasive bladder cancer in Taiwan. UROLOGICAL SCIENCE 2022. [DOI: 10.4103/uros.uros_141_21] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
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Clinical trial of high dose hyperthermic intravesical mitomycin C for intermediate and high-risk non–muscle invasive bladder cancer during BCG shortage. Urol Oncol 2021; 39:498.e13-498.e20. [DOI: 10.1016/j.urolonc.2020.12.025] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/01/2020] [Revised: 12/06/2020] [Accepted: 12/23/2020] [Indexed: 11/19/2022]
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Schmidt S, Kunath F, Coles B, Draeger DL, Krabbe LM, Dersch R, Kilian S, Jensen K, Dahm P, Meerpohl JJ. Intravesical Bacillus Calmette-Guérin versus mitomycin C for Ta and T1 bladder cancer: Abridged summary of the Cochrane Review. Investig Clin Urol 2020; 61:349-354. [PMID: 32665991 PMCID: PMC7329645 DOI: 10.4111/icu.2020.61.4.349] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/15/2020] [Accepted: 05/03/2020] [Indexed: 11/18/2022] Open
Affiliation(s)
| | - Frank Kunath
- UroEvidence@Deutsche Gesellschaft für Urologie, Berlin, Germany.,Department of Urology, University Hospital Erlangen, Erlangen, Germany
| | - Bernadette Coles
- Velindre NHS Trust, Cardiff University Library Services, Cardiff, United Kingdom
| | - Desiree Louise Draeger
- UroEvidence@Deutsche Gesellschaft für Urologie, Berlin, Germany.,Department of Urology, University of Rostock, Rostock, Germany
| | - Laura-Maria Krabbe
- UroEvidence@Deutsche Gesellschaft für Urologie, Berlin, Germany.,Department of Urology, University of Muenster Medical Center, Muenster, Germany
| | - Rick Dersch
- Clinic of Neurology and Neurophysiology, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany
| | - Samuel Kilian
- Institute of Medical Biometry and Informatics, University of Heidelberg, Heidelberg, Germany
| | - Katrin Jensen
- Institute of Medical Biometry and Informatics, University of Heidelberg, Heidelberg, Germany
| | - Philipp Dahm
- Urology Section, Minneapolis VA Health Care System, Minneapolis, MN, USA.,Department of Urology, University of Minnesota, Minneapolis, MN, USA
| | - Joerg J Meerpohl
- Institute for Evidence in Medicine, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.,Cochrane Germany, Cochrane Germany Foundation, Freiburg, Germany
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Schmidt S, Kunath F, Coles B, Draeger DL, Krabbe L, Dersch R, Kilian S, Jensen K, Dahm P, Meerpohl JJ. Intravesical Bacillus Calmette-Guérin versus mitomycin C for Ta and T1 bladder cancer. Cochrane Database Syst Rev 2020; 1:CD011935. [PMID: 31912907 PMCID: PMC6956215 DOI: 10.1002/14651858.cd011935.pub2] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
BACKGROUND People with urothelial carcinoma of the bladder are at risk for recurrence and progression following transurethral resection of a bladder tumour (TURBT). Mitomycin C (MMC) and Bacillus Calmette-Guérin (BCG) are commonly used, competing forms of intravesical therapy for intermediate- or high-risk non-muscle invasive (Ta and T1) urothelial bladder cancer but their relative merits are somewhat uncertain. OBJECTIVES To assess the effects of BCG intravesical therapy compared to MMC intravesical therapy for treating intermediate- and high-risk Ta and T1 bladder cancer in adults. SEARCH METHODS We performed a systematic literature search in multiple databases (CENTRAL, MEDLINE, Embase, Web of Science, Scopus, LILACS), as well as in two clinical trial registries. We searched reference lists of relevant publications and abstract proceedings. We applied no language restrictions. The latest search was conducted in September 2019. SELECTION CRITERIA We included randomised controlled trials (RCTs) that compared intravesical BCG with intravesical MMC therapy for non-muscle invasive urothelial bladder cancer. DATA COLLECTION AND ANALYSIS Two review authors independently screened the literature, extracted data, assessed risk of bias and rated the quality of evidence according to GRADE per outcome. In the meta-analyses, we used the random-effects model. MAIN RESULTS We identified 12 RCTs comparing BCG versus MMC in participants with intermediate- and high-risk non-muscle invasive bladder tumours (published from 1995 to 2013). In total, 2932 participants were randomised. Time to death from any cause: BCG may make little or no difference on time to death from any cause compared to MMC (hazard ratio (HR) 0.97, 95% confidence interval (CI) 0.79 to 1.20; participants = 1132, studies = 5; 567 participants in the BCG arm and 565 in the MMC arm; low-certainty evidence). This corresponds to 6 fewer deaths (40 fewer to 36 more) per 1000 participants treated with BCG at five years. We downgraded the certainty of the evidence two levels due to study limitations and imprecision. Serious adverse effects: 12/577 participants treated with BCG experienced serious non-fatal adverse effects compared to 4/447 participants in the MMC group. The pooled risk ratio (RR) is 2.31 (95% CI 0.82 to 6.52; participants = 1024, studies = 5; low-certainty evidence). Therefore, BCG may increase the risk for serious adverse effects compared to MMC. This corresponds to nine more serious adverse effects (one fewer to 37 more) with BCG. We downgraded the certainty of the evidence two levels due to study limitations and imprecision. Time to recurrence: BCG may reduce the time to recurrence compared to MMC (HR 0.88, 95% CI 0.71 to 1.09; participants = 2616, studies = 11, 1273 participants in the BCG arm and 1343 in the MMC arm; low-certainty evidence). This corresponds to 41 fewer recurrences (104 fewer to 29 more) with BCG at five years. We downgraded the certainty of the evidence two levels due to study limitations, imprecision and inconsistency. Time to progression: BCG may make little or no difference on time to progression compared to MMC (HR 0.96, 95% CI 0.73 to 1.26; participants = 1622, studies = 6; 804 participants in the BCG arm and 818 in the MMC arm; low-certainty evidence). This corresponds to four fewer progressions (29 fewer to 27 more) with BCG at five years. We downgraded the certainty of the evidence two levels due to study limitations and imprecision. Quality of life: we found very limited data for this outcomes and were unable to estimate an effect size. AUTHORS' CONCLUSIONS Based on our findings, BCG may reduce the risk of recurrence over time although the Confidence Intervals include the possibility of no difference. It may have no effect on either the risk of progression or risk of death from any cause over time. BCG may cause more serious adverse events although the Confidence Intervals once again include the possibility of no difference. We were unable to determine the impact on quality of life. The certainty of the evidence was consistently low, due to concerns that include possible selection bias, performance bias, given the lack of blinding in these studies, and imprecision.
