(a.) Having the quality of generating; producing young or fruit; generative; fruitful; productive; -- applied to plants producing fruit, animals producing young, etc.; -- usually with the implied idea of frequent or numerous production; as, a prolific tree, female, and the like.
(a.) Serving to produce; fruitful of results; active; as, a prolific brain; a controversy prolific of evil.
(a.) Proliferous.
Example Sentences:
(1) The telencephalic proliferative response has been studied in adult newts after lesion on the central nervous system.
(2) Research efforts in the Swedish schools are of high quality and are remarkably prolific.
(3) The effect of mycobacterial phenolic glycolipids from Mycobacterium leprae, M. bovis BCG, and M. kansasii on in vitro proliferative responses by human blood mononuclear cells from healthy BCG vaccinees was investigated.
(4) In the fimbria a significantly higher concentration (P less than 0.01) was observed in the proliferative phase.
(5) Confirming a low proliferative activity in CN and a high activity in melanomas (MIS, IM, MM), the results showed that dysplastic nevi (NAA, NCAA) had a proliferative activity intermediate between common nevi and melanomas.
(6) The mixed leukocyte reaction proliferative response against the B7 transfectant is inhibited by either anti-CD28 or B7 mAb.
(7) Following BHT administration, the alveolar stem cells (type II pneumocytes) proliferate and differentiate according to a biphasic pattern, with proliferative peaks at d 3 and 7.
(8) At autopsy, this DOCA-hypertensive rat was found to have a form of hepatitis associated with proliferative activity, i.e., cellular unrest, mitotic figures and oval cell hyperplasia.
(9) There was no significant difference in sialic acid concentration in the uterus during the proliferative and luteal phases of the menstrual cycle.
(10) To find out whether the deeper inhibition of replicative activity in ventricular myocytes influences fibroblasts and endothelial cells from ventricles, the proliferative activity of non-muscle cells was studied.
(11) We infer from these results that endotoxin ameliorates the cyclical changes in blood cell counts by regulating hematopoietic proliferative activity at the stem cell level.
(12) In diabetic patients with proliferative retinopathy, K was lower (P less than 0.05) than in diabetic patients without retinopathy.
(13) We suggest that radiation-induced specific chromosome 2 rearrangement associated with IL-1 beta deregulation may initiate murine leukemogenesis through the uncoupling of normal proliferative control mechanisms in multipotential hemopoietic cells.
(14) However, cytophotometric DNA analysis disclosed that significant increases in proliferative activity of mucosa had occurred 4 weeks before the appearance of histopathological dysplasia, and 8 weeks prior to development of grossly visible tumors.
(15) Proliferative responses to env were seen in 9% of control children compared with 27% of infected children (p less than 0.02).
(16) The relationship between interphase cytogenetics and tumor grade, stage, and proliferative activity was investigated in 27 transitional cell carcinomas of the urinary bladder.
(17) Although T cells exposed to antigen in B-depleted LN of mu sm and irradiated mice gave negligible T proliferative responses in vitro, low but significant levels of primed T helper function were detected in a sensitive T helper assay in vivo.
(18) These results suggest that HGF may act as a proliferative factor during fetal liver growth.
(19) Proliferative and cytollytical activity of lymphocytes was compared in lymphocyte alloimmunization of the spleen and intact thymus.
(20) The high proteolytic activity of BCC demonstrated in this study may be an important factor in the proliferative, invasive and destructive behaviour of this tumour.
Prolificacy
Definition:
(n.) Prolificness.
Example Sentences:
(1) Using this approach, it is then possible to develop a gene pool for prolificacy.
(2) In the domestic pig seasonal influences on prolificacy still exist: for example, AI boars not only show decreased steroid synthesis, sperm counts and libido in summer compared with the optima which occur in winter but also a biphasic pattern with a transient increase in spring.
(3) The multifactorially determined criterion of prolificacy was not selectively correlated with overall differences in embryonic preimplantation growth and rate of aneuploidy.
(4) Selection within purebred lines to increase further prolificacy seems possible, in spite of some contrary results from initial experiments.
(5) The extensive data produced in this experiment allowed the relationships between ovulation rate and fertility and between fertility and prolificacy (fecundity) to be examined.
(6) Heritability and repeatability estimates were, respectively, as follows: fertility, 3%, 3%; prolificacy, 34%, 19%; lamb survival, 15%, 8%; lamb weaning weight, 7%, 36%; and ewe productivity, 27%, 10%.
(7) Ewes heterozygous (I+) for the Inverdale prolificacy gene (FecXI) located on the X chromosome have ovulation rates about 1.0 units higher than noncarriers.
(8) The differential expression of IGF mRNAs with stage of gestation and the correlation of relative ratios of IGF mRNAs with prolificacy during the critical period of maternal recognition of pregnancy suggest an important role(s) for IGFs in conceptus and fetal development.
(9) We concluded that high fertility and low prolificacy (i.e.
(10) The traits included weights of lambs at birth, weaning, 8 mo, 10 mo, and yearling ages and ewe characters of weight at lambing (EWT), total lamb weight born (LWB), total lamb weight weaned (LWW), and prolificacy rate (PR).
(11) The computer can also be an aid in eliminating chromosomal translocations responsible for a reduction in prolificacy ranging from 5 to 50%.
(12) This paper attempts to summarize and discuss the new evidence on the effectiveness of selection for prolificacy.
(13) The ovulatory response of ewes from breeds that differ widely in prolificacy (Ile-de-France, ++ Booroola Merino, Romanov, F+ Booroola Merino and F+ Booroola Romanov with adult ovulation rates of about 1.5, 1.2, 3, 3 and 3.5 respectively) to 750 IU of hCG given at different physiological stages (before puberty, during anestrus or during the luteal phase) was compared.
(14) The prolificacy of two rabbit strains (Californian and New Zealand) has been studied in parallel with ovulation rate and embryonic development.
(15) The ovaries of new born lambs (15 Ile-de-France and 19 Romanov, 34 ovaries) and of 4-week-old lambs (6 Ile-de-France and 12 Romanov, 18 ovaries) were examined histologically to compare ovarian follicular development in infant lambs of breeds differing in their prolificacy.
(16) Prolific breeds of sheep (Romanov, Finn and Booroola Romanov crosses heterozygous for the Booroola gene (F+) were compared with breeds of lower prolificacy (Ile-de-France, Finn X Scottish Blackface, Merino X Blackface and Booroola X Romanov not carrying a copy of Booroola gene (++] by in-vivo monitoring of follicular kinetics by ink labelling during the late luteal phase and follicular phase of the oestrous cycle followed by histological examination of the ovaries or follicle dissection.
(17) Prolificacy, defined as litter size at birth, is currently considered to be the most important component of sow productivity.
(18) A better understanding of the control of gonadotropin secretion in the cow would assist in the development of treatments to control prolificacy.
(19) The overall twinning rate and prolificacy were 30.7 and 130.6% respectively.
(20) Prolificacy has been defined as the number of viable piglets produced per year or per breeding lifetime.