(1) 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.
(2) Females were killed at various times after the onset of mating or artificial insemination, oviducts were fixed and sectioned serially, and spermatozoa were counted individually as to their location in the oviduct.
(3) By 30 min after insemination, the surface of the egg is relatively smooth.
(4) Homologous insemination in 52 couples during a period of one year yields a conception rate of 38.5%.
(5) The distribution of conceptions after artificial insemination from a donor was studied in 259 conceptions at an artificial insemination clinic and found to be seasonal.
(6) In this study 470 bitches were inseminated; 405 with fresh semen into the cranial vagina and 65 with frozen semen transcervically into the uterus.
(7) The best fertility was obtained by inseminating twice a week with 0.05 ml.
(8) Gilts that had already reached sexual maturity at the time of insemination showed a higher rate of oestrus and better litter size than immature animals.
(9) Sperm mitochondria and flagella were found in the egg 15 min after insemination.
(10) The R. temporaria embryos at stages from insemination to the 1st cleavage division were incubated for 1 tau 0 in different saline solutions.
(11) More cows were inseminated and pregnancy rates were higher within 5 d after treatment with prostaglandin F2 alpha, and interval from prostaglandin F2 alpha to first service was reduced compared with that of control cows.
(12) Individual males held in gallon-sized containers inseminated as many as 10 females.
(13) Fewer multiparous cows given two injections 14 d apart and inseminated after estrus conceived than did cows given two injections and a progesterone intravaginal coil inserted 8 d after the first injection (42 vs. 66%).
(14) The notes upon artificial insemination contain the time, frequency, interval and technique of semen application.
(15) Assessment of DNA normality of motile sperm in the insemination medium may aid prediction of fertilization rates in addition to normal morphology and sperm-ZP binding.
(16) Five of the bulls were used in homospermic insemination studies.
(17) The degree of asynchrony in the oocytes varied and this could explain why some oocytes can be fertilized when inseminated shortly after collection and others not until 8 h or even more after collection.
(18) In the same period, 21 attempts of intra uterine insemination and 14 attempts of intracervical inseminations were made in 5 couples who remained infertile after patent high epididymovasostomy (4) or vasovasostomy (1) and having immature spermatozoa stimulated as previously described.
(19) This study aimed (1) to determine whether the fertilization rate of preovulatory oocytes in patients with abnormal morphology can be improved by increasing insemination concentration at the time of IVF and (2) to evaluate the pregnancy outcome in patients with abnormal sperm morphology.
(20) When inseminated oocytes were incubated in the presence of puromycin, the sperm nuclei were transformed into interphase-like nuclei, but no metaphase chromosomes developed.
Semination
Definition:
(n.) The act of sowing or spreading.
(n.) Natural dispersion of seeds.
Example Sentences:
(1) In normal seminal vesicle, the reaction product was apparently more abundant in columnar and basal cells than in other cell types.
(2) 500-MHz H-NMR spectroscopy of the oligosaccharides derived from gamma-seminoprotein, a human seminal plasma glycoprotein, revealed considerable microheterogeneity both with respect to the degree of branching and with regard to the peripheral sugars.
(3) GC using the capillary columns proved suitable for mapping of the carbohydrate profile of human seminal fluid and for the analyses of organic compounds accumulating in human adipose tissue.
(4) The corresponding values for 1 ml seminal plasma were: 1-50, 0-439, 0-581, 0-594 and 0-010 mg.
(5) Air-regenerated monomers of bovine seminal ribonuclease have been found capable of reassociating into native dimers, whereas monomers refolded in the presence of a glutathione redox mixture do not reassociate into dimers [Smith, K. G., D'Alessio, G. and Schaffer, S. W. (1978) Biochemistry 17, 2633-2638].
(6) Repeated administration of high concentrations (10 muglml and above) of histamine produce tachyphylaxis in the seminal vesicle of guinea pig.
(7) This report describes the cytotoxic properties of human seminal plasma and demonstrates that the inhibition of response to mitogens shown by murine lymphocytes in the presence of whole human seminal plasma can be attributed largely to an effect of seminal components on lymphocyte viability.
(8) Immunoelectron microscopy of the rat seminal vesicle was performed using specific antibodies to secretory proteins.
(9) The effect of SV-IV, one of the major proteins secreted from the rat seminal vesicle epithelium, on phagocytosis and chemotaxis of human polymorphonuclear leukocytes (PMNs) has been studied.
(10) Volume of prostate and seminal vesicles was measured in patients with Klinefelter's syndrome by means of transrectal ultrasonography before and after testosterone replacement therapy.
(11) However the diagnostic accuracy of an elevated serum antigen level on an individual basis was only 55 per cent for capsular penetration and 50 per cent for seminal vesicle involvement and lymph node involvement.
(12) The previous demonstration that sperm kept at body temperature (37 degrees C) had a marked deterioration in motility accompanied by an overgrowth of bacteria in the semen and a concomitant decrease in pH led to this study to test the hypothesis that the decrease in motility was caused by the bacteria or by bacterial alteration of seminal pH.
(13) The mean length of the seminal vesicles was 2.98 cm.
(14) The seminal degeneration and regeneration associated with the development and spontaneous cure of scrotal mange were very similar to that seen following experimental elevation of testicular temperature.
(15) The acrosin inhibitors are localized in the mucosa cells of the cauda epididymis, the vas deferens, the seminal vesicles, the urethra and distinct glandular units of the prostate.
(16) The maximum labelling indices which appeared on days 2 or 3 of administration of methyltestosterone were 24.3, 8.4, 9.6, 21.6 and 13.7% for the ventral, lateral and dorsal prostate, seminal vesicle and coagulating glands, respectively.
(17) It was concluded that the heat-induced substance(s) from leukocytes, which being highly possible the Hsps, interfered the mobility of wash human sperm and the inhibition might be antagonized by seminal plasma.
(18) Basic peptides (bovine pancreatic trypsin inhibitor, bull seminal isoinhibitors of trypsin, arginine vasopressin and adamantylamide-alanylisoglutamine) were analysed with a cationic ITP system at acidic pH.
(19) Relaxin in seminal fluid was determined radioimmunologically in 238 andrological patients with various ejaculate qualities.
(20) We have previously described the presence of a human seminal plasma component which may prevent the immunologic sensitization of females against sperm and seminal plasma antigens.