(n.) The oval or roundish body laid by domestic poultry and other birds, tortoises, etc. It consists of a yolk, usually surrounded by the "white" or albumen, and inclosed in a shell or strong membrane.
(n.) A simple cell, from the development of which the young of animals are formed; ovum; germ cell.
(n.) Anything resembling an egg in form.
(v. t.) To urge on; to instigate; to incite/
Example Sentences:
(1) Here we report that sperm from psr males fertilizes eggs, but that the paternal chromosomes are subsequently condensed into a chromatin mass before the first mitotic division of the egg and do not participate in further divisions.
(2) We similarly evaluated the ability of other phospholipids to form stable foam at various concentrations and ethanol volume fractions and found: bovine brain sphingomyelin greater than dipalmitoyl 3-sn-phosphatidylcholine greater than egg sphingomyelin greater than egg lecithin greater than phosphatidylglycerol.
(3) 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.
(4) Increasing concentrations of cholesterol monotonically increase the dipole potential of egg phosphatidylcholine monolayers, from 415 mV with no cholesterol to 493 mV with equimolar cholesterol.
(5) The percentage of eggs clamped at values more negative than -65 mV, which responded at insemination by developing an If, decreased and dropped to 0 at -80 mV.
(6) Lead levels in contents and shells of eggs laid by hens dosed with all-lead shot were about twice those in eggs laid by hens dosed with lead-iron shot.
(7) Saturated acyl residues predominated in lysolecithin and unsaturated ones in acids released by hydrolysis of egg lecithin.
(8) By 30 min after insemination, the surface of the egg is relatively smooth.
(9) With both approaches, carbohydrate and fat had little influence whereas egg albumin had a significant inhibitory effect on the absorption of nonheme iron.
(10) Larvae from fresh water eggs, cultured in fresh water and 'normal' laboratory cultures reached 50% infectivity in 3-5 days, losing potential infectivity in 11-15 days post-hatching.
(11) Plakoglobin is present in the fertilized egg, increases in abundance by neurula stage, then declines at the tailbud and tadpole stages.
(12) Fertilization of golden hamster eggs was blocked both in vitro and in vivo by antibodies produced in rabbits against specific hamster ovarian antigens (HOA).
(13) Multiple spawnings of individual females were also observed during the spawning period affecting the relative fecundity of the eggs.
(14) The faeces of forty-two were examined microscopically for nematode eggs.
(15) In Experiment 1 (summer), hens regained body weight more rapidly, returned to production faster, and had larger egg weights (Weeks 1 to 4) when fed the 16 or 13% CP molt diets than when fed the 10% CP molt diet.
(16) The time of sperm penetration in the mouse eggs, however, was delayed for one-half to one hour when ejaculated sperm were used.
(17) Polypeptides of egg-borne Sendai virus (egg Sendai), which is biologically active on the basis of criteria of the infectivity for L cells and of hemolytic and cell fusion activities, were compared by polyacrylamide gel electrophoresis with those of L cell-borne (L Sendai) and HeLa cell-borne Sendai (HeLa Sendai) viruses, which are judged biologically inactive by the above criteria.
(18) The pattern of day to day variability in egg counts from individuals can be characterized by the linear relationship between the logarithms of the variances and means.
(19) Rhabdomeres are substantially smaller and visual pigment is nearly eliminated when Drosophila are carotenoid-deprived from egg to adult.
(20) In conclusion, the main finding of the present investigation, based on the development of ME fragments comprising 40-50% of the total egg volume, is that ascidian embryos are capable of regulative development.
Uniparous
Definition:
(a.) Producing but one egg or young at a time.
(a.) Producing but one axis of inflorescence; -- said of the scorpioid cyme.
Example Sentences:
(1) In two cases, the detachment occurred unilaterally; one was a gilt showing severe lameness which precluded mating and the other was a uniparous sow which showed only slight lameness.
(2) To evaluate the relationship between these two breast-cancer risk indicators the urine oestriol ratio was determined for recently delivered uniparous women aged 19-23, 25-27, and 29-34 years and nulliparous women of comparable ages.
(3) The estimated odds ratio for women with 5 or more births versus uniparous was 0.60 in analyses with adjustment for age and residence characteristics.
(4) In a stratified analysis, for age group 45-74 years, the relative risk for uniparous women was between 3.8 and 4.5 dependent on age at first birth compared to women with 8-9 children, age at first birth before the age of 25 and last birth after the age of 30 years.
(5) Small rate differences were found for premenopausal women between uniparous women and women with 6-7 children, but postmenopausal women with many children had lower rates of breast cancer mortality than uniparous women.
(6) However, in younger age groups, uniparous women seem to be at higher risk than nulliparous, and the effect of later pregnancies is less clear in this group.
(7) Uniparous, Metyrapone-treated, female rats manifested an unusually high incidence of saccular aneurysms of the aorta.
(8) Within the 38 weeks of study, 73% of ad libitum fed uniparous mice at risk and 11% of CEIR uniparous mice at risk developed mammary tumors, yet mice of both dietary groups delivered and weaned healthy litters with comparable efficiency.
(9) Sixty-four per cent of the women operated upon were multiparous, 27 per cent were uniparous and 8 per cent were nulliparous.
(10) Uniparous women had, however, higher risk of developing breast cancer under age 60 than nulliparous women.
(11) Conservative interventions have been more frequent on young women (under 35: 97%) and desiring children either because nullipara (65%) or because uniparous (27%).
(12) Nulliparous women had the same mortality rates as uniparous women in all age groups.