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Ni Y, Yang X, Cui J, Li Z, Yang P, Xu J, Shan G, Ye X. Combined microwave ablation and antiangiogenic therapy to increase local efficacy. MINIM INVASIV THER 2019; 29:107-113. [PMID: 30987497 DOI: 10.1080/13645706.2019.1601632] [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: 10/27/2022]
Abstract
Purpose: We aim to evaluate the efficacy, safety and survival time of microwave ablation (MWA) with adjuvant antiangiogenic therapy-endostatin in animal models.Material and methods: A total of 40 rabbits successfully implanted with VX2 tumors were randomly assigned to four experimental groups: Group A underwent only microwave ablation of the tumors; Group B received only antiangiogenic drugs endostatin; Group C received endostatin immediately after MWA; Group D followed up without treatment.Results: Two months post-treatment, tumor sizes of Group A and Group C were reduced to 1.936 ± 0.373 cm3 and 1.592 ± 0.382 cm3, respectively. However, tumors grew to 15.091 ± 1.735 cm3 and 47.825 ± 7.664 cm3 in Group B and the control group. Three months post-treatment, tumor sizes in Group A and Group C maintained as 1.395 ± 0.394 cm3 and 1.482 ± 0.305 cm3, significantly smaller than Group B (35.277 ± 6.019 cm3). All animals in the control group died, while four (40%) survived in Group B (Endo Group). The numbers of survivals in Groups A and C were seven (70%) and eight (80%), respectively. The lowest metastasis rate (2/10, 20%) was observed in Group C (combination therapy).Conclusion: The combination of MWA and antiangiogenic therapy triggered a significant reduction in the growth rate and metastases of tumors and may potentially improve survivals.
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Affiliation(s)
- Yang Ni
- Department of Oncology, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
| | - Xia Yang
- Department of Oncology, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
| | - Jian Cui
- Department of Oncology, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
| | - Zhichao Li
- Department of Oncology, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
| | - Pingping Yang
- Department of Oncology, Taishan Hospital Affiliated to Taishan Medical University, Taian, China
| | - Jiaju Xu
- Department of Oncology, Taishan Hospital Affiliated to Taishan Medical University, Taian, China
| | - Guanglian Shan
- Department of Oncology, Taishan Hospital Affiliated to Taishan Medical University, Taian, China
| | - Xin Ye
- Department of Oncology, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
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Laloglu E, Kumtepe Y, Aksoy H, Topdagi Yilmaz EP. Serum endocan levels in endometrial and ovarian cancers. J Clin Lab Anal 2016; 31. [PMID: 27734523 DOI: 10.1002/jcla.22079] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/12/2016] [Accepted: 09/01/2016] [Indexed: 12/02/2022] Open
Abstract
BACKGROUND Ovarian and endometrial carcinomas are the two most common malignancies of the female reproductive system. Endocan is a proteoglycan that is specific to vascular endothelial cells. Increased serum levels have been reported in some tumors. The aim of this study was to investigate serum endocan levels in cases of endometrial and ovarian cancer. METHODS Levels of serum endocan were assessed in 27 patients with endometrial cancer and 20 with ovarian cancer, and in 38 control subjects with benign ovarian or endometrial disorders. Thirty-five healthy subjects were also included. Serum endocan levels were measured using a specific enzyme-linked immunosorbent assay. Serum CA-125 levels were also measured in the patient and control groups. RESULTS All patients had detectable serum endocan levels among endometrial and ovarian cancer groups except six cases. However, in the benign and healthy control groups, all endocan levels were undetectable except for two cases in the benign group and three in the healthy control group. Serum endocan levels were significantly higher in the entire patient group than in the controls (P<.0001 for both). Serum endocan levels in cases of endometrial cancer and ovarian cancer were higher than in both the control groups (P<.0001 for both). Evaluation of all groups revealed a positive correlation between serum CA-125 and endocan levels (r=.43, P<.0001). CONCLUSION Although benign ovarian or endometrial disorders do not lead to expression of endocan, malignant cases can result in measurable endocan levels. This may be useful in differentiating benign and malign diseases of the endometrium or ovary.
