(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.
Germicide
Definition:
(a.) Destructive to germs; -- applied to any agent which has a destructive action upon living germs, particularly bacteria, or bacterial germs, which are considered the cause of many infectious diseases.
(n.) A germicide agent.
Example Sentences:
(1) Criteria for the germicide used for hydrotherapy must include effectiveness against the organism, absence of gross side effects, and conservation of human effort and materials.
(2) A variety of soaps, detergents, germicides, and protective gloves are available for use by health care workers.
(3) Reusing hemodialyzers more than 20 times and, in some instances, also using manual reprocessing systems was significantly associated with clustering of pyrogenic reactions regardless of the type of germicide used.
(4) Diluted DOMESTOS proved to be a cleaning agent and germicide, but was, however, blamed for chlorine odour, especially when diluted with warm water.
(5) Problems of detection and elimination of the organism from contaminated water sources and the inadequacy of iodide germicides in eliminating Pseudomonas are discussed.
(6) With two of the tested indicators, KILIT and STERIKON, success of the germicidal process can also be seen by the change of color of the contents of the ampules.
(7) To determine the germicidal activity a method needs to pass the test, the germicidal effect has been assessed starting from the inoculum applied in the medication mixture and, in case of tests that consider the absence of growth in the subcultures as end-point, the minimum extinction required.
(8) The efficacy of an acrylic latex barrier teat dip with germicide on new infections at parturition was tested on 113 cows and heifers during the prepartum period.
(9) The complete germicidal action against all sorts of bacteria was shown in suspension-tests.
(10) It may be shown, that unsymmetrically substituted animals have both germistatic activity mainly versus Staphylococcus aureus and Bacillus subtilis and germicidal activity especially versus Pseudomonas aeruginosa, Proteus vulgaris, Trichophyton mentagrophytes and Micosporum gypseum.
(11) The results of this study support recommendations to use 4% HCHO or a chemical germicidal equivalent for disinfecting dialyzers that are to be reused.
(12) In trial 3, a teat germicide aged at ambient temperature for 33 mo, which was originally formulated to contain 1% Lauricidin, 5% caprylic and capric acids, and 6% lactic acid, was evaluated.
(13) The germicide was aged at 40 degrees C for 5 mo, which was approximately equal to 2 yr at room temperature (24 degrees C).
(14) However, all Legionella species tested effectively countered the germicidal effect of UV when subsequently exposed to photoreactiving light.
(15) Unscheduled deoxyribonucleic acid synthesis in cultured fibroblasts (XP126LO) after irradiation with germicidal ultraviolet light was reduced to 13% of control values during the first 2 hours and rose to 45% of normal by 7 to 8 hours.
(16) Renalin was the germicide used to manually disinfect dialyzers for reuse and was prepared at a concentration of 2.5%.
(17) In continuation of the research in the field of germicidal and antimycotic agents, the synthesis of 14 new derivatives of di-2-benzimidazolyl-2,5-furan is described.
(18) The efficacy of iodophor germicides containing different concentrations of available iodine against transient (inoculated) bacteria and the natural hand microflora was compared with chlorhexidine gluconate (2 and 4%) liquid detergent (Hibitane), non-germicidal soap and a tap water rinse.
(19) The germistatic activity, demonstrated by the MIC-test, is much higher than the germicidal effect (figs.
(20) The germicidal activity of the formulation against mastitis pathogens was measured on teat skin of live cows.