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Wei J, Zhang Y, Chen C, Feng X, Yang Z, Feng J, Jiang Q, Fu J, Xuan J, Gao H, Liao L, Wang F. Efficacy and safety of allogeneic umbilical cord-derived mesenchymal stem cells for the treatment of complex perianal fistula in Crohn's disease: a pilot study. Stem Cell Res Ther 2023; 14:311. [PMID: 37904247 PMCID: PMC10617053 DOI: 10.1186/s13287-023-03531-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/15/2022] [Accepted: 10/10/2023] [Indexed: 11/01/2023] Open
Abstract
OBJECTIVES The aim of the study was to evaluate the efficacy and safety of allogeneic umbilical cord-derived mesenchymal stem cells (TH-SC01) for complex perianal fistula in patients with Crohn's disease (CD). METHODS This was an open-label, single-arm clinical trial conducted at Jinling Hospital. Adult patients with complex treatment-refractory CD perianal fistulas (pfCD) were enrolled and received a single intralesional injection of 120 million TH-SC01 cells. Combined remission was defined as an absence of suppuration through an external orifice, complete re-epithelization, and absence of collections larger than 2 cm measured by magnetic resonance imaging (MRI) at 24 weeks after cell administration. RESULTS A total of 10 patients were enrolled. Six patients (60.0%) achieved combined remission at 24 weeks. The number of draining fistulas decreased in 9 (90.0%) and 7 (70.0%) patients at weeks 12 and 24, respectively. Significant improvement in Perianal Crohn Disease Activity Index, Pelvic MRI-Based Score, Crohn Disease Activity Index, and quality of life score were observed at 24 weeks. No serious adverse events occurred. The probability of remaining recurrence-free was 70% at week 52. CONCLUSION The study demonstrated that local injection of TH-SC01 cells might be an effective and safe treatment for complex treatment-refractory pfCD after conventional and/or biological treatments fail (ClinicalTrials.gov ID, NCT04939337). TRIAL REGISTRATION The study was retrospectively registered on www. CLINICALTRIALS gov (NCT04939337) on June 25, 2021.
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Affiliation(s)
- Juan Wei
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Yufei Zhang
- Department of General Surgery, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Chunyan Chen
- Department of Gastroenterology and Hepatology, The First School of Clinical Medicine, Southern Medical University, Guangzhou Da Dao Bei 1838, Guangzhou, China
| | - Xiaoyue Feng
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Zhao Yang
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Jing Feng
- Department of Gastroenterology and Hepatology, The First School of Clinical Medicine, Southern Medical University, Guangzhou Da Dao Bei 1838, Guangzhou, China
| | - Qiong Jiang
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Jinjin Fu
- Department of Gastroenterology and Hepatology, The Affiliated Changzhou No. 2 People's Hospital, Nanjing Medical University, Changzhou, China
| | - Ji Xuan
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Hong Gao
- Department of Radiology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China
| | - Lianming Liao
- Center of Laboratory Medicine, Union Hospital of Fujian Medical University, No. 29, Xinquan Road, Fuzhou, 350001, People's Republic of China.
| | - Fangyu Wang
- Department of Gastroenterology and Hepatology, Jinling Hospital, Affiliated Hospital of Medical School of Nanjing University, No. 305 East Zhongshan Road, Nanjing, People's Republic of China.
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No Benefit of Continuing 5-Aminosalicylates in Patients with Crohn's Disease Treated with Anti-metabolite Therapy. Dig Dis Sci 2022; 67:3115-3123. [PMID: 34797442 PMCID: PMC9117569 DOI: 10.1007/s10620-021-07301-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/02/2021] [Accepted: 09/24/2021] [Indexed: 02/08/2023]
Abstract
BACKGROUND AND AIMS 5-aminosalicylates (5-ASA) are frequently used in the management of Crohn's disease (CD). We used a de-identified administrative claims database to compare patterns and outcomes of continuing versus stopping 5-ASA in patients with CD who escalated to anti-metabolite monotherapy. METHODS Patients with CD on 5-ASA who were new users of anti-metabolite monotherapy and followed for at least 12 months from OptumLabs® Data Warehouse. Three patterns of 5-ASA use were identified: stopped 5-ASA, short-term 5-ASA (use for < 6 months after starting anti-metabolites), or persistent 5-ASA (use for > 6 months after starting anti-metabolites). Outcomes (need for corticosteroids, risk of CD-related hospitalization and/or surgery, treatment escalation to biologic therapy) were compared using Cox proportional hazard analysis adjusting for key covariates, with a 12-month immortal time period. RESULTS Of 3036 patients with CD who were new-users of anti-metabolite monotherapy, 667 (21.9%), 626 (20.6%), and 1743 (57.4%) stopped 5-ASA, used 5-ASA transiently or persistently, respectively. Compared to patients who stopped 5-ASA after starting anti-metabolites, persistent 5-ASA use was associated with a higher risk of corticosteroid use (HR, 1.24 [1.08-1.42]), without an increase in risk of CD-related hospitalization (HR, 1.21 [0.98-1.49]), CD-related surgery (HR, 1.28 [0.90-1.80]) or treatment escalation (HR, 0.85 [0.62-1.20]). Sensitivity analyses using a 3-month window after initiation of anti-metabolites to classify patients as continuing vs. stopping 5-ASA showed similar results. Residual confounding by disease severity could not be excluded. CONCLUSION 5-ASAs are frequently continued long-term even after escalation to anti-metabolite therapy in patients with CD but offer no clinical benefit over stopping 5-ASA.