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Affiliation(s)
- Stefanie Schmidt
- UroEvidence@Deutsche Gesellschaft für UrologieMartin‐Buber‐Str. 10BerlinGermany14163
| | - Frank Kunath
- UroEvidence@Deutsche Gesellschaft für UrologieMartin‐Buber‐Str. 10BerlinGermany14163
- University Hospital ErlangenDepartment of UrologyKrankenhausstrasse 12ErlangenGermany91054
| | - Bernadette Coles
- Cardiff University Library ServicesVelindre NHS TrustVelindre Cancer CentreWhitchurchCardiffUKCF14 2TL
| | - Desiree Louise Draeger
- UroEvidence@Deutsche Gesellschaft für UrologieMartin‐Buber‐Str. 10BerlinGermany14163
- University of RostockDepartment of UrologyErnst‐Heydemann‐Strasse 7RostockMecklenburg‐VorpommernGermany18057
| | - Laura‐Maria Krabbe
- UroEvidence@Deutsche Gesellschaft für UrologieMartin‐Buber‐Str. 10BerlinGermany14163
- University of Muenster Medical CenterDepartment of UrologyAlbert‐Schweitzer Campus 1, GB A1MuensterNRWGermany48149
| | - Rick Dersch
- Medical Center – University of FreiburgDepartment of Neurology and NeurophysiologyBerliner Allee 29FreiburgGermany79110
| | - Samuel Kilian
- University of HeidelbergInstitute of Medical Biometry and InformaticsHeidelbergGermany
| | - Katrin Jensen
- University of HeidelbergInstitute of Medical Biometry and InformaticsHeidelbergGermany
| | - Philipp Dahm
- Minneapolis VA Health Care SystemUrology SectionOne Veterans DriveMail Code 112DMinneapolisMinnesotaUSA55417
- University of MinnesotaDepartment of Urology420 Delaware Street SEMMC 394MinneapolisMinnesotaUSA55455
| | - Joerg J Meerpohl
- Medical Center ‐ University of Freiburg, Faculty of Medicine, University of
FreiburgInstitute for Evidence in MedicineBreisacher Str. 153FreiburgGermanyD‐79110
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Konety BR, Narayan VM, Dinney CPN. Bacillus Calmette-Guérin Salvage Therapy: Definitions and Context. Urol Clin North Am 2019; 47:1-4. [PMID: 31757292 DOI: 10.1016/j.ucl.2019.09.002] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Abstract
High-risk non-muscle invasive bladder cancer is marked by frequent disease recurrences and risk of stage progression, contributing to high surveillance, treatment-related costs, and patient anxiety. Although the mainstay of high-risk non-muscle invasive bladder cancer clinical management remains transurethral resection followed by intravesical bacillus Calmette-Guérin (BCG), patients who develop BCG-unresponsive disease have few salvage options outside of a radical cystectomy with pelvic lymphadenectomy. This article provides a historical context relevant to the development of the BCG-unresponsive definition, an overview of current clinical trial expectations, and an introduction to this issue of Urologic Clinics.
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Affiliation(s)
- Badrinath R Konety
- Department of Urology, University of Minnesota, 420 Delaware Street Southeast, MMC 394, Mayo B536, Minneapolis, MN 55455, USA.
| | - Vikram M Narayan
- Department of Urology, University of Texas MD Anderson Cancer Center, 1515 Holcombe Boulevard, Unit 1373, Houston, TX 77030, USA. https://twitter.com/VikramNarayan
| | - Colin P N Dinney
- Department of Urology, University of Texas MD Anderson Cancer Center, 1515 Holcombe Boulevard, Unit 1373, Houston, TX 77030, USA
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Tobert CM, Nepple KG, McDowell BD, Charlton ME, Mott SL, Gruca TS, Quast L, Erickson BA. Compliance With American Urological Association Guidelines for Nonmuscle Invasive Bladder Cancer Remains Poor: Assessing Factors Associated With Noncompliance and Survival in a Rural State. Urology 2019; 132:150-155. [PMID: 31252002 PMCID: PMC6916249 DOI: 10.1016/j.urology.2019.06.021] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2019] [Revised: 05/31/2019] [Accepted: 06/17/2019] [Indexed: 12/11/2022]
Abstract
OBJECTIVE To identify factors associated with nonmuscle invasive bladder cancer (NMIBC) American Urological Association (AUA) guideline compliance in a rural state, to evaluate compliance rates over time, and to assess the impact of patient and provider rurality on delivery of NMIBC care. METHODS We identified 847 Iowans in Surveillance, Epidemiology, and End Results-Medicare from 1992 to 2009 with high-grade NMIBC who survived 2 years and were not treated with cystectomy or radiation during this period. Compliance with AUA guidelines was assessed over time and compared to patient demographic, tumor, and treatment institution variables. Impact of rurality was analyzed using Surveillance, Epidemiology, and End Results ZIP code data travel distance of patient to nearest urologist practice location. RESULTS Overall compliance with AUA guidelines was low (<1%), and did not markedly improve over the study period. In the multivariable model, only care at an academic medical center (OR 11.68, 95% CI 7.07-19.29) and tumor stage (Tis; OR 3.24, 95% CI 1.86-5.63) increased the odds of compliance. Patients living closer (<10 miles) to their urologists underwent more cystoscopies than patients living further (>30 miles) but distance did not affect compliance with other measures. Compliance was not associated with cancer-specific survival. CONCLUSION Compliance with post-Transurethral Resection of Bladder Tumor (TURBT) NMIBC treatment guidelines has improved but remains suboptimal in our rural state, and is highly associated with treatment at an academic cancer center for reasons that could not be fully explained with these data.
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Affiliation(s)
- Conrad M Tobert
- University of Iowa Hospitals and Clinics, Department of Urology, Iowa City, IA
| | - Kenneth G Nepple
- University of Iowa Hospitals and Clinics, Department of Urology, Iowa City, IA; University of Iowa, Holden Comprehensive Cancer Center, Iowa City, IA
| | | | - Mary E Charlton
- University of Iowa, Holden Comprehensive Cancer Center, Iowa City, IA
| | - Sarah L Mott
- University of Iowa, Holden Comprehensive Cancer Center, Iowa City, IA
| | - Thomas S Gruca
- University of Iowa, Tippie College of Business, Iowa City, IA
| | - Laura Quast
- University of Iowa Hospitals and Clinics, Department of Urology, Iowa City, IA
| | - Bradley A Erickson
- University of Iowa Hospitals and Clinics, Department of Urology, Iowa City, IA.
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Mathes J, Todenhöfer T. Managing Toxicity of Intravesical Therapy. Eur Urol Focus 2018; 4:464-467. [PMID: 30473130 DOI: 10.1016/j.euf.2018.09.009] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/08/2018] [Revised: 08/28/2018] [Accepted: 09/12/2018] [Indexed: 10/28/2022]
Abstract
Intravesical therapies have shown positive effects both on recurrence and progression of non-muscle-invasive bladder cancer. However, more than 50% of patients experience untoward side effects associated with treatment. In order to reduce the rate of patients who discontinue treatment due to side effects, prevention and effective management of treatment-related toxicity is essential.
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Affiliation(s)
- Joachim Mathes
- Department of Urology, Eberhard-Karls-University, Tübingen, Germany
| | - Tilman Todenhöfer
- Department of Urology, Eberhard-Karls-University, Tübingen, Germany.
