(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.
Mischief
Definition:
(n.) Harm; damage; esp., disarrangement of order; trouble or vexation caused by human agency or by some living being, intentionally or not; often, calamity, mishap; trivial evil caused by thoughtlessness, or in sport.
(n.) Cause of trouble or vexation; trouble.
(v. t.) To do harm to.
Example Sentences:
(1) They want to send a very clear message to China that they are serious about this.” Facebook Twitter Pinterest This image from the US navy purportedly shows Chinese dredging vessels in the waters around Mischief reef in the disputed Spratly archipelago in May 2015.
(2) Steering the debate through these turbulent waters with more than his usual sense of mischief was David Dimbleby .
(3) And he was not above a spot of mischief on that score, imagining perhaps - and despite the prime minster's known stance – a time of closer European integration.
(4) | Howard W French Read more In the South China Sea, China has, by massive dredging operations, turned submerged reefs with names out of the novels of Joseph Conrad – Mischief Reef, Fiery Cross Reef – into artificial islands, and is completing a 3,000m runway on Fiery Cross.
(5) Nelson said: "Against the cacophony of the 24-hour news era, there has never been a greater need for what the Spectator offers: wit, style, mischief, elegance of thought and independence of opinion.
(6) Their carefully judged mischief lightened the whole mixture like stiffly beaten egg-whites.
(7) Campaigning before the June election Demirtaş had been full of mischief, needling Erdoğan, making fun of the AKP’s gaffes.
(8) He had a chirpy self-confidence even then and a sense of humour, but what made him attractive to a journalist was his enthusiasm for mischief.
(9) Did an implied "come up and see my target seat" let a political supremo make passes at women well out of his league – or did they make it up and risk all for mischief?
(10) He wrote with mischief and a sometimes acid eye about the theatre of politics.
(11) There is a new thirst for characters, for mischief-makers and rascals, for politicians whose mistakes make them more accessible to the rest of us.
(12) If they are not rascally Tories making mischief or communist infiltrators, then they are leftie romantics, their heads in a dwam and full of ideals incompatible with modern, monetarist Britain.
(13) The anecdote describes both his ego and his attachment to mischief-making – and it might even be true.
(14) Some people have tried to make mischief by claiming that the pupil premium is not additional money.
(15) 'Positive points are difficult to find today,' he said in that gnomic way of his that falls between irony and mischief.
(16) In the fevered Daily Mail version, this fact suggests a nefarious and hyperactive court, up to mischief and rejoicing in 'overruling' national authorities, better to promote the interests of sex offenders and the homicidal.
(17) US manoeuvre in South China Sea leaves little wiggle room with China Read more The guided-missile destroyer reportedly received orders to travel within 12 nautical miles (22.2km, or 13.8 miles) of the Spratlys’ Mischief and Subi reefs, which are at the heart of a controversial Chinese island building campaign that has soured ties between Washington and Beijing.
(18) I suspect that messrs Fry and Connolly – who grew up watching this man segue from gar- landed stage-thesp to tireless campaigner (Stonewall, women's and children's rights) to Hollywood catnip to that dreadful position for anyone with a fine remaining sense of mischief: being on the cusp of national-treasure status – were equally conscious of the company they were in.
(19) The introduction of Olsen in place of the sad and utterly disorientated McGrath for the last 15 minutes provided no answers as Oxford's willingness and determination to push wide down the flanks where Phillips was always a source of mischief only served to underline the frailty to United's current defensive framework.
(20) Gizewski could be accused of eccentricity (there is also a long letter to Social Democrat party members on his site, explaining why they should have voted against a coalition with Merkel's party), and perhaps of wilful mischief – he could have just linked to one of the thousands of other scans of Mein Kampf you can find on Google.