(a.) Acting; -- opposed to patient, or sustaining, action.
(n.) One who exerts power, or has the power to act; an actor.
(n.) One who acts for, or in the place of, another, by authority from him; one intrusted with the business of another; a substitute; a deputy; a factor.
(n.) An active power or cause; that which has the power to produce an effect; as, a physical, chemical, or medicinal agent; as, heat is a powerful agent.
Example Sentences:
(1) Combinations of maximum amounts of glucagon and the cyclic nucleotide did not produce a greater effect than either agent alone.
(2) Assessment of the likelihood of replication in humans has included in vitro exposure of human cells to the potential pesticidal agent.
(3) In addition, intravenous injection of complexes into rabbits showed optimal myocardial images with agents of intermediate lipophilicity.
(4) This study examined the [3H]5-HT-releasing properties of 3,4-methylenedioxymethamphetamine (MDMA) and related agents, all of which cause significant release of [3H]5-HT from rat brain synaptosomes.
(5) The quaternary structure of ribonucleotide reductase of Escherichia coli was investigated, with the use of purified B1 and B2 proteins and bifunctional cross-linking agents.
(6) Rapid overgrowth of all cultures with the E. coli necessitated the use of selective media containing antimicrobial agents to which the E. coli was sensitive.
(7) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(8) of PLA2 caused marked degranulation of mast cells in the rat mesentery which was facilitated by addition of calcium ion (10 mM) but antagonized by pretreating with three antiinflammatory agents.
(9) We report a series of experiments designed to determine if agents and conditions that have been reported to alter sodium reabsorption, Na-K-ATPase activity or cellular structure in the rat distal nephron might also regulate the density or affinity of binding of 3H-metolazone to the putative thiazide receptor in the distal nephron.
(10) Acquired drug resistance to INH, RMP, and EMB can be demonstrated in M. kansasii, and SMX in combination with other agents chosen on the basis of MIC determinations are effective in the treatment of disease caused by RMP-resistant M. kansasii.
(11) The secondary leukemia that occurred in these patients could be distinguished from the secondary leukemia that occurs after treatment with alkylating agents by the following: a shorter latency period; a predominance of monocytic or myelomonocytic features; and frequent cytogenetic abnormalities involving 11q23.
(12) The agent present in the serum which causes dissolution of the fibrin clot was isolated and identified as pepsinogen.
(13) The active agents modestly improved treadmill exercise duration time until 1 mm ST segment depression (3%), and only propranolol and diltiazem had significant effects.
(14) Maximal covalent binding of [4,5-14C]ronidazole to DNA also required four-electron reduction, consistent with previous studies of the covalent binding of this agent to immobilized sulfhydryl groups [Kedderis et al.
(15) Since interferon alfa-2b (Intron A) is useful as a single agent, it is important to determine if interferon can be combined with standard chemotherapy to improve both response and survival in patients with cancer.
(16) Median effect analysis was applied for the evaluation of in vitro effect by the growth inhibition, and the in vivo effect by comparison of the increase of life span (ILS) in a combined group with the sum of ILS's in 2 single agent groups.
(17) Noradrenaline (NA) was released from sympathetic nerve endings in the tissue by electrical stimulation of the mesenteric nerves or by the indirect sympathomimetic agent tyramine.
(18) Helsby, who joined the estate agent in 1980, saw his basic salary unchanged at £225,000, but gains a £610,000 windfall in shares, available from May, as well as a £363,000 increase in cash and shares under the company profits-sharing scheme.
(19) Combining maximally effective concentrations of each of these stimulating agents produces an additive increase in both the level of 32P incorporation into tyrosine hydroxylase and the degree of activation of the enzyme.
(20) The review provides an update of drug-induced pulmonary disorders, focusing on newer agents whose effects on the lung have been studied recently.
Subject
Definition:
(a.) Placed or situated under; lying below, or in a lower situation.
(a.) Placed under the power of another; specifically (International Law), owing allegiance to a particular sovereign or state; as, Jamaica is subject to Great Britain.
(a.) Exposed; liable; prone; disposed; as, a country subject to extreme heat; men subject to temptation.
(a.) Obedient; submissive.
(a.) That which is placed under the authority, dominion, control, or influence of something else.
(a.) Specifically: One who is under the authority of a ruler and is governed by his laws; one who owes allegiance to a sovereign or a sovereign state; as, a subject of Queen Victoria; a British subject; a subject of the United States.