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Affiliation(s)
- Esra Laloglu
- Department of Biochemistry, Medical School of Atatürk University, Erzurum, Turkey
| | - Yakup Kumtepe
- Department of Obstetrics and Gynecology, Medical School of Atatürk University, Erzurum, Turkey
| | - Hulya Aksoy
- Department of Biochemistry, Medical School of Atatürk University, Erzurum, Turkey
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Laloglu E, Aksoy H, Aksoy Y, Ozkaya F, Akcay F. The determination of serum and urinary endocan concentrations in patients with bladder cancer. Ann Clin Biochem 2016; 53:647-653. [PMID: 26748103 DOI: 10.1177/0004563216629169] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/02/2022]
Abstract
Background Endocan (endothelial cell-specific molecule-1) is a proteoglycan and plays an important role in angiogenesis and inflammation. The aim of this study was to evaluate of serum and urinary concentrations of endothelial cell-specific molecule-1 in bladder cancer. Methods The study included 50 bladder cancer patients, 50 with urinary tract infection and 51 healthy volunteers. Serum and urinary endothelial cell-specific molecule-1 concentrations were measured with enzyme linked immunosorbent assay. Results In bladder cancer group, serum and urinary endothelial cell-specific molecule-1 concentrations were significantly higher than in the healthy subjects ( P = 0.003 and P < 0.0001). Urinary endothelial cell-specific molecule-1 concentrations in cases with urinary tract infection were higher than in healthy volunteers ( P = 0.002). There were no significant differences between bladder cancer and urinary tract infection groups in terms of serum and urinary endothelial cell-specific molecule-1 concentrations. Urinary endothelial cell-specific molecule-1 concentrations were higher than those of corresponding serum endothelial cell-specific molecule-1 concentrations ( P < 0.0001 for bladder cancer and urinary tract infection groups, P = 0.002 for healthy subjects). In bladder cancer group, there was a positive correlation between serum endothelial cell-specific molecule-1 and urinary endothelial cell-specific molecule-1 concentrations ( r = 0.32, P = 0.002). For serum endothelial cell-specific molecule-1, sensitivity and specificity were 50%, and 77%, and for urinary endothelial cell-specific molecule-1, 62%, and 71%, respectively. Conclusion Serum and urinary endothelial cell-specific molecule-1 concentrations increase in bladder cancer. This parameter also increases in serum and urine of cases with urinary tract infection. That urinary endothelial cell-specific molecule-1 values were higher than serum endothelial cell-specific molecule-1 values in all groups may be attributed to direct exfoliation of epithelial cells in bladder to urine.
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Affiliation(s)
- Esra Laloglu
- 1 Department of Medical Biochemistry, Medical School of Ataturk University, Erzurum, Turkey
| | - Hulya Aksoy
- 1 Department of Medical Biochemistry, Medical School of Ataturk University, Erzurum, Turkey
| | - Yılmaz Aksoy
- 2 Department of Urology, Medical School of Ataturk University, Erzurum, Turkey
| | - Fatih Ozkaya
- 2 Department of Urology, Medical School of Ataturk University, Erzurum, Turkey
| | - Fatih Akcay
- 1 Department of Medical Biochemistry, Medical School of Ataturk University, Erzurum, Turkey
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Prasad S, Tyagi AK, Aggarwal BB. Detection of inflammatory biomarkers in saliva and urine: Potential in diagnosis, prevention, and treatment for chronic diseases. Exp Biol Med (Maywood) 2016; 241:783-99. [PMID: 27013544 DOI: 10.1177/1535370216638770] [Citation(s) in RCA: 67] [Impact Index Per Article: 8.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022] Open
Abstract
Inflammation is a part of the complex biological response of inflammatory cells to harmful stimuli, such as pathogens, irritants, or damaged cells. This inflammation has been linked to several chronic diseases including cancer, atherosclerosis, rheumatoid arthritis, and multiple sclerosis. Major biomarkers of inflammation include tumor necrosis factor, interleukins (IL)-1, IL-6, IL-8, chemokines, cyclooxygenase, 5-lipooxygenase, and C-reactive protein, all of which are regulated by the transcription factor nuclear factor-kappaB. Although examining inflammatory biomarkers in blood is a standard practice, its identification in saliva and/or urine is more convenient and non-invasive. In this review, we aim to (1) discuss the detection of these inflammatory biomarkers in urine and saliva; (2) advantages of using salivary and urinary inflammatory biomarkers over blood, while also weighing on the challenges and/or limitations of their use; (3) examine their role(s) in connection with diagnosis, prevention, treatment, and drug development for several chronic diseases with inflammatory consequences, including cancer; and (4) explore the use of innovative salivary and urine based biosensor strategies that may permit the testing of biomarkers quickly, reliably, and cost-effectively, in a decentralized setting.
