(n.) A vault wholly or partly under ground; especially, a vault under a church, whether used for burial purposes or for a subterranean chapel or oratory.
(n.) A simple gland, glandular cavity, or tube; a follicle; as, the crypts of Lieberk/hn, the simple tubular glands of the small intestines.
Example Sentences:
(1) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(2) A comparative evaluation of these data suggest that hormone independent cells are present in the cervical crypts of late menopause women and that a cyclic change of hormone dependent cells may occur in fertile women, analogous to the cyclic changes of endometrial mucosa.
(3) The proliferating cells showing increased hybridization include normal mitotically active crypt epithelium, regenerating epithelium in ulcerative colitis, adenomatous epithelium, and adenocarcinomatous epithelium.
(4) There was also a reduced crypt cell proliferation, a reduced villus height and a decreased ALP activity in the ileal mucosa.
(5) Explants maintained villus-to-crypt ratio between 1:1 and 1.5:1 for 48 hours.
(6) The diameters of regenerating crypts were measured at various times after X-rays and cis-platinum given either alone or in combination.
(7) In both of these groups, the inoculated bacteria were recovered from the colon, and T hyodysenteriae was demonstrated in the colonic crypts, epithelium, and lamina propria.
(8) Succinylated wheat germ agglutinin bound more to crypt than to villus enterocytes.
(9) The crypts were studied at 1, 5, 7, 15 and 30 days after the initiation of treatment.
(10) Newborn animals already exhibited clearly recognizable crypts of Lieberkühn.
(11) In addition, we found that carbamoylphosphate synthetase mRNA is present mainly in the epithelium of the crypts of the proximal part of the small intestine, whereas carbamoylphosphate synthetase protein is present in the epithelium of both crypts and villi.
(12) The peptide toxin apamin inhibits Ca2(+)-activated K+ channels exclusively in surface cell vesicles, while charybdotoxin inhibits predominantly in the crypt cell membrane fraction.
(13) Intrinsic factor-mediated uptake of cobalamin could not be demonstrated using ileal crypt or jejunal villous or crypt cells.
(14) A method has been developed for the simultaneous isolation of basolateral plasma membrane vesicles from surface and crypt cells of rabbit distal colon epithelium by sequential use of differential sedimentation, isopycnic centrifugation and Ficoll 400 barrier centrifugation.
(15) In contrast, foci formed by 3-4 dysplastic crypts were decreased by the starch diet (P less than 0.05).
(16) In the former group the changes observed were mucosal oedema with acute inflammation of varying severity but with preservation of the crypt architecture.
(17) (ii) In young sucklings (10 days old), SC was virtually absent in both villus and crypt cells, but its concentration progressively increased in weanling rats and reached adult levels by day 40 postpartum.
(18) Sub-groups of 5-7 rats were sequentially killed at 4, 8 and 12 months for evaluation of the length, cell numbers and 5-bromo-2'-deoxyuridine (BrDU) labeling indices of large bowel crypts together with ODC activity.
(19) One of the conventional approaches used in the past provided estimates of about 70-80 clonogenic cells per crypt (i.e.
(20) Immunofluorescence studies employing monoclonal antibodies specific for villus and crypt cells in vivo, and various enzyme assays, have demonstrated a level of differentiation and maturation of the cultured epithelial cells similar but not identical to that of suckling intestinal mucosa in vivo.
Pit
Definition:
(n.) A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation
(n.) The shaft of a coal mine; a coal pit.
(n.) A large hole in the ground from which material is dug or quarried; as, a stone pit; a gravel pit; or in which material is made by burning; as, a lime pit; a charcoal pit.
(n.) A vat sunk in the ground; as, a tan pit.
(n.) Any abyss; especially, the grave, or hades.
(n.) A covered deep hole for entrapping wild beasts; a pitfall; hence, a trap; a snare. Also used figuratively.