(a.) That which is subjected, or submitted to, any physical operation or process; specifically (Anat.), a dead body used for the purpose of dissection.
(a.) That which is brought under thought or examination; that which is taken up for discussion, or concerning which anything is said or done.
(a.) The person who is treated of; the hero of a piece; the chief character.
(a.) That of which anything is affirmed or predicated; the theme of a proposition or discourse; that which is spoken of; as, the nominative case is the subject of the verb.
(a.) That in which any quality, attribute, or relation, whether spiritual or material, inheres, or to which any of these appertain; substance; substratum.
(a.) Hence, that substance or being which is conscious of its own operations; the mind; the thinking agent or principal; the ego. Cf. Object, n., 2.
(n.) The principal theme, or leading thought or phrase, on which a composition or a movement is based.
(n.) The incident, scene, figure, group, etc., which it is the aim of the artist to represent.
(v. t.) To bring under control, power, or dominion; to make subject; to subordinate; to subdue.
(v. t.) To expose; to make obnoxious or liable; as, credulity subjects a person to impositions.
(v. t.) To submit; to make accountable.
(v. t.) To make subservient.
(v. t.) To cause to undergo; as, to subject a substance to a white heat; to subject a person to a rigid test.
Example Sentences:
(1) The percentage of people with less than 10 TU titers is under 5% after the age of 5 years up to 15 years; from 15 to 60 years there are no subjects with undetectable ASO titer and after this age the percentage is still under 5%.
(2) Such a signal must be due to a small ferromagnetic crystal formed when the nerve is subjected to pressure, such as that due to mechanical injury.
(3) There was appreciable variation in toothbrush wear among subjects, some reducing their brush to a poor state in 2 weeks whereas with others the brush was rated as "good" after 10 weeks.
(4) Coronary arteritis has to be considered as a possible etiology of ischemic symptoms also in subjects who appear affected by typical atherosclerotic ischemic heart disease.
(5) When chimeric animals were subjected to a lethal challenge of endotoxin, their response was markedly altered by the transferred lymphoid cells.
(6) Parents of subjects at the experimental school were visited at home by a community health worker who provided individualized information on dental services and preventive strategies.
(7) All subjects completed the Coping Strategies Questionnaire, which measures the use and perceived effectiveness of a variety of cognitive and behavioral coping strategies in controlling and decreasing pain.
(8) Whether hen's egg yolk can be used as a sperm motility stimulant in the treatment of such conditions as asthenospermia and oligospermia is subjected for further study.
(9) Comparison with 194 age and sex matched subjects, without STD, were chosen as controls.
(10) The 14C-aminopyrine breath test was used to measure liver function in 14 normal subjects, 16 patients with alcoholic cirrhosis, 14 alcoholics without cirrhosis, and 29 patients taking a variety of drugs.
(11) Among the groups investigated, the subjects with gastric tumors presented the greatest values.
(12) In each study, all subjects underwent four replications (over two days) of one of the six permutations of the three experimental conditions; each condition lasted 5 min.
(13) Hoursoglou thinks a shortage of skilled people with a good grounding in core subjects such as maths and science is a potential problem for all manufacturers.
(14) The fate of the inhibited fungus is the subject of this report.
(15) When subjects centered themselves actively, or additionally, contracted trunk flexor or extensor muscles to predetermined levels of activity, no increase in trunk positioning accuracy was found.
(16) Side effect incidence in patients treated with the paracetamol-sobrerol combination (3.7%) was significantly lower than that observed in subjects treated with paracetamol (6.1% - P less than 0.01), salicylics (25.1% - P less than 0.001), pyrazolics (12.6% - P less than 0.001), propionics (20.3%, P less than 0.001) or other antipyretics (17.9% - P less than 0.001).
(17) Although lorazepam and haloperidol produced an equivalent mean decrease in aggression, significantly more subjects who received lorazepam had a greater decrease in aggression ratings than haloperidol recipients; this effect was independent of sedation.
(18) DI James Faulkner of Great Manchester police said: “The men and women working in the factory have told us that they were subjected to physical and verbal assaults at the hands of their employers and forced to work more than 80-hours before ending up with around £25 for their week’s work.
(19) Effects of habitual variations in napping on psychomotor performance, short-term memory and subjective states were investigated.
(20) These results could be explained by altered tissue blood flow and a decreased metabolic capacity of the liver in obese subjects.