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Affiliation(s)
- Sahdeo Prasad
- Cytokine Research Laboratory, Department of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, TX 77054, USA
| | - Amit K Tyagi
- Cytokine Research Laboratory, Department of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, TX 77054, USA
| | - Bharat B Aggarwal
- Cytokine Research Laboratory, Department of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, TX 77054, USA
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Walia A, Yang JF, Huang YH, Rosenblatt MI, Chang JH, Azar DT. Endostatin's emerging roles in angiogenesis, lymphangiogenesis, disease, and clinical applications. BIOCHIMICA ET BIOPHYSICA ACTA 2015; 1850:2422-38. [PMID: 26367079 PMCID: PMC4624607 DOI: 10.1016/j.bbagen.2015.09.007] [Citation(s) in RCA: 128] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/17/2015] [Revised: 09/02/2015] [Accepted: 09/10/2015] [Indexed: 02/08/2023]
Abstract
BACKGROUND Angiogenesis is the process of neovascularization from pre-existing vasculature and is involved in various physiological and pathological processes. Inhibitors of angiogenesis, administered either as individual drugs or in combination with other chemotherapy, have been shown to benefit patients with various cancers. Endostatin, a 20-kDa C-terminal fragment of type XVIII collagen, is one of the most potent inhibitors of angiogenesis. SCOPE OF REVIEW We discuss the biology behind endostatin in the context of its endogenous production, the various receptors to which it binds, and the mechanisms by which it acts. We focus on its inhibitory role in angiogenesis, lymphangiogenesis, and cancer metastasis. We also present emerging clinical applications for endostatin and its potential as a therapeutic agent in the form a short peptide. MAJOR CONCLUSIONS The delicate balance between pro- and anti-angiogenic factors can be modulated to result in physiological wound healing or pathological tumor metastasis. Research in the last decade has emphasized an emerging clinical potential for endostatin as a biomarker and as a therapeutic short peptide. Moreover, elevated or depressed endostatin levels in diseased states may help explain the pathophysiological mechanisms of the particular disease. GENERAL SIGNIFICANCE Endostatin was once sought after as the 'be all and end all' for cancer treatment; however, research throughout the last decade has made it apparent that endostatin's effects are complex and involve multiple mechanisms. A better understanding of newly discovered mechanisms and clinical applications still has the potential to lead to future advances in the use of endostatin in the clinic.
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Affiliation(s)
- Amit Walia
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA
| | - Jessica F Yang
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA
| | - Yu-Hui Huang
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA
| | - Mark I Rosenblatt
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA
| | - Jin-Hong Chang
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA.
| | - Dimitri T Azar
- Department of Ophthalmology and Visual Sciences, Illinois Eye and Ear Infirmary, University of Illinois at Chicago, Chicago, IL, USA
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Tumour vasculature targeting agents in hybrid/conjugate drugs. Angiogenesis 2013; 16:503-24. [DOI: 10.1007/s10456-013-9347-8] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/05/2013] [Accepted: 03/19/2013] [Indexed: 12/28/2022]
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