(n.) The membranes, or one of the membranes (consisting of a fold of the peritoneum and inclosed tissues), which connect the intestines and their appendages with the dorsal wall of the abdominal cavity. The mesentery proper is connected with the jejunum and ilium, the other mesenteries being called mesocaecum, mesocolon, mesorectum, etc.
(n.) One of the vertical muscular radiating partitions which divide the body cavity of Anthozoa into chambers.
Example Sentences:
(1) of PLA2 caused marked degranulation of mast cells in the rat mesentery which was facilitated by addition of calcium ion (10 mM) but antagonized by pretreating with three antiinflammatory agents.
(2) Previous histological evidence of the uptake of these particles and their absorption across the gastrointestinal tract and passage via the mesentery lymph supply and lymph nodes to the liver and spleen was confirmed by analysis of tissues for the presence of polystyrene by gel permeation chromatography.
(3) The greatest problems appeared in diagnosing thrombosis of mesenterial vessels and acute appendicitis in cases with the retrocecal disposition of the vermiform process.
(4) The islets, 3 000 to 5 000, were transplanted to alloxan diabetic recipients, in a territory, preferentially with portal-hepatic drainage (mesentery and spleen).
(5) As revealed, hypophysectomy and adrenalectomy caused disturbances of vascular permeability in the mesentery.
(6) In numerous points of these plexuses, single adrenergic fibers or polyaxonal structures are observed to issue into nonvascular areas of the mesentery where after repeated dichotomic division they pass into the preterminal and terminal parts.
(7) In addition there was an associated hypertrophy of the lymph nodes in the ileal loop mesentery.
(8) These changes in density are thought to represent diffuse fat edema, most prominently in the mesentery because of portal hypertension.
(9) In the last three patients with unresectable adenocarcinoma of the distal part of the stomach and invasion of the intestinal mesentery, due to foreshortening of the latter, the proximal loop of the intestine would not reach the desired level of the stomach until this maneuver was performed.
(10) Mesenterial fibromatosis, also known as aggressive fibromatosis or desmoid tumor is generally associated with Gardner's syndrome but otherwise an extremely rare disease.
(11) Dose-dependent vasodilator responses to dopamine, isoprenaline, noradrenaline, 3-isobutyl-1-methylxanthine (IBMX) and sodium nitroprusside were obtained in isolated perfused mesentery preparations, taken from reserpine-treated rats of different ages.
(12) These cells were found in the intestitial tissue of the dorsal mesentery or in the genital ridge.
(13) We now show that the protection afforded by this immunization protocol is systemic and that animals can be protected against tumor growth in the cecum, lymphatics of the mesentery, liver and lung.
(14) PGCs were mainly found in the hindgut epithelium, some at the stage of separation from the endoderm, and others in migration through the mesenchyme of the dorsal mesentery between the primitive intestinal wall and the coelomic epithelium, including the coelomic angle.
(15) In those instances, the osmium-amine reacted not only in the outer surface of the mesentery, but also penetrated with no visible reaction all the way to the connective tissue where it was detected in the elastic layer.
(16) The perivascular protein contents, which corresponds besides arterioles to 40% and besides venules to 59% in comparison to the intravascular blood plasma, decreased in a comparison group under the osmotic influence of the perfusion liquid on the mesenterial plate.
(17) At operation, two localized tumors were found, one located in the jejunum approximately 20 cm distal to the ligament of Treitz, accompanied by perforation and another approximately 20 cm distal to the above lesion in the mesentery.
(18) It appears that in rat mesentery, impulses travelling via cholinergic, parasympathetic fibers innervating mast cells, cause mast cell swelling.
(19) In this situation, intense vascular spasm was seen and any light transmitted through the colon which fell on the small bowel mesentery caused a lethal ischaemic necrosis.
(20) They are formed on acetate-cellulose (AC) membranes implanted into the mice peritoneal cavity and into the mesentery after radiation and intraperitoneal injection of a donor's bone marrow.
Peritoneum
Definition:
(n.) The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac.
Example Sentences:
(1) This implies that these proteins are quantitatively absorbed from the peritoneum without undergoing modifications.
(2) Immunohistochemical insulin proofs were positive in the peritoneum over a period of 3 months and in the liver up to one year after implantation.
(3) The distribution of cells at the stage of DNA synthesis and mitosis in all the parietal peritoneum speaks of the absence of special proliferation zones.
(4) Various parts of the peritoneum were equipotential with venous blood.
(5) In 25 rabbits, endometrium from the right uterine horn was transplanted onto the peritoneum (Experimental group = Group E).
(6) First, CAPD exposes essentially continuously the peritoneum to peritoneal dialysis solutions.
(7) Bacterial infections of the peritoneum may be primary (pneumococcal peritonitis of childhood).
(8) On day 5 of enalapril treatment, an osmotic minipump was implanted in the peritoneum that caused sustained release of ANG II (200 ng.kg-1.min-1) or vehicle (bovine serum albumin) for 3 or 7 days.
(9) This report is the first published demonstration of the existence of fenestrated capillaries in human parietal and rabbit diaphragmatic peritoneum.
(10) Also numerous small knots on the small intestine, peritoneum, and omentum, as well as a considerable amount of ascites were observed.
(11) In the authors' four cases the problems were solved anatomically and functionally by suturing only the mesenterium of the terminal ileum to the edge of the previously cut peritoneum.
(12) Polypropylene mesh is then passed down the laparoscope, placed into the defect to obliterate the space, and the edges of the peritoneum are then reapproximated.
(13) The injection in the peritoneum of Limulus amebocyte lysate at the same time of inoculation of lethal dose of E. coli LPS is able to protect the rats against endotoxin lethality.
(14) A hernial sac originating from the peritoneum near the oesophagogastric junction contained the midgut which had herniated through the oesophageal hiatus.
(15) Although no changes could be detected in the conventional B lymphocyte population, the peritoneum was replete with B cells characteristic of the Ly-1 lineage.
(16) They are then filled with 5.104 macrophages obtained from the peritoneum of normal mice suspended in 100 mul of medium 199 supplemented with bovine serum albumin.
(17) Endolymphatic administration of kanamycin provided an increase in its activity in the inflamed tissues of the peritoneum and omentum and markedly prolonged its halflife as compared to those after the routine intramuscular administration of the drug.
(18) A new culdocentesis system is presented, based on vacuum fixation of the posterior vaginal wall together with Douglas peritoneum in a small vacuum cup, enabling a controllable central perpendicular puncture with a special catheter-needle unit.
(19) The sites of ENM included lung and thoracic lymph nodes (2), pleura and peritoneum (2), and liver (1).
(20) The reservoir is placed outside the peritoneum, in a pre-peritoneal position, in order to allow its fixation by adhesions to the abdominal wall.