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Singh S, Murad MH, Fumery M, Sedano R, Jairath V, Panaccione R, Sandborn WJ, Ma C. Comparative efficacy and safety of biologic therapies for moderate-to-severe Crohn's disease: a systematic review and network meta-analysis. Lancet Gastroenterol Hepatol 2021; 6:1002-1014. [PMID: 34688373 DOI: 10.1016/s2468-1253(21)00312-5] [Citation(s) in RCA: 126] [Impact Index Per Article: 42.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/08/2021] [Revised: 08/15/2021] [Accepted: 08/16/2021] [Indexed: 02/08/2023]
Abstract
BACKGROUND Data are needed to inform the positioning of biologic therapy in the treatment of moderate-to-severe Crohn's disease, both first line and after previous biologic exposure. We aimed to assess the comparative efficacy and safety of biologics in patients with Crohn's disease. METHODS We did a systematic review and network meta-analysis of phase 2 and phase 3 randomised controlled trials done in adults (≥18 years) with moderate-to-severe Crohn's disease (Crohn's Disease Activity Index [CDAI] 220-450) treated with tumour necrosis factor (TNF) antagonists, anti-integrin, anti-interleukin (IL)-12 and IL-23p40, or anti-IL23p19 agents, either alone or in combination with immunosuppressants, as their first-line biologic or after previous biologic exposure, compared with placebo or an active comparator. The minimum duration of therapy was 14 days for trials reporting induction of remission in active disease and 22 weeks in trials reporting maintenance of remission. We searched Medline, EMBASE, the Cochrane CENTRAL Register of Controlled Trials, conference proceedings, trial registries, and unpublished data from inception to June 3, 2021, without any language restrictions. Summary estimates of the primary and secondary outcomes were extracted from the published reports; individual patient-level data were not sought. The primary endpoint was induction of clinical remission in patients with active disease (CDAI <150) and maintenance of remission in patients with response to induction therapy, with data extracted from published reports. A network meta-analysis with multivariate consistency model random-effects meta-regression was done, with rankings based on surface under the cumulative ranking curve (SUCRA) values. FINDINGS The search strategy yielded 18 382 citations, of which 31 trials were eligible for inclusion. On the basis of 15 randomised controlled trials including 2931 biologic-naive patients, infliximab monotherapy (odds ratio [OR] 4·53 [95% CI 1·49-13·79]), infliximab combined with azathioprine (7·49 [2·04-27·49]), adalimumab (3·01 [1·25-7·27]), and ustekinumab (2·63 [1·10-6·28]) were associated with significantly higher odds of inducing remission compared to certolizumab pegol (all moderate confidence); infliximab and azathioprine combination therapy was also associated with significantly higher odds of inducing remission than vedolizumab (3·76 [1·01-14·03]; low confidence). On the basis of ten randomised controlled trials including 2479 patients with previous biologic exposure, adalimumab after loss of response to infliximab (OR 2·82 [95% CI 1·20-6·62]; low confidence), and risankizumab (2·10 [1·12-3·92]; moderate confidence), were associated with higher odds of inducing remission than vedolizumab. No differences between active interventions were observed in maintenance trials. Most trials were at low or uncertain risk of bias. INTERPRETATION Although biologic treatment choices in patients with moderate-to-severe Crohn's disease must be individualised for each patient, this analysis suggests that either infliximab with azathioprine or adalimumab might be preferred as a first-line therapy, and adalimumab (after infliximab loss of response) or risankizumab might be preferred as a second-line therapy, for induction of clinical remission. FUNDING None.
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Affiliation(s)
- Siddharth Singh
- Division of Gastroenterology, University of California San Diego, La Jolla, CA, USA; Division of Biomedical Informatics, University of California San Diego, La Jolla, CA, USA.
| | - M Hassan Murad
- Robert D and Patricia E Kern Center for the Science of Health Care Delivery, Mayo Clinic, Rochester, MN, USA
| | - Mathurin Fumery
- Gastroenterology Unit, Amiens University and Hospital, Université de Picardie Jules Verne, Amiens, France
| | - Rocio Sedano
- Department of Medicine, Division of Gastroenterology, Western University, London, ON, Canada
| | - Vipul Jairath
- Department of Medicine, Division of Gastroenterology, Western University, London, ON, Canada; Department of Epidemiology & Biostatistics, Western University, London, ON, Canada; Alimentiv, London, ON, Canada
| | - Remo Panaccione
- Division of Gastroenterology and Hepatology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
| | - William J Sandborn
- Division of Gastroenterology, University of California San Diego, La Jolla, CA, USA
| | - Christopher Ma
- Alimentiv, London, ON, Canada; Division of Gastroenterology and Hepatology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada; Department of Community Health Sciences, University of Calgary, Calgary, AB, Canada
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