(n.) That which is done or doing; the exercise of power, or the effect, of which power exerted is the cause; a performance; a deed.
(n.) The result of public deliberation; the decision or determination of a legislative body, council, court of justice, etc.; a decree, edit, law, judgment, resolve, award; as, an act of Parliament, or of Congress.
(n.) A formal solemn writing, expressing that something has been done.
(n.) A performance of part of a play; one of the principal divisions of a play or dramatic work in which a certain definite part of the action is completed.
(n.) A thesis maintained in public, in some English universities, by a candidate for a degree, or to show the proficiency of a student.
(n.) A state of reality or real existence as opposed to a possibility or possible existence.
(n.) Process of doing; action. In act, in the very doing; on the point of (doing).
(v. t.) To move to action; to actuate; to animate.
(v. t.) To perform; to execute; to do.
(v. t.) To perform, as an actor; to represent dramatically on the stage.
(v. t.) To assume the office or character of; to play; to personate; as, to act the hero.
(v. t.) To feign or counterfeit; to simulate.
(v. i.) To exert power; to produce an effect; as, the stomach acts upon food.
(v. i.) To perform actions; to fulfill functions; to put forth energy; to move, as opposed to remaining at rest; to carry into effect a determination of the will.
(v. i.) To behave or conduct, as in morals, private duties, or public offices; to bear or deport one's self; as, we know not why he has acted so.
(v. i.) To perform on the stage; to represent a character.
Example Sentences:
(1) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
(2) Although Jeggo's Chinese hamster ovary cells were more responsive to mAMSA, novo still abrogated mAMSA toxicity in the mutant cells as well as in the parental Chinese hamster ovary cells 2,4-Dinitrophenol acted similarly to novo with respect to mAMSA killing, but neither compound reduced the ATP content of V79 cells.
(3) administration of the potent short-acting opioid, fentanyl, elicited inhibition of rhythmic spontaneous reflex increases in vesical pressure (VP) evoked by urinary bladder distension.
(4) Family therapists have attempted to convert the acting-out behavioral disorders into an effective state, i.e., make the family aware of their feelings of deprivation by focusing on the aggressive component.
(5) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
(6) Peptides from this region bind to actin, act as mixed inhibitors of the actin-stimulated S1 Mg2(+)-ATPase, and influence the contractile force developed in skinned fibres, whereas peptides flanking this sequence are without effect in our test systems.
(7) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
(8) Pedigree studies have suggested that there may be an inherited predisposition to many apparently nonfamilial colorectal cancers and a genetic model of tumorigenesis in common colorectal cancer has been proposed that includes the activation of dominantly acting oncogenes and the inactivation of growth suppressor genes.
(9) Propofol is ideal for short periods of care on the ICU, and during weaning when longer acting agents are being eliminated.
(10) We have investigated interactions between the erythroid transcription factor GATA-1 and factors binding two cis-acting elements commonly linked to GATA sites in erythroid control elements.
(11) These later results suggest that dopamine agonists increase sensorimotor reactivity measured with acoustic startle by acting on sensory rather than motor parts of the reflex arc.
(12) Dietary factors affect intestinal P450s markedly--iron restriction rapidly decreased intestinal P450 to beneath detectable values; selenium deficiency acted similarly but was less effective; Brussels sprouts increased intestinal AHH activity 9.8-fold, ECOD activity 3.2-fold, and P450 1.9-fold; fried meat and dietary fat significantly increased intestinal EROD activity; a vitamin A-deficient diet increased, and a vitamin A-rich diet decreased intestinal P450 activities; and excess cholesterol in the diet increased intestinal P450 activity.
(13) It was not clear whether Mn2+ acted at the presynaptic membrane, the postsynaptic membrane or both.
(14) She added: “We will continue to act upon the overwhelming majority view of our shareholders.” The vote was the second year running Ryanair had suffered a rebellion on pay.
(15) In this paper sensitive and selective bioassays are described for growth factors acting on substrate-attached cells, in particular members of the epidermal growth factor, transforming growth factor beta, platelet-derived growth factor, insulin-like growth factor, and heparin-binding growth factor families.