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Ye Z, Chen J, Hong Y, Xin W, Yang S, Rao Y. The efficacy and safety of intravesical gemcitabine vs Bacille Calmette-Guérin for adjuvant treatment of non-muscle invasive bladder cancer: a meta-analysis. Onco Targets Ther 2018; 11:4641-4649. [PMID: 30122955 PMCID: PMC6087023 DOI: 10.2147/ott.s170477] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/03/2023] Open
Abstract
Objective Several studies have compared the safety and efficacy of intravesical gemcitabine (Gem) with Bacille Calmette-Guérin (BCG) for non-muscle invasive bladder cancer. However, the results are not consistent. We carried out a meta-analysis to provide a more comprehensive analysis of the efficacy and safety of these 2 drugs. Methods We searched PubMed, EMBASE, Cochrane Library, ClinicalTrials.gov, and reference lists. Randomized controlled trials and retrospective controlled trials comparing intravesical Gem and BCG in adjuvant therapy for non-muscle invasive bladder cancer published in Eng-lish were included in this study. The strength of association was weighed by pooled risk ratio (RR) with 95% CIs. Sensitivity analysis was performed to examine whether the findings of the meta-analysis were robust. Results We analyzed 386 subjects from 5 pooled trials. Compared with BCG, intravesical Gem had lower incidence of dysuria (overall RR =0.31, 95% CI: 0.16, 0.61, I2=0%, p=0.001) and hematuria (overall RR =0.27, 95% CI: 0.11, 0.71, I2=0%, p=0.008). There were no statistical differences in risk of recurrence, progression, incidence of fever, and any adverse events between intravesical Gem and BCG therapy (p>0.05). No publication bias was found. Conclusion This meta-analysis suggests that intravesical Gem may have similar efficacy and lower incidence of dysuria and hematuria compared with BCG. Nevertheless, we recommend additional high-quality randomized controlled trials to confirm these results.
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Affiliation(s)
- Ziqi Ye
- Department of Pharmacy, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, People's Republic of China,
| | - Jie Chen
- The Second Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, People's Republic of China
| | - Yun Hong
- Department of Pharmacy, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, People's Republic of China,
| | - Wenxiu Xin
- Laboratory of Clinical Pharmacy, Zhejiang Cancer Hospital, Hangzhou, People's Republic of China
| | - Si Yang
- Department of Pharmacy, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, People's Republic of China,
| | - Yuefeng Rao
- Department of Pharmacy, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, People's Republic of China,
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Intravesical BCG treatment causes a long-lasting reduction of recurrence and progression in patients with high-risk non-muscle-invasive bladder cancer. World J Urol 2018; 37:155-163. [PMID: 29905887 PMCID: PMC6510863 DOI: 10.1007/s00345-018-2375-7] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2018] [Accepted: 06/09/2018] [Indexed: 12/31/2022] Open
Abstract
Purpose To analyse if BCG treatment leads to long-term reduction of recurrence, progression, and cancer-specific mortality (CSM) in patients with high-risk NMIBC. Materials and methods 140 patients with high-risk NMIBC were drawn from a population-based cohort of 538 patients with newly diagnosed bladder cancer in the Stockholm County between 1995 and 1996. Data were collected prospectively, and a final follow-up for recurrence, progression, and CSM was performed after 15 years. Patients that received BCG were compared with patients who did not receive BCG. Survival analysis was done with Kaplan–Meier estimates and Mantel–Cox log-rank test. Multivariable Cox proportional regression with stepwise selection was performed to verify the statistical significance of clinicopathological factors of prognostic importance. Results were displayed in Hazard ratios and a p < 0.05 was considered to be statistically significant. Results With a median follow-up of 100 months (2–182), 76 patients recurred; 50 progressed to muscle invasion; and 92 died of whom 38 died from bladder cancer. After 15-year follow-up, there was a statistically significant reduction in rate for recurrence (HR 0.40, p < 0.0001) and progression (HR 0.52, p = 0.038), but not for CSM, in patients that received BCG compared to those who did not. Conclusions In this group, BCG in high-risk NMIBC patients reduced the long-term risk of recurrence and progression. The effect on CSM is yet to be clarified.
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Jung JH, Gudeloglu A, Kiziloz H, Kuntz GM, Miller A, Konety BR, Dahm P. Intravesical electromotive drug administration for non-muscle invasive bladder cancer. Cochrane Database Syst Rev 2017; 9:CD011864. [PMID: 28898400 PMCID: PMC6483767 DOI: 10.1002/14651858.cd011864.pub2] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Abstract
BACKGROUND Electromotive drug administration (EMDA) is the use of electrical current to improve the delivery of intravesical agents to reduce the risk of recurrence in people with non-muscle invasive bladder cancer (NMIBC). It is unclear how effective this is in comparison to other forms of intravesical therapy. OBJECTIVES To assess the effects of intravesical EMDA for the treatment of NMIBC. SEARCH METHODS We performed a comprehensive search using multiple databases (CENTRAL, MEDLINE, EMBASE), two clinical trial registries and a grey literature repository. We searched reference lists of relevant publications and abstract proceedings. We applied no language restrictions. The last search was February 2017. SELECTION CRITERIA We searched for randomised studies comparing EMDA of any intravesical agent used to reduce bladder cancer recurrence in conjunction with transurethral resection of bladder tumour (TURBT). DATA COLLECTION AND ANALYSIS Two review authors independently screened the literature, extracted data, assessed risk of bias and rated quality of evidence (QoE) according to GRADE on a per outcome basis. MAIN RESULTS We included three trials with 672 participants that described five distinct comparisons. The same principal investigator conducted all three trials. All studies used mitomycin C (MMC) as the chemotherapeutic agent for EMDA. 1. Postoperative MMC-EMDA induction versus postoperative Bacillus Calmette-Guérin (BCG) induction: based on one study with 72 participants with carcinoma in situ (CIS) and concurrent pT1 urothelial carcinoma, we are uncertain (very low QoE) about the effect of MMC-EMDA on time to recurrence (risk ratio (RR) 1.06, 95% confidence interval (CI) 0.64 to 1.76; corresponding to 30 more per 1000 participants, 95% CI 180 fewer to 380 more). There was no disease progression in either treatment arm at three months' follow-up. We are uncertain (very low QoE) about serious adverse events (RR 0.75, 95% CI 0.18 to 3.11). 2. Postoperative MMC-EMDA induction versus MMC-passive diffusion (PD) induction: based on one study with 72 participants with CIS and concurrent pT1 urothelial carcinoma, postoperative MMC-EMDA may (low QoE) reduce disease recurrence (RR 0.65, 95% CI 0.44 to 0.98; corresponding to 147 fewer per 1000 participants, 95% CI 235 fewer to 8 fewer). There was no disease progression in either treatment arm at three months' follow-up. We are uncertain (very low QoE) about the effect of MMC-EMDA on serious adverse events (RR 1.50, 95% CI 0.27 to 8.45). 3. Postoperative MMC-EMDA with sequential BCG induction and maintenance versus postoperative BCG induction and maintenance: based on one study with 212 participants with pT1 urothelial carcinoma of the bladder with or without CIS, postoperative MMC-EMDA with sequential BCG may result (low QoE) in a longer time to recurrence (hazard ratio (HR) 0.51, 95% CI 0.34 to 0.77; corresponding to 181 fewer per 1000 participants, 95% CI 256 fewer to 79 fewer) and time to progression (HR 0.36, 95% CI 0.17 to 0.75; corresponding to 63 fewer per 1000 participants, 95% CI 82 fewer to 24 fewer). We are uncertain (very low QoE) about the effect of MMC-EMDA on serious adverse events (RR 1.02, 95% CI 0.21 to 4.94). 4. Single-dose, preoperative MMC-EMDA versus single-dose, postoperative MMC-PD: based on one study with 236 participants with primary pTa and pT1 urothelial carcinoma, preoperative MMC-EMDA likely (moderate QoE) results in a longer time to recurrence (HR 0.47, 95% CI 0.32 to 0.69; corresponding to 247 fewer per 1000 participants, 95% CI 341 fewer to 130 fewer) for a median follow-up of 86 months. We are uncertain (very low QoE) about the effect of MMC-EMDA on time to progression (HR 0.81, 95% CI 0.00 to 259.93; corresponding to 34 fewer per 1000 participants, 95% CI 193 fewer to 807 more) and serious adverse events (RR 0.79, 95% CI 0.30 to 2.05). 5. Single-dose, preoperative MMC-EMDA versus TURBT alone: based on one study with 233 participants with primary pTa and pT1 urothelial carcinoma, preoperative MMC-EMDA likely (moderate QoE) results in a longer time to recurrence (HR 0.40, 95% CI 0.28 to 0.57; corresponding to 304 fewer per 1000 participants, 95% CI 390 fewer to 198 fewer) for a median follow-up of 86 months. We are uncertain (very low QoE) about the effect of MMC-EMDA on time to progression (HR 0.74, 95% CI 0.00 to 247.93; corresponding to 49 fewer per 1000 participants, 95% CI 207 fewer to 793 more) or serious adverse events (HR 1.74, 95% CI 0.52 to 5.77). AUTHORS' CONCLUSIONS While the use of EMDA to administer intravesical MMC may result in a delay in time to recurrence in select patient populations, we are uncertain about its impact on serious adverse events in all settings. Common reasons for downgrading the QoE were study limitations and imprecision. A potential role for EMDA-based administration of MMC may lie in settings where more established agents (such as BCG) are not available. In the setting of low or very low QoE for most comparisons, our confidence in the effect estimates is limited and the true effect sizes may be substantially different from those reported here.
