(n. sing. & pl.) Any one of several species of ruminants of the genus Ovis, native of the higher mountains of both hemispheres, but most numerous in Asia.
(n. sing. & pl.) A weak, bashful, silly fellow.
(n. sing. & pl.) Fig.: The people of God, as being under the government and protection of Christ, the great Shepherd.
Example Sentences:
(1) In each sheep there was a significant negative correlation between the glucose and corticosteroid concentrations in both maternal and fetal plasma, and there were positive correlations between the maternal and fetal plasma concentrations of glucose, and between the glucose and fructose concentrations of fetal plasma.
(2) Anesthetized sheep (n = 6) previously prepared with a lung lymph fistula underwent 2 hr of tourniquet ischemia of both lower limbs.
(3) The mechanism by which pertussis toxin (PT) breaks the unresponsiveness of delayed-type hypersensitivity (DTH) to sheep red blood cells (SRBC) was examined in B10 mice.
(4) Blood flow was measured in leg and torso skin of conscious or anesthetized sheep by using 15-micron radioactive microspheres (Qm) and the 133Xe washout method (QXe).
(5) Base-line HPV was determined by measuring the change in pulmonary vascular resistance (PVR) while sheep breathed 12% O2 for 7 min.
(6) of about 330 000 for the elementary peptide chains of pig and sheep thyroglobulin.
(7) However, in GF rats and in rats monoassociated with viable P. acnes, parenteral injection of killed P. acnes antigen inhibited the plaque-forming cell response to sheep erythrocytes.
(8) The plasma, urine, and tissue sulfathiazole concentrations were determined at various times following intravenous administration to 12 sheep.
(9) As evidence, they show no mediated semantic-phonological priming during picture naming: Retrieval of sheep primes goat, but the activation of goat is not transmitted to its phonological relative, goal.
(10) It is suggested that contractile responses to electrical stimulation in isolated sheep urethral smooth muscle are mediated by the sympathetic nervous system, mainly through release of noradrenaline stimulating postjunctional alpha 1-adrenoceptors.
(11) The dumplings could also be served pan-fried in browned butter and tossed with a bitter leaf salad and fresh sheep's cheese for a lighter, but equally delicious option.
(12) We measured the steady-state volumes of distribution for radioactive chloride, sucrose, and albumin in the lung of six anesthetized, spen-thorax sheep.
(13) Haematological and blood biochemical changes in the sheep, as well as fecundity of gastrointestinal nematodes, suggested the hosts were immunosuppressed.
(14) Periods of spontaneously occurring hypoxia have been observed in fetal sheep.
(15) The efficacy of other anthelmintics which have been used against paramphistomes in sheep is reviewed.
(16) A minimum of 4 sheeps' heads, obtained weekly over 24 months from the Pretoria Municipal Abattoir, was examined for infestation.
(17) The intravenous administration of ovine placental lactogen to pregnant and non-pregnant sheep produced significant acute decreases in plasma free fatty acid, glucose and amino nitrogen concentrations.
(18) In this ewe, and in 4 of 7 other sheep diagnosed as having abomasal emptying defects, aspartate transaminase and sorbitol dehydrogenase activities were high, and histopathologic evidence of hepatic congestion and ischemia was found.
(19) Also, Gs failed to hemolyze sheep erythrocytes when there was hemolysis by virions or an amino-terminal peptide of the VSV glycoprotein.
(20) It contained approximately 1% HP+cells and approximately 3% of all lymphocytes forming rosettes which sheep erythrocytes (E+ cells) present before fractionation.
Yolk
Definition:
(n.) The yellow part of an egg; the vitellus.
(n.) An oily secretion which naturally covers the wool of sheep.
Example Sentences:
(1) Whether hen's egg yolk can be used as a sperm motility stimulant in the treatment of such conditions as asthenospermia and oligospermia is subjected for further study.
(2) Results obtained from cumulative labeling and pulse-labeling and chase experiments with cells from late gastrulae, yolk plug-stage embryos, and neurulae showed that the 30S RNA is an intermediate in rRNA processing and is derived from 40S pre-rRNA and processed to 28S rRNA.
(3) The wall of the yolk sac thickens as a result of this infolding and the densely packed capillaries.
(4) When foods such as dairy products contain large numbers of egg yolk-negative strains of S. aureus, the PPSA agar has the advantage over egg yolk containing media such as Baird-Parker agar that fewer suspect colonies have to be confirmed.
(5) In lipid extracts of yolk, more than 90% of the radioactivity was as unchanged cholecalciferol and 5% as 25-hydroxycholecalciferol.
(6) This study provides evidence for a maternal yolk factor associated with increased tolerance and resistance of larvae to copper.
(7) Both genes are expressed in the fetal liver, gut, and visceral endoderm of the yolk sac and are repressed shortly after birth in the liver and gut.
(8) After clusters of pigmented epithelial cells have rested immobile in the yolk sac of Blennius pholis for 2-4 days (Trinkaus, '88), their constituent cells transform into mesenchymal, dendritic melanocytes.
(9) The patient, a 28-year-old woman, in her ninth week of pregnancy, was operated on for stage Ia, mixed germ cell tumor (grade 3 immature teratoma + yolk sac tumor) of AFP decreased to the normal level.
(10) Fe2+ and L-ascorbic acid induced oxidation of cholesterol was investigated in liposomes of egg yolk phosphatidylcholine (PC).
(11) Cadmium, anti-visceral yolk sac antibody (AVYS) and trypan blue all inhibited pinocytosis in a concentration-dependent fashion when added to the culture medium, although at low concentrations trypan blue was slightly stimulatory.
(12) Although small amounts of AFP are synthesized by sharks in the liver, the greatest site of synthesis is actually the stomach, with smaller amounts synthesized in the intestinal mucosa; no synthesis was observed in the shark yolk sac.
(13) In three experiments with semen samples from a single individual capacitated at 4 degrees C for 1, 2 or 3 days in TEST-Yolk buffer we obtained 33, 30 and 34 sperm karyotypes respectively.
(14) A stem cell line has been obtained with cell culture, having a germ cell character and a yolk sac configuration.
(15) We postulate that the apposition of trophotaenial epithelium to the internal ovarian epithelium constitutes a placental association equivalent to a noninvasive, epithelioform of an inverted yolk sac placenta.
(16) The histological characteristics and the presence of laminin in the stroma suggested that the malignant tumors belonged to the category of yolk sac tumors.
(17) PLA2-II was over ten times more potent than PLA2-I, although its lipolytic activity toward egg-yolk was even slightly weaker (73%) than that of PLA2-I.
(18) The majority of testicular germ cell tumors in adults are accompanied by neoplastic intratubular germ cells; these cells were uniformly absent in ten pure yolk sac tumors (endodermal sinus tumors) of the testicle in children studied morphologically and immunohistochemically.
(19) The beta-globin gene remained inactive at the fetal stage, whereas the normal A gamma-globin gene was expressed beyond the embryonic (yolk sac) stage into the fetal stage of development and then became inactive in adult erythroid cells.
(20) The yolk spheres, which were free of precipitates, gave the characteristic signal of the nitrogen K-edge.