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Therapies to modulate gut microbiota:Past,present and future 被引量:9
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作者 Akshita Gupta Srishti Saha sahil khanna 《World Journal of Gastroenterology》 SCIE CAS 2020年第8期777-788,共12页
The human gut microbiota comprises of a complex and diverse array of microorganisms,and over the years the interaction between human diseases and the gut microbiota has become a subject of growing interest.Disturbed m... The human gut microbiota comprises of a complex and diverse array of microorganisms,and over the years the interaction between human diseases and the gut microbiota has become a subject of growing interest.Disturbed microbial milieu in the gastrointestinal tract is central to the pathogenesis of several diseases including antibiotic-associated diarrhea and Clostridioides difficile infection(CDI).Manipulation of this microbial milieu to restore balance by microbial replacement therapies has proven to be a safe and effective treatment for recurrent CDI.There is considerable heterogeneity in various aspects of stool processing and administration for fecal microbiota transplantation(FMT)across different centers globally,and standardized microbioal replacement therapies offer an attractive alternative.The adverse effects associated with FMT are usually mild.However,there is paucity of data on long term safety of FMT and there is a need for further studies in this regard.With our increasing understanding of the host-microbiome interaction,there is immense potential for microbial replacement therapies to emerge as a treatment option for several diseases.The role of microbioal replacement therapies in diseases other than CDI is being extensively studied in ongoing clinical trials and it may be a potential treatment option for inflammatory bowel disease,irritable bowel syndrome,obesity,multidrug resistant infections,and neuropsychiatric illnesses.Fecal microbiota transplantation for non-CDI disease states should currently be limited only to research settings. 展开更多
关键词 Fecal microbiota transplantation Microbial replacement therapies Clostridioides difficile infection MICROBIOME MICROBIOTA Inflammatory bowel disease
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Challenges in management of recurrent and refractory Clostridium difficile infection
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作者 Anne M Meehan Raseen Tariq sahil khanna 《World Journal of Clinical Infectious Diseases》 2016年第3期28-36,共9页
Clostridium difficile infection(CDI) is the most common nosocomial infection in the United States and is associated with a high mortality. One quarter of patients treated for CDI have at least one recurrence. Spore pe... Clostridium difficile infection(CDI) is the most common nosocomial infection in the United States and is associated with a high mortality. One quarter of patients treated for CDI have at least one recurrence. Spore persistence, impaired host immune response and alteration in the gastrointestinal microbiome due to antibiotic use are factors in recurrent disease. We review the etiology of recurrent CDI and best approaches to management including fecal microbiota transplantation. 展开更多
关键词 CLOSTRIDIUM DIFFICILE infection Epidemiology Outcomes Treatment FECAL MICROBIOTA transplantation
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难辨梭菌感染患儿的结局:一项全国性调查结果
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作者 Arjun Gupta Darrell S Pardi +1 位作者 Larry M Baddour sahil khanna 《Gastroenterology Report》 SCIE EI 2016年第4期293-298,I0002,共7页
目的:基于医院和人群的研究都发现,难辨梭菌感染(CDI)的发生率在成人与儿童中均不断上升,但儿童CDI的结局仍不甚明确。我们分析了美国国家出院调查(NHDS)数据,以了解住院患儿CDI情况。方法:提取2005-2009年间的NHDS数据(包括人口统计资... 目的:基于医院和人群的研究都发现,难辨梭菌感染(CDI)的发生率在成人与儿童中均不断上升,但儿童CDI的结局仍不甚明确。我们分析了美国国家出院调查(NHDS)数据,以了解住院患儿CDI情况。方法:提取2005-2009年间的NHDS数据(包括人口统计资料、诊断情况和出院状态),应用ICD-9代码的诊断标准来筛选病例。采用加权单因素和多因素分析来明确CDI发生率及CDI与临床结局[包括住院时间、结肠切除术、各种原因导致的住院病死率及出院转至康复机构(DTCF)]的关系。结果:在13.8百万住院患儿中有46176例出现CDI,中位年龄为3岁,总发生率为33.5/万。CDI的实际发生率在2005-2009年间并没有明显变化(0.24%-0.43%,P=0.64)。单因素分析显示,CDI患儿中位住院时间延长(6 d vs 2 d),肠切除率(OR=2.0,95%CI:1.7-2.4)、病死率(OR=2.5,95% CI:2.3-2.7)和DTCF率(OR=1.6,95%CI:1.6-1.7)增加(均P<0.0001)。按年龄、性别和术前合并症校正后,CDI是长住院时间(校正平均差6.4 d,95% CI:5.4-7.4 d)、高肠切除率(OR=2.1,95% CI:1.8-2.5)、高病死率(OR=2.3,95% CI:2.2-2.5)和高DTCF率(OR=1.7,95% CI:1.6-1.8)的独立且最强的影响因素。排除婴儿后进行亚组分析,结果显示,与未出现CDI的儿童相比,CDI儿童的病死率和DTCF率显著增高,住院时间亦显著延长。结论:尽管对CDI认识不断提高,治疗措施也在不断进步,CDI仍然是一个重要的临床问题,会导致住院患儿住院时间延长,肠切除率、住院病死率和DTCF率增高。 展开更多
关键词 难辨梭菌感染 儿童 儿科患儿 临床结局 流行病学
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Stool banking for fecal microbiota transplantation:ready for prime time?
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作者 Srishti Saha sahil khanna 《Hepatobiliary Surgery and Nutrition》 SCIE 2021年第1期110-112,共3页
Fecal microbiota transplantation(FMT)has emerged as an effective treatment for recurrent Clostridioides difficile infection(CDI)and is recommended as a standard of care(1).Since the first randomized clinical trial pub... Fecal microbiota transplantation(FMT)has emerged as an effective treatment for recurrent Clostridioides difficile infection(CDI)and is recommended as a standard of care(1).Since the first randomized clinical trial published in 2013,there has been an exponential rise in the number of FMTs being performed(2).However,access to FMT varies according to location and type of healthcare establishment and is complicated by the regulatory issues surrounding its use(3,4).Storing and banking stool may be an accessible and economical option for patients requiring FMT,considering the costs associated with donor screening,stool processing and storage by individual providers(5). 展开更多
关键词 clinical DONOR EXPONENTIAL
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