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Affiliation(s)
- Jae Hung Jung
- Yonsei University Wonju College of MedicineDepartment of Urology20 Ilsan‐roWonjuGangwonKorea, South26426
- University of MinnesotaDepartment of UrologyMinneapolis, MinnesotaUSA
- Minneapolis VA Health Care SystemUrology SectionMinneapolis, MinnesotaUSA
| | | | - Halil Kiziloz
- Hacettepe UniversityDepartment of UrologyAnkaraTurkey
| | - Gretchen M Kuntz
- University of Florida‐JacksonvilleBorland Health Sciences Library653‐1 West Eight St.2nd FL LRCJacksonvilleFloridaUSA32209
| | - Alea Miller
- Minneapolis VA Health Care SystemUrology SectionMinneapolisMinnesotaUSA
| | | | - Philipp Dahm
- Minneapolis VA Health Care SystemUrology SectionMinneapolisMinnesotaUSA
- University of MinnesotaDepartment of UrologyMinneapolisMinnesotaUSA
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Shepherd ARH, Shepherd E, Brook NR. Intravesical Bacillus Calmette-Guérin with interferon-alpha versus intravesical Bacillus Calmette-Guérin for treating non-muscle-invasive bladder cancer. Cochrane Database Syst Rev 2017; 3:CD012112. [PMID: 28268259 PMCID: PMC6464648 DOI: 10.1002/14651858.cd012112.pub2] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
BACKGROUND Despite local therapies, commonly transurethral resection (TUR) followed by adjuvant treatments, non-muscle-invasive bladder cancer (NMIBC) has a high rate of recurrence and progression. Intravesical Bacillus Calmette-Guérin (BCG) has been shown to reduce recurrence and progression in people with NMIBC following TUR, however many people do not respond to treatment, have recurrence shortly after, or cannot tolerate standard-dose therapy. The potential for synergistic antitumour activity of interferon (IFN)-alpha (α) and BCG provides some rationale for combination therapy for people who do not tolerate or respond to standard-dose BCG therapy. OBJECTIVES To assess the effects of intravesically administered BCG plus IFN-α compared with BCG alone for treating non-muscle-invasive bladder cancer. SEARCH METHODS We searched the Cochrane Central Register of Controlled Trials (CENTRAL) (Issue 8, 2016), MEDLINE (OvidSP) (1946 to 2016), Embase (OvidSP) (1974 to 2016), ClinicalTrials.gov, the World Health Organization International Clinical Trials Registry Platform (WHO ICTRP) as well as reference lists of retrieved articles and handsearched abstract proceedings of relevant conferences for the past three years. We applied no language restrictions. The date of last search of all databases was 25 August 2016. SELECTION CRITERIA We included randomised controlled trials (RCTs) and pseudo-randomised trials assessing intravesically administered BCG plus IFN-α versus BCG alone in adults of either gender with histologically confirmed Ta and T1 superficial bladder cancer, with or without carcinoma in situ, treated with TUR. DATA COLLECTION AND ANALYSIS Two review authors independently assessed study eligibility, extracted data, and assessed the risk of bias of included studies. We used Review Manager 5 for data synthesis and employed the random-effects model for meta-analyses. For prespecified outcomes, where we were unable to derive time-to-event information (e.g. time-to-recurrence), we assessed dichotomous outcomes (e.g. recurrence) instead. We assessed the quality of the evidence for the main comparisons using the GRADE approach. MAIN RESULTS We included five RCTs involving a total of 1231 participants with NMIBC in this review. Due to poor reporting, the risk of bias in the included studies was often unclear. We assessed the studies under two main comparisons: intravesical BCG plus IFN-α versus intravesical BCG alone (four RCTs), and intravesical BCG alternating with IFN-α versus intravesical BCG alone (one RCT). Intravesical BCG plus IFN-α versus intravesical BCG alone (four RCTs): We observed no clear difference between BCG plus IFN-α and BCG alone for recurrence (average risk ratio (RR) 0.76, 95% confidence interval (CI) 0.44 to 1.32; 4 RCTs; 925 participants; very low-quality evidence) or progression (average RR 0.26, 95% CI 0.04 to 1.87; 2 RCTs; 219 participants; low-quality evidence). The included RCTs did not report on the other primary outcome of this review, discontinuation of therapy due to adverse events. Regarding secondary outcomes, we observed no clear difference for disease-specific mortality (RR 0.38, 95% CI 0.05 to 3.05; 1 RCT; 99 participants; very low-quality evidence). Two RCTs reporting contradictory findings for adverse events could not be pooled due to variation in definitions. There were no data from the included RCTs on time-to-death or disease-specific quality of life. Intravesical BCG alternating with IFN-α versus intravesical BCG alone (one RCT): We observed shorter time-to-recurrence for participants in the BCG alternating with IFN-α group compared with the BCG alone group (hazard ratio (HR) 2.86, 95% CI 1.98 to 4.13; 1 RCT; 205 participants; low-quality evidence), but no clear differences in time-to-progression (HR 2.39, 95% CI 0.92 to 6.21; 1 RCT; 205 participants; low-quality evidence) and discontinuation of therapy due to adverse events (RR 2.97, 95% CI 0.31 to 28.09; 1 RCT; 205 participants; low-quality evidence). Regarding secondary outcomes, there were no clear differences between the BCG alternating with IFN-α and BCG alone groups for disease-specific mortality (HR 2.74, 95% CI 0.73 to 10.28; 1 RCT; 205 participants; low-quality evidence), time-to-death (overall survival) (HR 1.00, 95% CI 0.68 to 1.47; 1 RCT; 205 participants; low-quality evidence), or systemic or local adverse events (RR 1.65, 95% CI 0.41 to 6.73; 1 RCT; 205 participants; low-quality evidence). There were no data on disease-specific quality of life. AUTHORS' CONCLUSIONS We found low- to very low-quality evidence suggesting no clear differences in recurrence or progression with BCG plus IFN-α compared with BCG alone for people with NMIBC; there was no information to determine the effect on discontinuation of therapy due to adverse events. Low-quality evidence suggests BCG alternating with IFN-α compared with BCG alone may increase time-to-recurrence, however low-quality evidence also suggests no clear differences for time-to-progression or discontinuation of therapy due to adverse events.Additional high-quality, adequately powered trials using standardised instillation regimens and doses of both BCG and IFN-α, reporting outcomes in subgroups stratified by patient and tumour characteristics, and on long-term outcomes related not only to recurrence but also to progression, discontinuation due to adverse events, and mortality may help to clarify the ideal treatment strategy and provide a more definitive result.
