(n.) The act of propagating; continuance or multiplication of the kind by generation or successive production; as, the propagation of animals or plants.
(n.) The spreading abroad, or extension, of anything; diffusion; dissemination; as, the propagation of sound; the propagation of the gospel.
Example Sentences:
(1) These studies indicate that at each site of induction during feather morphogenesis, a general pattern is repeated in which an epithelial structure linked by L-CAM is confronted with periodically propagating condensations of cells linked by N-CAM.
(2) The differentiated neuroblastoma cell possesses characteristics of an electrically excitable cell and can generate propagated potential spikes in which Ca2+ is the inward charge carrier.
(3) The ruffles of the sub-marginal cells showed different characteristics, being longer and not propagated successively as were the marginal ruffles.
(4) This method can characterize reliably flavivirus field isolates at the molecular level without extensive virus propagation and molecular cloning, and will be a valuable tool for molecular epidemiological studies.
(5) However the study does not permit to reach any valid conclusions; further elaborate investigations alone could prove the useful role of genetic influence in the propagation of lepromin sensitivity to the subsequent sibs.
(6) This has stemmed from an inadequate understanding of the mechanisms involved in the formation and propagation of this condition.
(7) The E2A mutants were propagated by growth in human cell lines which express an integrated copy of the DBP gene under the control of a dexamethasone-inducible promoter (D. F. Klessig, D. E. Brough, and V. Cleghon, Mol.
(8) Phage H propagated on Yersinia pestis was reported by Molnar and Lawton to be rapidly adsorbed to female but not to male strains of Escherichia coli.
(9) The re-examination of previous data revealed that Caenorhabditis elegans produced 1.8% 24-methyl-23-dehydrocholesterol when propagated in medium containing campesterol.
(10) In 40 subjects the propagation sequence of phasic contractions could be evaluated and were simultaneous in 53%, antegrade in 35%, and retrograde in 11% of the waves.
(11) It is concluded that a number of mechanisms can account for the conduction failure resulting from phospholipase A2, including disruption of sodium channels needed for propagation of regenerative nerve impulses and the depletion of high energy phosphates needed to maintain ionic gradients.
(12) However, a region containing pixels that are perfectly synchronous on average would still yield a finite distribution of calculated Fourier coefficients due to the propagation of stochastic pixel noise into the calculated values.
(13) Following the 1000-kJ but not the 4200-kJ meal, 10 mg cisapride increased total number of contractions, number of propagated contractions, mean amplitude, and area under curve significantly more than placebo.
(14) This phenomenon seems to be due to the generation of surface waves and a corresponding fluid zone into which these waves are also partially propagated.
(15) After 4 months of propagation, this cell line regularly showed 15 to 40% reactive cells.
(16) Because they prevent secondary capsular opacification and anterior vitreous propagation, it appears that such barrier-type implants should be systematically placed.
(17) Propagation and activity level of 18 enzymes catalyzing deamination reactions of dicarboxylic and oxyamino acids and enzymes of amino acid reamination and amino acid N-acyl-derivatives' deacylation have been studied in Klebsiella bacteria.
(18) The reaction studied, thus, appears to be the chain branching and propagation phase of lipoperoxidation.
(19) Study of the growth characteristics of basal cell carcinoma (BCC), a relatively well-organized, slow-growing skin cancer, has been limited because of the lack of methods for propagation of the tumor off the human host.
(20) In cells treated with ion across membranes, tip to base propagation was seen only in the presence of EGTA; when calcium was added the majority of organisms propagated waves from base to tip.
Reproduction
Definition:
(n.) The act or process of reproducing; the state of being reproduced
(n.) the process by which plants and animals give rise to offspring.
(n.) That which is reproduced.
Example Sentences:
(1) The availability and success of changes in reproductive technology should lead to a reappraisal of the indications for hysterectomy, especially in young women.
(2) The purpose of this paper is to discuss the potential for integrating surveillance techniques in reproductive epidemiology with geographic information system technology in order to identify populations at risk around hazardous waste sites.
(3) In this way they offer the doctor the chance of preventing genetic handicaps that cannot be obtained by natural reproduction, and that therefore should be used.
(4) The sensitivity , accuracy, and reproductibility of this method are described and discussed.
(5) Thus, inhibition of reproductive function of young males after EP action has been demonstrated.
(6) The La Parguera facility was established in part to contrast the social behavior of free-ranging groups with that in enclosures, as well as to compare the seasonal events linked to reproduction with those at Cayo Santiago.
(7) Thus, the carotid pulse tracing provides an accurate reproduction of the morphology of the pressure tracing recorded from the ascending aorta, and when calibrated by peripheral blood pressure measurement, it can be used to calculate LV pressure throughout ejection.
(8) Somewhat surprisingly then, in view of the mechanisms in mammals, birds do not seem to use this seasonal message in the photoperiodic control of reproduction.
(9) Such factors can mask any interactions between biologic factors of the aging female reproductive system and other social factors that might otherwise detemine fertility during the later reproductive years.
(10) The results indicate that additional feed in late gestation improves reproductive performance in sows.
(11) Here we show that the subsequent survival and reproductive success of subordinate female red deer is depressed more by rearing sons than by rearing daughters, whereas the subsequent fitness of dominant females is unaffected by the sex of their present offspring.
(12) The variations in behavior and physiology across the year were considered in terms of factors constraining the timing of the natural reproductive pattern.
(13) Opposition to legal abortion takes magical thinking and a lack of logic | Jessica Valenti Read more The only female Republican candidate for the White House has doubled down on her restrictive position over reproductive rights since a successful debate performance .
(14) 23, 163-185) for growth and reproduction of individual daphnids.
(15) This variation in risk remained when allowance was made for the incomplete nature of some of the reproductive histories.
(16) A regulatory role for GABA in the reproductive tract is postulated.
(17) We have examined the serum MT response in the male hamster to a single dose of 25 micrograms MT administered in the morning or in the afternoon--the same timing and dose used by others to produce reproductive effects.
(18) The lavage model was considered suitable for reproduction of severe respiratory distress.
(19) Circumvaginal muscle (CVM) home training based on principles of exercise physiology were tested on 48 healthy reproductive-age women.
(20) the smallest concentrations were measured, differing significantly from animals in other reproductive periods.