(n.) A process or condition of acting or moving, as opposed to rest; the doing of something; exertion of power or force, as when one body acts on another; the effect of power exerted on one body by another; agency; activity; operation; as, the action of heat; a man of action.
(n.) An act; a thing done; a deed; an enterprise. (pl.): Habitual deeds; hence, conduct; behavior; demeanor.
(n.) The event or connected series of events, either real or imaginary, forming the subject of a play, poem, or other composition; the unfolding of the drama of events.
(n.) Movement; as, the horse has a spirited action.
(n.) Effective motion; also, mechanism; as, the breech action of a gun.
(n.) Any one of the active processes going on in an organism; the performance of a function; as, the action of the heart, the muscles, or the gastric juice.
(n.) Gesticulation; the external deportment of the speaker, or the suiting of his attitude, voice, gestures, and countenance, to the subject, or to the feelings.
(n.) The attitude or position of the several parts of the body as expressive of the sentiment or passion depicted.
(n.) A suit or process, by which a demand is made of a right in a court of justice; in a broad sense, a judicial proceeding for the enforcement or protection of a right, the redress or prevention of a wrong, or the punishment of a public offense.
(n.) A right of action; as, the law gives an action for every claim.
(n.) A share in the capital stock of a joint-stock company, or in the public funds; hence, in the plural, equivalent to stocks.
(n.) An engagement between troops in war, whether on land or water; a battle; a fight; as, a general action, a partial action.
(n.) The mechanical contrivance by means of which the impulse of the player's finger is transmitted to the strings of a pianoforte or to the valve of an organ pipe.
Example Sentences:
(1) Power urges the security council to "take the kind of credible, binding action warranted."
(2) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(3) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
(4) The following is a brief review of the history, mechanism of action, and potential adverse effects of neuromuscular blockers.
(5) However, the mechanism of the inhibitory action is still somewhat uncertain.
(6) "What has made that worse is the disingenuous way the force has defended their actions.
(7) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
(8) This was unlike the action of the calcium channel blocker, cadmium, which reduced the calcium action potential and the a.h.p.
(9) An initial complex-soma inflection was observed on the rising phase of the action potential of some cells.
(10) Most thyroid hormone actions, however, appear in the perinatal period, and infants with thyroid agenesis appear normal at birth and develop normally with prompt neonatal diagnosis and treatment.
(11) We are pursuing legal action because there are still so many unanswered questions about the viability of Shenhua’s proposed koala plan and it seems at this point the plan does not guarantee the survival of the estimated 262 koalas currently living where Shenhua wants to put its mine,” said Ranclaud.
(12) The evidence suggests that by the age of 15 years many adolescents show a reliable level of competence in metacognitive understanding of decision-making, creative problem-solving, correctness of choice, and commitment to a course of action.
(13) The blockade of H2 receptors is the primary action of these drugs; however, they possess also secondary actions which may represent untoward effects but in some cases may be actually useful (increase in prostaglandin synthesis, inhibition of LTB4 synthesis, etc.)
(14) It is concluded that in the mouse model the ability of buspirone to reduce the aversive response to a brightly illuminated area may reflect an anxiolytic action, that the dorsal raphe nucleus may be an important locus of action, and that the effects of buspirone may reflect an interaction at 5-hydroxytryptamine receptors.
(15) The macrophage-derived product, interleukin 1 (IL 1) is thought to play an important regulatory role in the proliferation of T lymphocytes; however, its mechanism of action is unknown.
(16) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
(17) In oleate-labeled particles, besides phosphatidic acid the product of PLD action radioactivity was also detected in diglyceride as a result of resident phosphatidate phosphohydrolase, which hydrolyzed the phosphatidic acid.
(18) Selective removal of endothelium had no effect on BK-induced contraction or the action of the antagonists.
(19) When irradiated circular DNA, previously nicked by T4 endonuclease V, is briefly exposed to elevated temperature, the DAN becomes susceptible to the action of exonuclease V, and pyrimidine dimers are selectively released.
(20) The reproducibility of the killing-curve method suggests that at least two different concentrations should be used and that a decrease in viable counts below 2 log10 after 24 hours does not exclude a synergistic action.
Quiescence
Definition:
(n.) Alt. of Quiescency
Example Sentences:
(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.