(1) The latter group received progesterone to permit blastocysts and the dissected fragments to enter into quiescence, prior to injection of oestradiol to induce implantation.
(2) Two of the antisense-fos clones grew in a density-dependent manner, exhibiting both a flat morphology and a quiescence in low serum medium unlike the sense-fos controls.
(3) No significant difference between patients with IgA nephropathy in clinical quiescence and the control subjects was demonstrated.
(4) These analyses unmasked unique attributes of spontaneous LH secretory events, which were represented as delimited momentary augmentations in endogenous LH secretory rates interspersed among intervals of relative secretory quiescence.
(5) When compared with internal monitoring, the external monitor detected 90.8% of uterine contractions with a specificity for uterine quiescence of 98.1%.
(6) The data support the hypothesis that malignant cells can exist in a state of relative quiescence for extended periods.
(7) The arrested cells showed reduced levels of actin synthesis and the turning-off process in the synthesis of actin was found to be relatively slow as the cells entered into quiescence.
(8) The Syrian hamster is being used as an experimental aging model to investigate the intrinsic developmental program of dermal fibroblasts in vivo (proliferation, extracellular matrix (ECM) production, quiescence, and reactivation during wound repair) in order to determine whether the in vivo differentiation program and mature function of these cells is related to their in vitro proliferation and senescence pattern.
(9) After an initial quiescence period (growth arrest), target cells were exposed to plasma derived serum (PDS) from 4 experimental groups: young stimulated rats; young sham-operated controls; aged stimulated rats and aged sham-operated controls, at PDS concentrations of 2.5% and 5.0% and counted at days 2 and 5.
(10) Methionine-enkephalin (Met-Enk) and dynorphin were injected intra-arterially into the distal stomach and small intestine of the anesthetized dog during quiescence and phasic activity initiated by field stimulation or intra-arterially administered motilin.
(11) Migrating motor complexes and a low percentage of time of quiescence were noted on both recordings.
(12) Thus mesotocin is unlikely to act as a systemic luteostatic agent during seasonal quiescence.
(13) Interventions such as quiescence, manganese and acidosis reduce myocardial contractility and increase the size of the extracellular space.
(14) These observations suggest that exogenous melatonin administered at 2000 h or 0400 h may be temporally adding to endogenous circulating melatonin, inducing gonadal quiescence.
(15) Lymphocytes obtained from baboons rejecting a heart allograft expressed NDA 4, whereas transplant recipients in quiescence showed no detectable NDA 4.
(16) In comparison to the fetuses of low risk multiparae studied earlier, the fetuses in the present study showed a somewhat lower proportion of quiescence (coincidence 1F) and higher percentage of activity (coincidence 2F); however, most of these differences were not statistically significant.
(17) During exposure to 10 mM K+, atrial potentials in all of the electrograms and atrial contractions ceased, indicating electrical quiescence of the contractile myocardium; however, the unique pattern of discharge of the SAB, PAVB, AVN, and DAVB persisted at the SA nodal rate.
(18) Also, growth rates and cell density at quiescence appear to be regulated by distinct mechanisms.
(19) Glutathione depletion to this extent (i.e., 0.13 mM vs. 2.24 mM in control) did not modify the aerobic radiation response for cells in the physiological states of proliferation, quiescence, or stimulated quiescent cells.
(20) The levels of chloramphenicol acetyltransferase activity in exponentially growing cells were approximately 2-fold higher than in cells that had been serum deprived for 24 h and were entering quiescence.
Quiescent
Definition:
(a.) Being in a state of repose; at rest; still; not moving; as, a quiescent body or fluid.
(a.) Not ruffed with passion; unagitated; not in action; not excited; quiet; dormant; resting.
(a.) Not sounded; silent; as, y is quiescent in "day" and "say."
(n.) A silent letter.
Example Sentences:
(1) The ability of cytoplasmic extracts to induce DNA synthesis in isolated, quiescent nuclei.
(2) The study of cellular cyclic AMP level in response to extracellular adenosine stimulation in dividing cells and quiescent cells showed that cells in defined medium had a lower extent of response to adenosine compared to cells cultured in serum-containing medium.
(3) The rate of nuclei stained by Pr-122 is different from that of Pr-192 in both growing and quiescent cultures.
(4) Proliferation of quiescent hematopoietic stem cells, purified by cell sorting and evaluated by spleen colony assay (CFU-S), was investigated by measuring the total cell number and CFU-S content and the DNA histogram at 20 and 48 hours of liquid culture.
(5) By this action, oxytocin is believed to increase the probability of successful regenerative spikes and thereby initiate electrical activity in quiescent preparations, increase the frequency of burst discharges, the number of spikes in each burst, and the amplitude of spikes in individual cells.
(6) We have previously shown that a spontaneous mutant of MH2 (PA200-MH2), expressing only the v-mil oncogene, is able to induce proliferation of quiescent neuroretina cells.
(7) When 5 corneas with quiescent HSK were cultured in vitro, 3 again became HSV antigen positive.
(8) The cells considered intact were quiescent in the presence of 2.5 mM free Ca2+ but responded to an electrical stimulation by an homogeneous and brief contraction.
(9) PI-3-P was detected in quiescent SMC and increased only slightly in response to PDGF.
(10) Nuclei were isolated from proliferative or quiescent cells and then treated with drug for 30 min.
(11) The increase in Con A fiber-binding seems to be specific for EGF, since it was not observed in response to insulin, prostaglandin F2alpha or a higher serum concentration, which also initiate cell devision of confluent quiescent 3T3 cells.
(12) After suspension of distension, arterial and venous flow and oxygen saturation increased beyond the quiescent level.
(13) New results from our laboratory are included to demonstrate that RVD is modulated by both temperature and pH, and that RVD occurs in proliferating as well as quiescent lymphocytes.
(14) A model for IL 2 proliferation was derived on the basis of the two-state model of the cell cycle, with cells leaving a quiescent state randomly and then traversing the other stages of the cell cycle in a determinate way.
(15) These data suggest that thymic hormone target cells include small quiescent lymphocytes.
(16) Aspirin and indomethacine were shown to decrease intracellular pH of quiescent neutrophil cells.
(17) De novo synthesis of adenine nucleotide was measured in quiescent and contracting muscle of sedentary and exercise-trained rats using an isolated perfused hindquarter preparation.
(18) The B subunit of cholera toxin, which binds specifically to several molecules of ganglioside galactosyl-(beta 1----3)-N-acetylgalactosyminyl(beta 1----4)-[N- acetylneuraminyl(alpha 2----3)]-galactosyl(beta 1----4)glucosyl(beta 1----1) ceramide (GM1) on the cell surface, stimulated DNA synthesis and cell division in quiescent, nontransformed mouse 3T3 cells in a dose-dependent manner.
(19) Stimulation of membrane ruffling is one of the first events induced by addition of growth factors to quiescent cultures.
(20) Recovery of enzyme was much more rapid in confluent quiescent monolayers of endothelial cells than in dividing cultures.