background: acute obstruction of the colon continues to be a lethal disease with little improvement in the mortality rate over the past 50 years. so, this study was undertaken to define the causes of colon obstruction and their probable changes after years. â  methods: from 1979 to 2004, all records of patients with definite diagnosis of intestinal obstruction at all hospitals affiliated to shi...

The trillions of microorganisms that reside in the gastrointestinal tract, essential for nutrient absorption, are kept under control by a single cell barrier and large amounts of immune cells. Intestinal epithelial cells (IECs) are critical in establishing an environment supporting microbial colonization and immunological tolerance. A large population of CD8+ T cells is in direct and constant c...

This study investigated the prevalence of parasitic infections among aborigine children at Post Brooke, Kelantan. Eighty-four formalin-fixed specimens and 78 PVA-fixed specimens were obtained. 79.8% and 35.9% of the samples were positive for helminth ova and protozoa respectively. The parasites detected (single plus mixed infections) were A. lumbricoides (50/84, 59.5%), T. trichiura (35/84, 41....

Problem statement: An experiment was conducted to study the effect of microbial phytase supplementation and citric acid on thyroid activity, relative weight of lymphoid organs and pH values of some GI-tract segments in broiler chickens fed corn-soybean meal based diets. Approach: The data was analyzed using a Randomized Complete Block Design (RCBD) with factorial arrangement of 3×3, three level...

A series of investigations v^ere conducted in order to evaluate the effect of MOS supplementation in finfish aquaculture. Fish with great potential in aquaculture industry were tested with regards to effect of dietary MOS supplementation on intestinal histology and microbiology as well as overall animal health and production. Two levels of MOS supplementation were applied 0.2% and 0.4%. Experim...

conclusions according to the results of the present study, the prevalence of some infections with intestinal parasites is high in the hamadan city. considering that most of the parasites are nonpathogenic, pathogenic ones have been reduced generally in comparison to the previous reports. nevertheless, the existence of taenia species and h. nana could not be ignored. results among 228 samples, 8...