(v. t.) To point out; to show; to exhibit; to make evident.
(v. t.) To show, or make evident, by reasoning or proof; to prove by deduction; to establish so as to exclude the possibility of doubt or denial.
(v. t.) To exhibit and explain (a dissection or other anatomical preparation).
Example Sentences:
(1) The Na+ ionophore, gramicidin, had a small but significant inhibitory effect on Na(+)-dependent KG uptake, demonstrating that KG uptake was not the result of an intravesicular positive Na+ diffusion potential.
(2) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
(3) The influence of the various concepts for the induction of lateral structure formation in lipid membranes on integral functional units like ionophores is demonstrated by analysing the single channel current fluctuations of gramicidin in bimolecular lipid membranes.
(4) Of the patients 73% demonstrated clinically normal sensibility test results within 23 days after operation.
(5) Lucy and Ed will combine coverage of hard and breaking news with a commitment to investigative journalism, which their track record so clearly demonstrates”.
(6) These immunocytochemical studies clearly demonstrated that cells encountered within the fibrous intimal thickening in the vein graft were inevitably smooth muscle cell in origin.
(7) Competition with the labelled 10B12 MAb for binding to the purified antigen was demonstrated in sera of tumor-bearing and immune rats.
(8) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
(9) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
(10) Intravesical BCG is clearly superior to oral BCG, and controlled studies have demonstrated that percutaneous administration is not necessary.
(11) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
(12) Microionophoretically applied excitatory amino acids induced firing of extracellularly recorded single units in a tissue slice preparation of the mouse cochlear nucleus, and the similarly applied antagonist 2-amino-5-phosphonovalerate (2APV) was demonstrated to be a selective N-methyl-D-aspartate (NMDA) receptor antagonist.
(13) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
(14) These studies, in addition to demonstrating that the placenta contains TRH deamidase activity, suggest that losses of fetal TRH through the placenta are not large.
(15) Light microscopic studies of pancreata from mice sacrificed at this time demonstrated insulitis and beta cell necrosis.
(16) Western blot analysis of these mitochondria using an antibody against carnitine palmitoyltransferase II purified from beef heart demonstrates a 68-kDa protein, which under ischemic conditions apparently is decreased by 2 kDa.
(17) 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.
(18) In 1 of the 3, anterior capsular detachment was also demonstrated radiographically and confirmed surgically.
(19) This result demonstrates that branching enzyme belongs to a family of the amylolytic enzymes.
(20) Histological studies of nerves 2 years following irradiation demonstrated loss of axons and myelin, with a corresponding increase in endoneurial, perineurial, and epineurial connective tissue.
Refute
Definition:
(v. t.) To disprove and overthrow by argument, evidence, or countervailing proof; to prove to be false or erroneous; to confute; as, to refute arguments; to refute testimony; to refute opinions or theories; to refute a disputant.
Example Sentences:
(1) The operational meaning of all the resulting theorems is that when any of them appear to be refuted experimentally, the presence of more than one parallel transport pathway (that is, of membrane heterogeneity transverse to the direction of transport) can be inferred and analyzed.
(2) The results presented refute arguments that these enzymes proceed by a concerted mechansim and support the intermediacy of aminoacyladenylates.
(3) Theories of urea formation during allantoin degradation in Glycine max have been recently refuted.
(4) A mitochondriogenic mechanism of calcification could not be confirmed nor refuted by this study.
(5) The probability that the initial situation is correct--the proband and the cohabitant's six children are all legitimate-is "practically refuted": W = 0.03%.
(6) The IFS says similar declines emerge if you set the figure as low as 40% of median income – utterly refuting Nick Clegg's toxic line dismissing the threshold as just "poverty plus a pound" .
(7) Molly Prince, managing director of the company, refuted the Guardian story with some lustily expressed but random facts: "CPUK have not only purchased tents for everyone (some stewards wanted to use their own but it was too wet to put them up, they insisted in having a go!).
(8) The need for neighboring states to use their data to confirm or refute findings is stressed.
(9) Hume, whose grantmaking credentials include leading a £500m cancer and palliative care grant programme for the Big Lottery Fund, refutes the notion that hospices will lose out.
(10) Additional studies are highly desirable to confirm or refute these findings, which, if valid, mean increasing lung cancer hazards caused by a decrease in ventilation in future energy saving unless special measures are undertaken to reduce radon daughters in dwellings.
(11) This did not happen and, on the evidence presented in this paper, the Fry theory of the pathogenesis of the deviated nasal septum is refuted.
(12) Marshall refuted claims CSIRO was moving away from public good scientific research , labelling it disturbing and untrue.
(13) This explanation was refuted, as all thymic subpopulations were found to express CD1, albeit with differences in antigen density, whereas all extrathymic subpopulations lack CD1.
(14) Location of En at the MN locus would not, however, refute the theory that Wra and Wrb cannot function in the absence of En.
(15) The hypothesis that the function of recA gene is to convert the unidirectionally replicating machinery in the free state to the bidirectionally replicating one in the integrated state is refuted accordingly.
(16) Observation refutes Freud's often quoted statement that masturbation is further removed from the nature of women than of men.
(17) Use of such data led to a false impression of drug efficacy, an impression later refuted when proper control studies demonstrated that the range of disease was much greater than had been previously supposed.
(18) Results refute the assertion that people who stutter are more anxious or depressed than those who do not.
(19) The claim made by astrologers that people can be characterized according to their sign of the zodiac (sagitarius, taurus, cancer, scorpion) must be refuted.
(20) Predictions from the chiasma map can be confirmed or refuted only by genetic evidence for which the estimates of this paper serve as initial values to begin maximum likelihood iteration.