نتایج جستجو برای: digestive tract microflora

تعداد نتایج: 155161  

Journal: :شیلات 0
رضا نقی ها استادیار گروه علوم دامی، دانشگاه یاسوج، یاسوج، ایران محمد هوشمند استادیار گروه علوم دامی، دانشگاه یاسوج، یاسوج، ایران مهرداد معمار استادیار گروه بافت شناسی دانشکده دامپزشکی، دانشگاه شهید چمران، اهواز، ایران آریا شفاعی پور استادیار گروه زیست شناسی، دانشگاه یاسوج، یاسوج، ایران محمد رضا ساعی دانشجوی ارشد گروه علوم دامی، دانشگاه یاسوج، یاسوج، ایران

the purpose of this study was to determine changes in the normal flora of the gastrointestinal tract and blood parameters of rainbow trout after taking probiotics and oregano extract. this study was completely randomized design with 5 treatments and 3 replicates each with 40 fry 22 g of the rainbow trout. treatments consisted of basal diet, florfenicol, 0.5%, 1% and of oregano extract, 2% bacto...

Journal: :Archives of surgery 1999
A B Nathens J C Marshall

OBJECTIVE To determine the comparative efficacy of selective decontamination of the digestive tract in critically ill surgical and medical patients, and in selected subgroups of surgical patients with pancreatitis, major burn injury, and those undergoing major elective surgery and transplantation. DATA SOURCES The MEDLINE database was searched from January 1966 to December 1996 using the term...

Journal: :Antimicrobial agents and chemotherapy 1976
R Ducluzeau F Dubos P Raibaud G D Abrams

A strain of Bacillus licheniformis, established in the digestive tract of gnotobiotic mice, inhibited the subsequent establishment of a Clostridium perfringens strain ingested by the animals. This inhibitory effect depended on the in vivo production by B. licheniformis of an antibiotic substance having a number of the characteristics of bacitracin. If C. perfringens was the first to become esta...

Journal: :Applied and environmental microbiology 1998
G Corthier C Delorme S D Ehrlich P Renault

A method based on the use of the bacterial luciferase genes was developed in order to investigate Lactococcus lactis gene expression in the mouse digestive tract. Germfree mice were monoassociated with different strains containing transcriptional fusions of promoters with the luciferase genes. Our results demonstrate that this method is readily applicable to the study of promoter strength and p...

2005
RoY A. STEIN

Short-term fate of dietary dieldrin in the digestive tract of fishes is poorly known. Studies of the uptake, distribution, and elimination of chlorinated hydrocarbons have suggested that uptake or degradation is rapid in the intestine (GROSS 1969; MACEK et al. 1970; GRZENDA et al. 1970, 1971). The present study was designed to determine the short-term fate of a single oral dose of dieldrin in t...

2017
Jian-Hao Hu Wei-Yan Yao Qi-Hui Jin

To the Editor: Fish bone is a kind of common ingested foreign body. In most cases, it may pass through the gastrointestinal tract or retain upper digestive tract such as the oral cavity, esophagus.[1] However, ascending colon perforation by huge fish body is rare, which can cause several complications.[2] There are only few case of colon perforation by foreign body in the literature.[3] Here, w...

Journal: :Nauka i innovacii 2022

The article assesses the degree of participation microbiome in development pre-tumor process gastrointestinal tract. necessity studying pathology tract at genetic level relation to persistence microorganisms that affect expression human genes is shown: their proteins and metabolites interact with genome, modifying it. role opportunistic microflora regulation immune response patients cancer chan...

2011
Siu-Cheung Chan Winnie Chiu-Wing Chu Kar-Wai Liu Chun-Ta Liao Tsung-Shih Lee Shu-Hang Ng

OBJECTIVE We wanted to report on our experience with modified radiology-guided percutaneous gastrostomy (MRPG) without endoscopic or nasogastric access for treating patients with complete obstruction of the upper digestive tract. MATERIALS AND METHODS Fourteen oncology patients (13 had hypopharyngeal cancer and 1 had upper esophageal cancer) with complete obstruction of the upper digestive tr...

Journal: :Proceedings of the Royal Society of Medicine 1950
M LEJANKA

UNLABELLED AIR-FILLED CYSTS: Pneumatosis cystoides intestinalis (PCI) is a benign air-filled cystic formation lying in submucosal or subserous digestive tissue. PCI has been reported all along the digestive tract. CLINICAL SIGNS Manifestations of PCI vary greatly. Some cases are asymptomatic, while others are revealed by abdominal pain or pneumoperitoneum. Outcome is usually favorable. EXPL...

Journal: :European Psychiatry 2023

Introduction Increased life expectancy, increased prevalence of neurocognitive disorders, various aspects the concept “age” and pathogenic influence late age on formation cognitive deficit was basis for this study. Bi-directional communication between brain intestine is continuous supported by mechanisms that carry out work axis “brain-gut”. disorders,various pathogenicthe communicationbetween ...

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