(n.) A depression or hollow in the surface of the human body
(n.) The hollow place under the shoulder or arm; the axilla, or armpit.
(n.) See Pit of the stomach (below).
(n.) The indentation or mark left by a pustule, as in smallpox.
(n.) Formerly, that part of a theater, on the floor of the house, below the level of the stage and behind the orchestra; now, in England, commonly the part behind the stalls; in the United States, the parquet; also, the occupants of such a part of a theater.
(n.) An inclosed area into which gamecocks, dogs, and other animals are brought to fight, or where dogs are trained to kill rats.
(n.) The endocarp of a drupe, and its contained seed or seeds; a stone; as, a peach pit; a cherry pit, etc.
(n.) A depression or thin spot in the wall of a duct.
(v. t.) To place or put into a pit or hole.
(v. t.) To mark with little hollows, as by various pustules; as, a face pitted by smallpox.
(v. t.) To introduce as an antagonist; to set forward for or in a contest; as, to pit one dog against another.
Example Sentences:
(1) When compared with nonspecialized regions of the cell membranes, these contact sites were characterized by a decreased intercellular distance, subplasmalemmal densities and coated pits.
(2) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
(3) Both types of oral cleft, cleft palate (CP) and cleft lip with or without CP (CLP), segregate in these families together with lower lip pits or fistulae in an autosomal dominant mode with high penetrance estimated to be K = .89 and .99 by different methods.
(4) The potential use of ancrod, a purified isolate from the venom of the Malaysian pit viper, Agkistrodon rhodostoma, in decreasing the frequency of cyclic flow variations in severely stenosed canine coronary arteries and causing thrombolysis of an acute coronary thrombus induced by a copper coil was evaluated.
(5) On land, the pits' stagnant pools of water become breeding grounds for dengue fever and malaria.
(6) Demonstration of low levels of Pit-1 expression in Ames dwarf (df) mice implies that both Pit-1 and df expression may be required for pituitary differentiation.
(7) At 4 degrees C or after fixation, anti-renal tubular brush border vesicle (BBV) IgG bound diffusely to the surface of GEC and to coated pits.
(8) A cell with a large Golgi apparatus and associated cytoplasmic granules resembles the pit cell described in the liver of a few other vertebrates.
(9) Pitting corrosion was seen on low-resistant Ni-Cr alloys, which had less Cr content.
(10) This brings lads like 12-year-old Matthew Mason down from the magnificent studio his father Mark, from a coal-mining town ravaged by pit closures, lovingly built him in the back garden at Gants Hill, north-east London.
(11) Stonehenge stood at the heart of a sprawling landscape of chapels, burial mounds, massive pits and ritual shrines, according to an unprecedented survey of the ancient grounds.
(12) Freeze fracture analysis confirmed the integrity of the tight junctions as well as increased numbers of vesicles or pits along the lateral cell membrane, indicating increased endocytotic activity.
(13) Likewise, the cost of emptying these pits can be high.
(14) Bifid uvula, preauricular pits, and abnormal palmar creases were also slightly more common in the patients, but the differences were not statistically significant.
(15) Hypertrophic fibrous astrocytes were common in chronic active lesions, were capable of myelin degradation and on occasion, contained myelin debris attached to clathrin-coated pits.
(16) A mother and daughter both presented at age 5 years with the triad of right-sided congenital cholesteatoma, right preauricular pits, and bilateral sensorineural hearing loss.
(17) In addition, the perfusion method in this experiment suggested the possibility of distinguishing pinocytotic vesicles from pits of cell membranes.
(18) Performance pay pitting teachers against each other just does not work - we are not in favour of that,” Merlino said.
(19) Both larval stages had an inner circle of 6 labial papillae, an outer circle of 6 labial papillae and 4 somatic papillae, and lateral amphidial pits.
(20) The country’s other attractions include a burning pit at “the door to hell” in the Darvaza crater, and rarely seen stretches of the silk road, the region’s ancient trade route.