(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.
Diary
Definition:
(n.) A register of daily events or transactions; a daily record; a journal; a blank book dated for the record of daily memoranda; as, a diary of the weather; a physician's diary.
(a.) lasting for one day; as, a diary fever.
Example Sentences:
(1) But what they take for a witticism might very well be true; most of Ellis's novels tell more or less the same story, about the same alienated ennui, and maybe they really are nothing more than the fictionalised diaries of an unremarkably unhappy man.
(2) A 99.0% response rate was obtained: 2750 of a possible 2778 diaries were returned.
(3) The personal experience of our son's prolonged hospitalization due to osteomyelitis (23 days) was detailed by an ongoing diary.
(4) The symptom diary and weekly questionnaire were demonstrated to be valid and responsive to change.
(5) It was my first day as a journalist, at the Evening Standard's Londoner's Diary, situated on the floor below.
(6) That diary was published in 2005 by Limes, a serious Italian magazine, which did not identify the cardinal.
(7) The addition of the lower dose of nifedipine to atenolol did not significantly alter the weekly consumption of glyceryl trinitrate or the mean number of anginal attacks as assessed by diary cards.
(8) And Slimane is nothing if not single-minded: everything bearing his name – from show invitations to photography books to his online diary uses the same Helvetica typeface.
(9) And the government doesn't ask 300 million people; it asks only 7,000 families to keep diaries about how much they're spending on a basket of 200 products; the diaries lasted for either two weeks or three months.
(10) A ccording to Michael Palin's diary for Saturday 9 January 1982, he rang his friend George Harrison at 9pm.
(11) Subjects reported in a diary everything they either ate or drank for seven consecutive days.
(12) Symptom diaries were maintained throughout the period of follow-up.
(13) The hypothesis that bronchial asthma might follow a biorhythmic pattern was tested in 25 asthmatics with moderate to severe obstruction who completed daily diaries of respiratory symptoms and medication use.
(14) The activity of ulcerative colitis and response to therapy was based upon daily stool diaries, sigmoidoscopy, and symptomatic response.
(15) And for kids born post-smartphone, they’re the diary that us (comparative) olds kept on paper, the disposable camera that cost us £7.99 and seven days to develop at Boots: an inextricable part of how young people live their lives.
(16) Clearance of secretions by antibiotics was also identified by the patients, using a diary card score.
(17) The present study examined the psychometric properties of the Daily Sleep Diary (DSD), an instrument developed for monitoring sleep among chronic pain patients.
(18) The clinical efficacy of a new slow release preparation of the calcium antagonist gallopamil was assessed in 20 patients by diary cards and treadmill exercise tests.
(19) Student diaries and ethnographic data were used to explore how students manage the transition and to document their coping strategies.
(20) Sixteen patients recorded anginal symptoms by the diary method over a 6 month trial of randomly sequenced 1 month periods of drug or placebo.