(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.
Young
Definition:
(superl.) Not long born; still in the first part of life; not yet arrived at adolescence, maturity, or age; not old; juvenile; -- said of animals; as, a young child; a young man; a young fawn.
(superl.) Being in the first part, pr period, of growth; as, a young plant; a young tree.
(superl.) Having little experience; inexperienced; unpracticed; ignorant; weak.
(n.) The offspring of animals, either a single animal or offspring collectively.
Example Sentences:
(1) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(2) The availability and success of changes in reproductive technology should lead to a reappraisal of the indications for hysterectomy, especially in young women.
(3) The very young history of clinical Psychology is demonstrating the value of clinical Psychologist in the socialistic healthy work and the international important positions of special education to psychological specialist of medicine.
(4) On the other hand, the majority of gynecologic patients with pelvic infections are young and healthy.
(5) The authors followed up the occurrence of inflammation-mediated osteopenia (IMO) in young and adult rats weighing 50 g and 150 g, respectively.
(6) Blocks of hippocampal tissue containing the fascia dentata were taken from late embryonic and newborn rats and transplanted to the hippocampal region of other newborn and young adult rats.
(7) Hanley Ramirez was hitting behind Michael Young and now he's injured.
(8) Furthermore, the analyses indicated an important interplay between environmental sources and social factors in the determination of hand lead and blood lead levels in very young children.
(9) A tall young Border Police officer stopped me, his rifle cradled in his arms.
(10) Rifampin is recommended as a prophylactic treatment for intimate contacts of young children who develop invasive infections with Haemophilus influenzae type B (Hib).
(11) The young European idealist who helped Leon Brittan, the British EU commissioner, to negotiate Chinese entry to the World Trade Organisation, also found his Spanish lawyer wife in Brussels.
(12) Younge, a former head of US cable network the Travel Channel, succeeded Peter Salmon in the role last year.
(13) A young man being treated with primary adjuvant Adriamycin and DDP for osteogenic sarcoma is described who developed a gingival line which temporally was related to DDP administration.
(14) N-Acetyl-beta-D-glucosaminidase (GAD) activities did not change significantly duringlate fetal, neonatal or young adult stages but increased significantly with advancing age.
(15) The mean value of peak Vcf showed no significant difference among young and elderly groups except for the group in the 30's which showed significant (p less than 0.05) difference between other groups.
(16) Eaton-Lambert or myasthenic syndrome was diagnosed in a young woman with recurrent small-cell carcinoma of the cervix.
(17) This analysis is based on a ranking of neighbourhoods according to the participation of young people in higher education.
(18) • young clownfish will lose their ability to "smell" the anemone species that they shelter in.
(19) Two young patients presented with generalised lymphadenopathy, otorrhoea, otitis, and rash.
(20) The effect of dietary fluoride (F) on nephrocalcinosis was studied in young, female rats.