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Affiliation(s)
- Andrew RH Shepherd
- Royal Adelaide HospitalDepartment of UrologyNorth TerraceAdelaideSouth AustraliaAustralia5000
- The University of AdelaideSchool of MedicineAdelaideAustralia
| | - Emily Shepherd
- The University of AdelaideARCH: Australian Research Centre for Health of Women and Babies, Robinson Research Institute, Discipline of Obstetrics and GynaecologyAdelaideSouth AustraliaAustralia5006
| | - Nicholas R Brook
- Royal Adelaide HospitalDepartment of UrologyNorth TerraceAdelaideSouth AustraliaAustralia5000
- The University of AdelaideSchool of MedicineAdelaideAustralia
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Djulbegovic M, Mhaskar R, Reljic T, Ackerman RS, Miladinovic B, Lai A, Hozo I, Dahm P, Kumar A. Intravesical therapy for non-muscle invasive bladder cancer: a network meta-analysis. Hippokratia 2016. [DOI: 10.1002/14651858.cd012275] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Mia Djulbegovic
- University of South Florida; Morsani College of Medicine; Tampa Florida USA
| | - Rahul Mhaskar
- University of South Florida; Center for Evidence Based Medicine and Health Outcomes Research; Tampa Florida USA
| | - Tea Reljic
- University of South Florida; Center for Evidence Based Medicine and Health Outcomes Research; Tampa Florida USA
| | - Robert S Ackerman
- University of South Florida; Morsani College of Medicine; Tampa Florida USA
| | - Branko Miladinovic
- University of South Florida; Center for Evidence Based Medicine and Health Outcomes Research; Tampa Florida USA
| | - Andrew Lai
- University of South Florida; Department of Internal Medicine, Division of Evidence Based Medicine and Outcomes Research; 3515 East Fletcher Avenue, MDT 1202 Tampa FL USA 33612
| | - Iztok Hozo
- Indiana University Northwest; Department of Mathematics and Actuarial Science; 3400 Broadway Gary Indiana USA 46408
| | - Philipp Dahm
- Minneapolis VA Health Care System; Urology Section; One Veterans Drive Mail Code 112D Minneapolis Minnesota USA 55417
- University of Minnesota; Department of Urology; 420 Delaware Street SE MMC 394 Minneapolis Minnesota USA 55455
| | - Ambuj Kumar
- University of South Florida; Center for Evidence Based Medicine and Health Outcomes Research; Tampa Florida USA
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Schmidt S, Kunath F, Coles B, Draeger DL, Krabbe LM, Dersch R, Jensen K, Dahm P, Meerpohl JJ. Intravesical bacillus Calmette-Guérin versus mitomycin C for Ta and T1 bladder cancer. Hippokratia 2015. [DOI: 10.1002/14651858.cd011935] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Stefanie Schmidt
- UroEvidence@Deutsche Gesellschaft für Urologie; Kuno-Fischer-Strasse 8 Berlin Germany 14057
| | - Frank Kunath
- University Hospital Erlangen; Department of Urology; Krankenhausstrasse 12 Erlangen Germany 91054
| | - Bernadette Coles
- Cardiff University; Cancer Research Wales Library; Velindre Cancer Centre Whitchurch Cardiff UK CF14 2TL
| | - Desiree Louise Draeger
- University of Rostock; Department of Urology; Ernst-Heydemann-Strasse 7 Rostock Mecklenburg-Vorpommern Germany 18057
| | - Laura-Maria Krabbe
- University of Muenster Medical Center; Department of Urology; Albert-Schweitzer Campus 1, GB A1 Muenster NRW Germany 48149
| | - Rick Dersch
- Medical Center - University of Freiburg; Department of Neurology and Neurophysiology; Berliner Allee 29 Freiburg Germany 79110
| | - Katrin Jensen
- University Hospital Heidelberg; Institute of Medical Biometry and Informatics; Im Neuenheimer Feld 305 Heidelberg Germany 69120
| | - Philipp Dahm
- Minneapolis VA Health Care System; Urology Section; One Veterans Drive Mail Code 112D Minneapolis Minnesota USA 55417
- University of Minnesota; Department of Urology; 420 Delaware Street SE MMC 394 Minneapolis Minnesota USA 55455
| | - Joerg J Meerpohl
- Medical Center - University of Freiburg; Cochrane Germany; Berliner Allee 29 Freiburg Germany 79110
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GSTP1 and GSTO1 single nucleotide polymorphisms and the response of bladder cancer patients to intravesical chemotherapy. Sci Rep 2015; 5:14000. [PMID: 26354850 PMCID: PMC4564850 DOI: 10.1038/srep14000] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2015] [Accepted: 07/31/2015] [Indexed: 02/07/2023] Open
Abstract
SNPs may restrict cell detoxification activity and be a potential risk factor for cancer chemosensitivity. We evaluated the predictive value of these polymorphisms on the sensitivity of bladder cancer patients to epirubicin and mitomycin chemotherapy instillation as well as their toxicities. SNPs were analyzed by TaqMan genotyping assays in 130 patients treated with epirubicin and 114 patients treated with mitomycin. Recurrence-free survival (RFS) was estimated by the Kaplan-Meier method, and hazard ratios (HRs) and 95% confidence intervals (CIs) of the HRs were derived from multivariate Cox proportional hazard models. GSTP1 rs1695 and GSTO1 rs4925 were also associated with RFS in the epirubicin group. Patients carrying the GSTP1 AG+GG and GSTO1 AC+AA genotypes had an unfavorable RFS. Patients with the GSTP1 AA and GSTO1 CC genotypes had a reduced risk of recurrence after the instillation of epirubicin. In addition, patients with the GSTP1 rs1695 AA genotype had an increased risk of irritative voiding symptoms; while patients with the GSTO1 rs4925 CC genotype had a decreased risk of hematuria. Our results suggest that GSTP1 and GSTO1 polymorphisms are associated with epirubicin treatment outcomes as well as with epirubicin-related toxicity.
