(n.) Opposition of action; counteraction or contrariety of things or principles.
Example Sentences:
(1) Intrathecal injection of zopiclone potentiated morphine antinociception, while the intracerebroventricular injection of zopiclone failed to enhance morphine antinociception and the intracerebroventricular injection of flumazepil to antagonize the intraperitoneal-zopiclone-induced increase in morphine antinociception.
(2) 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.
(3) [Ca2+]i exhibited a sigmoidal dependence on [Na+]o. Mg2+, a competitive inhibitor of Na2+-Ca2+ antiport in these cells, antagonized the increase in [Ca2+]i produced by lowering [Na+]o.
(4) Increases in extracellular calcium antagonized the negative inotropic effect.
(5) In K+-depolarized basilar arteries, ifenprodil competitively antagonized the response to Ca2+, and this was enhanced by pre-incubation in calcium hopantenate.
(6) During the postovulatory phase, endogenous progesterone and the production of metabolites antagonized this effect.
(7) An antagonism is unlikely when ciprofloxacin is combined with one of the beta-lactams studied or with tobramycin.
(8) Co-application of CGS 9896, a benzodiazepine receptor antagonist, did not antagonize the guanidino compound-induced inhibition of GABA responses.
(9) Aortic rings from the rabbit were similarly potently antagonized by the protein kinase C inhibitors, however, K(+)-induced contractions were also equally sensitive to these agents in both rat and rabbit tissues.
(10) The biphasic response to (-)-(S)-Bay K 8644 and (+)-(S)-202-791 suggests that the properties of Ca++ channel activation and antagonism may reside within a single 1,4-dihydropyridine molecule.
(11) We have investigated the bacterial antagonism exerted in oral secretion by alpha-hemolytic streptococci against S. aureus and S. epidermidis.
(12) The marine natural product lophotoxin has produced a non-reversible antagonism of parasympathetic and sympathetic functions that are known to be mediated by C6 sub-type nicotinic receptors.
(13) Strains showing occasional antagonism at a particular proportion of concentrations of the test combination, were found to only be indifferent when the mean index of the fractional inhibition concentration of all checkerboard combinations was calculated.
(14) The omission of glucose induced a marked increase in the efflux of [3H]GABA, which was antagonized by TTX (1 microM), but not by MK 801 (1 microM) or DNQX (100 microM).
(15) The hyperthermia in rabbits caused by the serotonergic stimulants cited above is also antagonized by pretreatment with MS.
(16) The neuroleptic agents haloperidol, fluphenazine, domperidone, sulpiride and tiapride also antagonized emesis induced by cisplatin but only a proportion of the animals were completely protected and diazepam and prednisolone only reduced the intensity of the response.
(17) These results suggest that formoterol modifies allergen-induced airway responses through functional antagonism rather than the inhibition of inflammatory cell infiltration.
(18) Depolarizations induced by acetyl-Arg6-septide, a NK1-receptor selective agonist, were also antagonized by spantide with a pA2 of 6.5.
(19) 5-Hydroxytryptamine contracted the musculature from all parts of the respiratory tract-an effect which was specifically antagonized by both methysergide and atropine.4.
(20) K showed little activity against LTC4 but could antagonize more selectively H- and ACh-mediated effects.
Opposition
Definition:
(n.) The act of opposing; an attempt to check, restrain, or defeat; resistance.
(n.) The state of being placed over against; situation so as to front something else.
(n.) Repugnance; contrariety of sentiment, interest, or purpose; antipathy.
(n.) That which opposes; an obstacle; specifically, the aggregate of persons or things opposing; hence, in politics and parliamentary practice, the party opposed to the party in power.
(n.) The situation of a heavenly body with respect to another when in the part of the heavens directly opposite to it; especially, the position of a planet or satellite when its longitude differs from that of the sun 180¡; -- signified by the symbol /; as, / / /, opposition of Jupiter to the sun.
(n.) The relation between two propositions when, having the same subject and predicate, they differ in quantity, or in quality, or in both; or between two propositions which have the same matter but a different form.
Example Sentences:
(1) "Zayani reportedly cited the political sensitivity of naturalising Sunni expatriates and wanted to avoid provoking the opposition," the embassy said.
(2) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
(3) Eye movements which were either complementary or in opposition to the induced vestibular nystagmus were produced with an optokinetic drum.
(4) Enamel was exclusively present opposite well developed dentine.
(5) She knows you can’t force the opposition to submit to your point of view.
(6) Problems associated with school-based clinics include vehement opposition to sex education, financing, and the sheer magnitude of the adolescents' health needs.
(7) Environment groups Environment groups that have strongly backed low-carbon power have barely wavered in their opposition to nuclear in the last decade, although their arguments now are now much about the cost than the danger it might pose.
(8) 10 women in the study developed carcinoma in the same or opposite breast within 16-20 years, a rate of incidence 480% greater than among the general population of women of the same age.
(9) To understand the reason for the opposite effect of the molar ratio observed at the middle of and at four residues away from the lysine-rich sequence, actual cross-linked residue(s) was (were) determined by subjecting cross-linked product to a protein sequencer.
(10) Effective medical or surgical therapy increased DAO activity and decreased CDAI, while clinical recurrence had the opposite effect.
(11) Hfr strains B4 and B8 transfer the Escherichia coli chromosome in opposite directions, each transferring lac(+) as the last known marker.
(12) Others said it might appeal to Russia, Assad's chief ally, which backs talks between the regime and the opposition.
(13) The ruling centre-right coalition government of Angela Merkel was dealt a blow by voters in a critical regional election on Sunday after the centre-left opposition secured a wafer-thin victory, setting the scene for a tension-filled national election in the autumn when everything will be up for grabs.
(14) Application of a mirror at the serosal surface opposite to the probe, resulted in an average increase of the output signal by 50% using the large fibre diameter probe, whereas no increase was observed with the small fibre probe.
(15) Her speech suggested the kind of Republican who would truly "raise the conversation", and if it seems like settling to want an opposition party to simply not be so utterly vindictive, well, yes, I will settle for that.
(16) 2) Left-right PHR coherence spectra had no distinct peaks, indicating that correlations between opposite PHR discharges were now not frequency specific.
(17) What we see from those opposite and we see in this chamber every day is the 'born to rule mentality' of those opposite.
(18) Of those, 39 were civilians, 34 armed opposition fighters and 35 members of the state security forces, said the UK-based group.
(19) Opposition politicians such as Joshua Benjamin Jeyaretnam and Chee Soon Juan , brought low for daring to disagree.
(20) A property may be considered overcrowded if two children above 10 of the opposite sex have to share the same bedroom.