(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.
Auctioneer
Definition:
(n.) A person who sells by auction; a person whose business it is to dispose of goods or lands by public sale to the highest or best bidder.
(v. t.) To sell by auction; to auction.
Example Sentences:
(1) We’re learning to store peak power in all kinds of ways: a California auction for new power supply was won by a company that uses extra solar energy to freeze ice, which then melts during the day to supply power.
(2) The small print revealed that Osborne claimed a fall in borrowing largely by factoring in the proceeds of a 4G telecomms auction that has not yet happened.
(3) The four other works were sold at auction at Christie's and disappeared into private collections.
(4) When I moved house a little while ago, a friend suggested using another service in the sharing economy – the delivery auction website, AnyVan .
(5) Volatility on European markets was "mainly driven by Portugal's disappointing bond auction", said Gavan Nolan, an analyst at Markit.
(6) Amber Rudd, the energy secretary, has promised to reform the auction scheme but one of her ministers, Andrea Leadsom, welcomed this year’s awards, arguing they reduced costs for homeowners.
(7) The biggest loser could be the state-owned oil company Rosneft, which bought Yukos assets in auctions when the latter's stock was almost worthless.
(8) But the Wu-Tang leader went on to speak about it anyhow: “[The album has] been handed over to an auction house, and they plan on doing something,” he said.
(9) The 4Growth report calls on government to reinvest the £4bn proceeds from the auction of 4G telecoms licences back into science and technology.
(10) Serum C concentrations of the calves (n = 100 x 4 years) were evaluated on their farm of origin, on arrival at an auction market, on arrival at a feedyard, and during their first 4 weeks in the feedyard.
(11) The annual capacity market auction – under which power suppliers bid for contracts to feed electricity into the grid – is due to begin on Tuesday.
(12) The original version wrongly stated that Madrid had to pay 5.7% at a debt auction to borrow €2.4bn for 12 months, rather than 5.07%.
(13) It was described as one of the artist's masterpieces by David Moore-Gwyn, deputy chairman in the UK of Sotheby's, which will auction the painting in December.
(14) However, the most spectacular fundraiser was not the auction room but a wedding, when the ninth duke married the American railroad heiress Consuelo Vanderbilt, securing a gigantic dowry, a fortune in shares and an annual allowance.
(15) A week after the Tories raised £160,000 by selling a game of tennis with David Cameron and Boris Johnson , the Labour party will on Wednesday be auctioning a five-a-side football match against the "shadow cabinet all-stars".
(16) The report said Isis had begun holding online slave auctions with an encrypted application to circulate photos of captured Yazidi women and girls.
(17) Another option could be to partner with BSkyB, which is desperate to see off direct rival BT in the next football rights auction, with whom Discovery already has a strong commercial relationship.
(18) Maria Miller wanted to launch the debate about BBC charter renewal herself, thus guaranteeing that the future of the BBC would become part of a political auction.
(19) There has been a spate of thefts of rhino horns and elephant tusks from European museums, zoos and auction houses in recent years, amid a rising illegal trade in poached or stolen ivory .
(20) As Yannis Koutsomitis notes, the Spanish in particular, probably have the ECB to thank for its successful auctions.