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Seo HK, Ahn KO, Jung NR, Shin JS, Park WS, Lee KH, Lee SJ, Jeong KC. Antitumor activity of the c-Myc inhibitor KSI-3716 in gemcitabine-resistant bladder cancer. Oncotarget 2015; 5:326-37. [PMID: 24504118 PMCID: PMC3964210 DOI: 10.18632/oncotarget.1545] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022] Open
Abstract
Intravesical instillation of chemotherapeutic agents is a well-established treatment strategy to decrease recurrence following transurethral resection in non-muscle invasive bladder cancer. Gemcitabine is a recently developed treatment option. However, the curative effects of gemcitabine are far from satisfactory due to de novo or acquired drug resistance. In a previous study, we reported that intravesical administration of the c-Myc inhibitor KSI-3716 suppresses tumor growth in an orthotopic bladder cancer model. Here, we explored whether KSI-3716 inhibits gemcitabine-resistant bladder cancer cell proliferation. As expected from the in vitro cytotoxicity of gemcitabine in several bladder cancer cell lines, gemcitabine effectively suppressed the growth of KU19-19 xenografts in nude mice, although all mice relapsed later. Long-term in vitro exposure to gemcitabine induced gemcitabine-specific resistance. Gemcitabine-resistant cells, termed KU19-19/GEM, formed xenograft tumors even in the presence of 2 mg/kg gemcitabine. Interestingly, KU19-19/GEM cells up-regulated c-Myc expression in the presence of the gemcitabine and resisted to the gemcitabine, however was suppressed by the KSI-3716. The sequential addition of gemcitabine and KSI-3716 inhibited gemcitabine-resistant cell proliferation to a great extent than each drug alone. These results suggest that sequential treatment with gemcitabine and KSI-3716 may be beneficial to bladder cancer patients.
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Affiliation(s)
- Ho Kyung Seo
- Center for Prostate Cancer, Hospital, National Cancer Center, Goyang, Gyeonggi-do, Korea
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Pérez-Jacoiste Asín MA, Fernández-Ruiz M, López-Medrano F, Lumbreras C, Tejido Á, San Juan R, Arrebola-Pajares A, Lizasoain M, Prieto S, Aguado JM. Bacillus Calmette-Guérin (BCG) infection following intravesical BCG administration as adjunctive therapy for bladder cancer: incidence, risk factors, and outcome in a single-institution series and review of the literature. Medicine (Baltimore) 2014; 93:236-254. [PMID: 25398060 PMCID: PMC4602419 DOI: 10.1097/md.0000000000000119] [Citation(s) in RCA: 181] [Impact Index Per Article: 18.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/30/2023] Open
Abstract
Bacillus Calmette-Guérin (BCG) is the most effective intravesical immunotherapy for superficial bladder cancer. Although generally well tolerated, BCG-related infectious complications may occur following instillation. Much of the current knowledge about this complication comes from single case reports, with heterogeneous diagnostic and therapeutic approaches and no investigation on risk factors for its occurrence. We retrospectively analyzed 256 patients treated with intravesical BCG in our institution during a 6-year period, with a minimum follow-up of 6 months after the last instillation. We also conducted a comprehensive review and pooled analysis of additional cases reported in the literature since 1975. Eleven patients (4.3%) developed systemic BCG infection in our institution, with miliary tuberculosis as the most common form (6 cases). A 3-drug antituberculosis regimen was initiated in all but 1 patient, with a favorable outcome in 9/10 cases. There were no significant differences in the mean number of transurethral resections prior to the first instillation, the time interval between both procedures, the overall mean number of instillations, or the presence of underlying immunosuppression between patients with or without BCG infection. We included 282 patients in the pooled analysis (271 from the literature and 11 from our institution). Disseminated (34.4%), genitourinary (23.4%), and osteomuscular (19.9%) infections were the most common presentations of disease. Specimens for microbiologic diagnosis were obtained in 87.2% of cases, and the diagnostic performances for acid-fast staining, conventional culture, and polymerase chain reaction (PCR)-based assays were 25.3%, 40.9%, and 41.8%, respectively. Most patients (82.5%) received antituberculosis therapy for a median of 6.0 (interquartile range: 4.0-9.0) months. Patients with disseminated infection more commonly received antituberculosis therapy and adjuvant corticosteroids, whereas those with reactive arthritis were frequently treated only with nonsteroidal antiinflammatory drugs (p < 0.001 for all comparisons). Attributable mortality was higher for patients aged ≥65 years (7.4% vs 2.1%; p = 0.091) and those with disseminated infection (9.9% vs 3.0%; p = 0.040) and vascular involvement (16.7% vs 4.6%; p = 0.064). The scheduled BCG regimen was resumed in only 2 of 36 patients with available data (5.6%), with an uneventful outcome. In the absence of an apparent predictor of the development of disseminated BCG infection after intravesical therapy, and considering the protean variety of clinical manifestations, it is essential to keep a high index of suspicion to initiate adequate therapy promptly and to evaluate carefully the risk-benefit balance of resuming intravesical BCG immunotherapy.
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Affiliation(s)
- María Asunción Pérez-Jacoiste Asín
- Unit of Infectious Diseases (MAPJA, MFR, FLM, CL, RSJ, ML, JMA), Department of Urology (AT, AAP), and Department of Internal Medicine (SP), Hospital Universitario "12 de Octubre," Instituto de Investigación Hospital "12 de Octubre" (i+12), Madrid, Spain
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Lammers RJM, Palou J, Witjes WPJ, Janzing-Pastors MHD, Caris CTM, Witjes JA. Comparison of expected treatment outcomes, obtained using risk models and international guidelines, with observed treatment outcomes in a Dutch cohort of patients with non-muscle-invasive bladder cancer treated with intravesical chemotherapy. BJU Int 2014; 114:193-201. [PMID: 24304638 DOI: 10.1111/bju.12495] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
OBJECTIVE To compare the risks according to the American Urological Association (AUA), EAU, European Organization for Research and Treatment of Cancer (EORTC) and Club Urológico Español de Tratamiento Oncologico (CUETO) classifications with real outcomes in a cohort of patients in the Netherlands, and to confirm that patients who were undertreated according to these risk models have worse outcomes than adequately treated patients. PATIENTS AND METHODS Patients treated with complete transurethral resection of bladder tumour and intravesical chemotherapy were included. Not all patients would have received intravesical chemotherapy had they been treated to current standards, and thus comparison of the observed outcomes in our Dutch cohort vs expected outcomes based on the EORTC risk tables and CUETO scoring model was possible. The cohort was reclassified according to the definitions of five index patients (IPs), as defined by the AUA guidelines, and three risk groups, defined according to the EAU guidelines, to compare the outcomes of undertreated patients with those of adequately treated patients. RESULTS A total of 1001 patients were available for comparison with the AUA definitions and 728 patients were available for comparison with the EORTC and CUETO models. There was a large overlap between the observed outcomes and expected recurrence and progression probabilities when comparison was made using the EORTC risk tables. The observed recurrence outcomes were in general higher than the expected probabilities according to the CUETO risk classification, especially in the long term. No differences in progression were found when comparing these two models to the Dutch cohort. Patients who were undertreated according to the guidelines showed, in general, a higher risk of developing recurrence and progression. Limitations are i.a. its retrospective nature and the differences in grading system. CONCLUSION Comparisons between the observed outcomes in our Dutch cohort and the expected outcomes based on EAU and CUETO risk models and the EORTC and AUA guidelines showed that lack of adherence to existing guidelines translates into worse outcomes.