(16) Evidence is presented that the protein can act catalytically.
(17) It was concluded that Ta acts as a weak zeitgeber in laboratory rats and has greater effects on males compared to females.
(18) That’s a criticism echoed by Democrats in the Senate, who issued a report earlier this month criticising Republicans for passing sweeping legislation in July to combat addiction , the Comprehensive Addiction and Recovery Act (Cara), but refusing to fund it.
(19) Tumorigenesis is a multistep process involving mutations of dominantly acting proto-oncogenes and mutations and loss-of-function mutations of tumor suppressor genes.
(20) In one of Pruitt’s first official acts, for example, he overruled the recommendation of his own agency’s scientists, based on years of meticulous research, to ban a pesticide shown to cause nerve damage, one that poses a clear risk to children, farmworkers and rural drinking water supplies.
Bifurcation
Definition:
(n.) A forking, or division into two branches.
Example Sentences:
(1) Fibrinogen was scattered in the intercellular spaces, and located in the inner layer or edges of the thickened intima of the bifurcation with increasing plaque formation.
(2) In 60 patients, we examined 75 femoral bifurcations by duplex scanning and compared them with the independently performed angiography.
(3) Pathogenetically, the delta formation may represent an intermediate stage in the bifurcation process of a polydactylic ray.
(4) DNA oligodeoxynucleotides have been synthesized that enable these hypotheses to be tested; of particular interest is the combination of effects due to bifurcation (2) and methylation of the pyrimidines nucleotides (3).
(5) To elucidate the mechanism of migration of vascular smooth-muscle cells (SMCs) from media to intima, we have investigated the phenotypic modulation of the medial SMC at bifurcation of the celiac artery in 5 children and 3 young persons using a transmission electron microscope.
(6) The diagnostic accuracy of 5 MHz continuous-wave (C-W) Doppler with spectral analysis for detecting carotid bifurcation disease was evaluated.
(7) Although the most common pattern is for the right coronary artery to bifurcate at the crux giving the posterior descending (posterior interventricular) artery, a branch may arise before the crux, either as an aberrant acute marginal artery or as an early posterior descending artery, crossing the diaphragmatic surface of the right ventricle.
(8) The optimal geometry of the vascular bifurcation is interpreted on the basis of the principle of minimum work.
(9) Platelet accumulation was significantly higher at arterial branching points, 70% higher at intercostal artery bifurcations, and 150% higher at coronary artery bifurcations than in unbranched aortic intima.
(10) Therefore, we believe the indications for femorofemoral graft should be broadened to include all patients with unilateral aortoiliac occlusive disease where anatomic conditions are favorable and there is unilateral occlusion of an aortic bifurcation graft.
(11) Some part of bifurcations of arterioles showed a prominent localized vasoconstriction, and occasionally showed a complete luminal obstruction.
(12) Aortic bifurcation grafts should be used to construct the distal anastomoses beyond areas of significant disease.
(13) Some axons bifurcated into an ascending and a descending branch within the funiculi.4.
(14) Perforation of the bifurcation was well tolerated without later sequelae.
(15) A 65-year-old woman experienced transient paralysis of the left arm immediately after palpation of the right carotid artery; at surgery, a friable, atherosclerotic plaque was removed from the bifurcation of the artery.
(16) A case of a basilar bifurcation aneurysm associated with common carotid artery occlusion is reported.
(17) The carotid injection technique was modified by catheter implantation in the external carotid artery at the bifurcation of the common carotid artery.
(18) Right and left jugular vein segments were isolated by surgical technique for a 3 cm length, which included the bifurcation of the vessel, and left "in situ".
(19) The key element of the system is the bifurcation: depending on whether bifurcations are considered as a single entity or as a whole, either "local" or "global" geometry is employed.
(20) Carotid angiography, which was conducted in all cases, revealed a richly vascularized tumor in the region of the carotid artery bifurcation with characteristic "angulation" and "cuff" signs.