Results 1 to 10 of about 43,902 (307)

Pediatric small intestine cavernous lymphangioma detected via wireless capsule endoscopy: a rare case report [PDF]

open access: yesFrontiers in Oncology
BackgroundCavernous lymphangioma represents a common lesion of the lymphatic system, yet it is rarely encountered in the small intestine. The diagnosis of small intestinal cavernous lymphangioma poses significant clinical challenges.
Xiaoyu Yang   +5 more
doaj   +2 more sources

Shark spiral intestines may operate as Tesla valves [PDF]

open access: yesProceedings of the Royal Society B: Biological Sciences, 2021
Looking to nature for inspiration has led to many diverse technological advances. The spiral valve intestine of sharks has provided the opportunity to observe the efficiency of different valve systems. It is supposed that the spiral intestine present in sharks, skates and rays slows the transit rate of digesta through the gut and provides increased ...
Samantha C. Leigh   +3 more
openaire   +2 more sources

Intestinal Complication With Myxomatous Mitral Valve Diseases in Chihuahuas [PDF]

open access: yesFrontiers in Veterinary Science, 2021
The effects of cardiac disease on the intestine have been reported in humans but not in dogs. We investigated the effects of myxomatous mitral valve disease (MMVD), which is capable of causing congestion and tissue hypoperfusion, on the intestine in Chihuahuas, a breed frequently encountered in clinical practice as the preferred breed for MMVD. In this
R. Araki   +5 more
openaire   +3 more sources

Heat Stress Decreases Intestinal Physiological Function and Facilitates the Proliferation of Harmful Intestinal Microbiota in Sturgeons

open access: yesFrontiers in Microbiology, 2022
Heat is a common source of stress in aquatic environments and can alter the physiological and metabolic functions of aquatic animals, especially their intestinal function.
Shiyong Yang   +9 more
doaj   +1 more source

Cell interactions and patterned intercalations shape and link epithelial tubes in C. elegans. [PDF]

open access: yesPLoS Genetics, 2013
Many animal organs are composed largely or entirely of polarized epithelial tubes, and the formation of complex organ systems, such as the digestive or vascular systems, requires that separate tubes link with a common polarity. The Caenorhabditis elegans
Jeffrey P Rasmussen   +3 more
doaj   +1 more source

Serial transverse enteroplasty and nipple valve construction, two life saving techniques for patients with short bowel syndrome, a report of 5 cases

open access: yesBMC Surgery, 2021
Background Various abdominal pathologies end up with surgical resection of small intestine. When the small intestine remnant is too short for adequate fluid and micronutrients absorption, short bowel syndrome is diagnosed. The disabling condition needs a
Mojtaba Shafiekhani   +4 more
doaj   +1 more source

Pedunculated obstructive lipoma of the ileocecal valve: A case report [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2014
Introduction. Colonic lipomas are relatively common but they rarely progress to complete acute obstruction. Case Outline. We report a case of a 67-year-old woman with acute intestinal obstruction caused by a large pedunculated lipoma of the ...
Vekić Berislav, Živić Rastko
doaj   +1 more source

Ileal atresia concurrent with agenesis of the ileocaecal valve and intestinal volvulus in a goat kid [PDF]

open access: yesBulgarian Journal of Veterinary Medicine, 2017
Atresia of the distal ileum concurrent with ileocaecal valve agenesis is one of the rare types of intestinal atresia with very few reports in the literature. We herein present a case of type II distal ileal atresia, ileocaecal valve agenesis and volvulus
R. Kheirandish, J. Tajik
doaj   +1 more source

On little known deep-sea shark Centroscyllium ritteri (Etmopteridae, Squliformes)

open access: yesИзвестия ТИНРО, 2015
Morphological description for 30 specimens of shark Centroscyllium ritteri caught off northeastern Japan in the 1980, including juveniles and adults of both sexes. Counts for vertebras, teeth rows, and intestinal valves are presented. The species biology
Vladimir N. Dolganov
doaj   +1 more source

MORPHOLOGICAL DESCRIPTION AND BIOLOGY OF WHITEBROW SKATE BATHYRAJA MINISPINOSA FROM THE NORTH-WEST PACIFIC

open access: yesИзвестия ТИНРО, 2019
Morphological description is given for whitebrow skate Bathyraja minispinosa caught in the northwestern Pacific in 1978–1989, both juveniles and adults. Counts for vertebras, pectoral fin, teeth rows, and intestinal valves are presented.
V. N. Dolganov
doaj   +1 more source

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