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Gandhi NM, Morales A, Lamm DL. Bacillus Calmette-Guérin immunotherapy for genitourinary cancer. BJU Int 2013; 112:288-97. [DOI: 10.1111/j.1464-410x.2012.11754.x] [Citation(s) in RCA: 110] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Affiliation(s)
- Nilay M. Gandhi
- James Buchanan Brady Urological Institute; Johns Hopkins Medical Institutions; Baltimore; MD; USA
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Sverrisson EF, Espiritu PN, Spiess PE. New therapeutic targets in the management of urothelial carcinoma of the bladder. Res Rep Urol 2013; 5:53-65. [PMID: 24400235 PMCID: PMC3826897 DOI: 10.2147/rru.s29131] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022] Open
Abstract
Urothelial carcinoma of the bladder, despite the myriad of treatment approaches and our progressively increasing knowledge into its disease processes, remains one of the most clinically challenging problems in modern urological clinical practice. New therapies target biomolecular pathways and cellular mediators responsible for regulating cell growth and metabolism, both of which are frequently overexpressed in malignant urothelial cells, with the intent of inducing cell death by limiting cellular metabolism and growth, creating an immune response, or selectively delivering or activating a cytotoxic agent. These new and novel therapies may offer a potential for reduced toxicity and an encouraging hope for better treatment outcomes, particularly for a disease often refractory or not amenable to the current therapeutic approaches.
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Affiliation(s)
- Einar F Sverrisson
- Department of Genitourinary Oncology, H Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Patrick N Espiritu
- Department of Genitourinary Oncology, H Lee Moffitt Cancer Center, Tampa, FL, USA
| | - Philippe E Spiess
- Department of Genitourinary Oncology, H Lee Moffitt Cancer Center, Tampa, FL, USA
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Castellano D, Carles J, Esteban E, Trigo JM, Climent MÁ, Maroto JP, García del Muro X, Font A, Paz-Ares L, Arranz JÁ, Bellmunt J. Recommendations for the optimal management of early and advanced urothelial carcinoma. Cancer Treat Rev 2012; 38:431-41. [DOI: 10.1016/j.ctrv.2011.10.004] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/20/2011] [Revised: 10/18/2011] [Accepted: 10/22/2011] [Indexed: 10/15/2022]
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Shang PF, Kwong J, Wang ZP, Tian J, Jiang L, Yang K, Yue ZJ, Tian JQ. Intravesical Bacillus Calmette-Guérin versus epirubicin for Ta and T1 bladder cancer. Cochrane Database Syst Rev 2011:CD006885. [PMID: 21563157 DOI: 10.1002/14651858.cd006885.pub2] [Citation(s) in RCA: 44] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
BACKGROUND Bladder cancer accounts for approximately 4.4% of adult malignancies, and approximately 80% of bladder cancer presents initially as transitional cell carcinoma that is confined to the urothelium (stage Ta) or lamina propria (stage T1). Intravesical administration of Bacillus Calmette-Guérin (BCG) and epirubicin (EPI) has been proven to reduce tumour recurrence and prevent or delay progression to muscle invasion and metastases. However, comparison of the effectiveness and safety of intravesical BCG and EPI in bladder cancer has yet to be explored. OBJECTIVES To compare the effectiveness and safety of BCG with EPI in the treatment of Ta and T1 bladder cancer. SEARCH STRATEGY A comprehensive search of MEDLINE (1966 to April 2010), EMBASE (1980 to April 2010), Health Services Technology, Administration, and Research (HealthSTAR), the Cochrane Central Register of Controlled Trials (CENTRAL), CancerLit, and Database of Abstracts of Reviews of Effectiveness (DARE), was performed, and handsearching of relevant journals was undertaken. SELECTION CRITERIA All randomised or quasi-randomised trials (in which allocation was obtained by alternation - e.g., alternate medical records, date of birth, or other predictable methods) in patients with Ta or T1 bladder cancer that compared intravesical BCG with EPI were included. No language restrictions were applied. DATA COLLECTION AND ANALYSIS Trial eligibility, methodological quality and data extraction were assessed independently by two reviewers. We compared dichotomous outcomes (frequency of tumour recurrence, progressive disease by stage, mortality, distant metastases, local and systemic adverse effects, treatment delayed or stopped due to adverse effects) using risk ratios (RR) with 95% confidence intervals (CI). MAIN RESULTS Five trials of 1111 participants were included in this review. For BCG, 549 patients were treated, and 562 with EPI. Of the evaluated patients, 35.5% (195/549) in the BCG group and 51.4% (289/562) in the EPI group had tumour recurrence (P < 0.05). For disease progression (BCG, 44/549; EPI, 58/562) and distant metastases (BCG, 23/487; EPI, 31/495), there were no significant differences (P = 0.19 and P = 0.29, respectively). Only two trials, including 769 patients, had sufficient data for us to analyze disease-specific (BCG, 22/383; EPI, 26/386) and overall mortality (BCG, 125/383; EPI, 147/386). Neither comparison was significant (P = 0.93 and P = 0.12, respectively). In four studies reporting toxicity, BCG was associated with significantly more drug-induced cystitis [BCG, 54.1% (232/429); EPI, 31.7% (140/441)] and haematuria [BCG, 30.8% (132/429); EPI, 16.1% (71/440)]. Similarly, in three studies reporting systemic toxicity, BCG had significantly higher toxicity than the EPI (34.8% (134/385) versus 1.3% (5/393), respectively). In a meta-analysis comparing 'treatment delayed or stopped' (BCG, 40/431; EPI, 33/441), there was no significant difference between BCG and EPI treatments (P = 0.82). AUTHORS' CONCLUSIONS The data from the present meta-analysis indicate that intravesical BCG treatment is more efficacious than EPI in reducing tumour recurrence for Ta and T1 bladder cancer. However, BCG appears to be associated with a higher incidence of adverse effects, such as drug-induced cystitis, haematuria and systemic toxicity, than EPI. The overall quality of the evidence is rather low. Well-designed, high quality randomised controlled trials with good allocation concealment are required.
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Affiliation(s)
- Pan Feng Shang
- Department of Urology, Second Hospital of Lanzhou University, No. 82, Cui Ying Men Street, Lanzhou City, Gansu, China, 730030
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The role of a combined regimen with intravesical chemotherapy and hyperthermia in the management of non-muscle-invasive bladder cancer: a systematic review. Eur Urol 2011; 60:81-93. [PMID: 21531502 DOI: 10.1016/j.eururo.2011.04.023] [Citation(s) in RCA: 138] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2011] [Accepted: 04/12/2011] [Indexed: 01/29/2023]
Abstract
CONTEXT Due to the suboptimal clinical outcomes of current therapies for non-muscle-invasive bladder cancer (NMIBC), the search for better therapeutic options continues. One option is chemohyperthermia (C-HT): microwave-induced hyperthermia (HT) with intravesical chemotherapy, typically mitomycin C (MMC). During the last 15 yr, the combined regimen has been tested in different clinical settings. OBJECTIVE To perform a systematic review to evaluate the efficacy of C-HT as a treatment for NMIBC. EVIDENCE ACQUISITION The review process followed the Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) guidelines. An electronic search of the Medline, Embase, Cochrane Library, CancerLit, and ClinicalTrials.gov databases was undertaken. Relevant conference abstracts and urology journals were also searched manually. Two reviewers independently reviewed candidate studies for eligibility and abstracted data from studies that met inclusion criteria. The primary end point was time to recurrence. Secondary end points included time to progression, bladder preservation rate, and adverse event (AE) rate. EVIDENCE SYNTHESIS A total of 22 studies met inclusion criteria and underwent data extraction. When possible, data were combined using random effects meta-analytic techniques. Recurrence was seen 59% less after C-HT than after MMC alone. Due to short follow-up, no conclusions can be drawn about time to recurrence and progression. The overall bladder preservation rate after C-HT was 87.6%. This rate appeared higher than after MMC alone, but valid comparison studies were lacking. AEs were higher with C-HT than with MMC alone, but this difference was not statistically significant. CONCLUSIONS Published data suggest a 59% relative reduction in NMIBC recurrence when C-HT is compared with MMC alone. C-HT also appears to improve bladder preservation rate. However, due to a limited number of randomized trials and to heterogeneity in study design, definitive conclusions cannot be drawn. In the future, C-HT may become standard therapy for high-risk patients with recurrent tumors, for patients who are unsuitable for radical cystectomy, and in cases for which bacillus Calmette-Guérin treatment is contraindicated.
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Urinary pH Is Highly Associated With Tumor Recurrence During Intravesical Mitomycin C Therapy for Nonmuscle Invasive Bladder Tumor. J Urol 2011; 185:802-6. [DOI: 10.1016/j.juro.2010.10.081] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2010] [Indexed: 11/15/2022]
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Sun HY, Singh N. Should intravesical Bacillus Calmette-Guérin be employed in transplant recipients with bladder carcinoma? Transpl Infect Dis 2010; 12:358-62. [DOI: 10.1111/j.1399-3062.2010.00506.x] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
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Characteristics and Outcomes of Patients with Clinical T1 Grade 3 Urothelial Carcinoma Treated with Radical Cystectomy: Results from an International Cohort. Eur Urol 2010; 57:300-9. [DOI: 10.1016/j.eururo.2009.09.024] [Citation(s) in RCA: 141] [Impact Index Per Article: 10.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/12/2009] [Accepted: 09/03/2009] [Indexed: 11/23/2022]
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Hollenbeck BK, Ye Z, Dunn RL, Montie JE, Birkmeyer JD. Provider treatment intensity and outcomes for patients with early-stage bladder cancer. J Natl Cancer Inst 2009; 101:571-80. [PMID: 19351919 DOI: 10.1093/jnci/djp039] [Citation(s) in RCA: 72] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
Abstract
BACKGROUND Bladder cancer is among the most prevalent and expensive to treat cancers in the United States. In the absence of high-level evidence to guide the optimal management of bladder cancer, urologists may vary widely in how aggressively they treat early-stage disease. We examined associations between initial treatment intensity and subsequent outcomes. METHODS We used the Surveillance, Epidemiology, and End Results-Medicare database to identify patients who were diagnosed with early-stage bladder cancer from January 1, 1992, through December 31, 2002 (n = 20 713), and the physician primarily responsible for providing care to each patient (n = 940). We ranked the providers according to the intensity of treatment they delivered to their patients (as measured by their average bladder cancer expenditures reported to Medicare in the first 2 years after a diagnosis) and then grouped them into quartiles that contained approximately equal numbers of patients. We assessed associations between treatment intensity and outcomes, including survival through December 31, 2005, and the need for subsequent major interventions by using Cox proportional hazards models. All statistical tests were two-sided. RESULTS The average Medicare expenditure per patient for providers in the highest quartile of treatment intensity was more than twice that for providers in the lowest quartile of treatment intensity ($7131 vs $2830, respectively). High-treatment intensity providers more commonly performed endoscopic surveillance and used more intravesical therapy and imaging studies than low-treatment intensity providers. However, the intensity of initial treatment was not associated with a lower risk of mortality (adjusted hazard ratio of death from any cause for patients of low- vs high-treatment intensity providers = 1.03, 95% confidence interval 0.97 to 1.09). Initial intensive management did not obviate the need for later interventions. In fact, a higher proportion of patients treated by high-treatment intensity providers than by low-treatment intensity providers subsequently underwent a major medical intervention (11.0% vs 6.4%, P = .02). CONCLUSIONS Providers vary widely in how aggressively they manage early-stage bladder cancer. Patients treated by high-treatment intensity providers do not appear to benefit in terms of survival or in avoidance of subsequent major medical interventions.
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Affiliation(s)
- Brent K Hollenbeck
- Division of Oncology, Department of Urology, University of Michigan Health System, 1500 East Medical Center Drive, Ann Arbor, MI 48109, USA.
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Beyond BCG: Gemcitabine. Bladder Cancer 2009. [DOI: 10.1007/978-1-59745-417-9_12] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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Irani J. Prise en charge des carcinomes Ta, T1, et in situ de vessie : quoi de neuf ? Prog Urol 2008; 18 Suppl 5:S94-8. [DOI: 10.1016/s1166-7087(08)72484-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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Synthetic nucleic acids as potential therapeutic tools for treatment of bladder carcinoma. Eur Urol 2006; 51:315-26; discussion 326-7. [PMID: 16935415 DOI: 10.1016/j.eururo.2006.07.045] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/27/2006] [Accepted: 07/25/2006] [Indexed: 12/24/2022]
Abstract
OBJECTIVES Abnormal gene activation in human tumours including bladder cancers (bCAs) may cause altered proliferation, maturation, and apoptosis as well as development of resistance to therapeutic interventions. Therefore, silencing of abnormally activated genes appears to be a rational approach for specific target-directed and sensitising therapies. METHODS Of the available strategies for gene silencing, antisense-based techniques have attracted much attention and are the focus of this review. Putative target genes should be involved in essential tumour-promoting pathways, such as growth signalling, immortalisation, cell cycle regulation, apoptosis, angiogenesis, and development of therapy resistances. This review gives an overview of selected studies performed on bCA-derived cell lines and xenografts reporting down-regulation of potential target genes by antisense-based synthetic nucleic acids such as antisense oligodeoxynucleotides (AS-ODNs) and small interfering RNAs (siRNAs). Effects on proliferation of bCA cells and enhancement of the cytotoxic action of different chemotherapeutics were evaluated. RESULTS Knock-down of the selected target genes frequently caused an impairment of growth of different bCA cell lines originating from cell cycle arrest or increased apoptosis. In numerous studies, the pretreatment with AS-ODNs or siRNAs provoked strong enhancement of subsequent chemotherapies, emphasising the effectiveness of these inhibition approaches. CONCLUSIONS The application of antisense-based inhibitors in combination with chemotherapeutics might represent an alternative strategy for the adjuvant treatment of superficial bCA. Nevertheless, translation of this technology to the clinic might be hampered by inestimable off-target effects caused by AS-ODNs and their behaviour after intravesical instillation has to be evaluated in preclinical and clinical trials.
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Hollenbeck BK, Montie JE. Early cystectomy for clinical stage T1 bladder cancer. ACTA ACUST UNITED AC 2004; 1:4-5. [PMID: 16474441 DOI: 10.1038/ncpuro0008] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2004] [Accepted: 09/06/2004] [Indexed: 11/08/2022]
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Affiliation(s)
- William Turner
- Department of Urology, Box 43, Addenbrooke's NHS Trust, Hills Road, Cambridge, CB2 2QQ, UK.
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