(v. t.) To annul by an authoritative act; to abolish by the authority of the maker or his successor; to repeal; -- applied to the repeal of laws, decrees, ordinances, the abolition of customs, etc.
(v. t.) To put an end to; to do away with.
Example Sentences:
(1) Although Jeggo's Chinese hamster ovary cells were more responsive to mAMSA, novo still abrogated mAMSA toxicity in the mutant cells as well as in the parental Chinese hamster ovary cells 2,4-Dinitrophenol acted similarly to novo with respect to mAMSA killing, but neither compound reduced the ATP content of V79 cells.
(2) LPS also abrogated the ability of recombinant interferon-gamma (r.IFN-gamma) to enhance macrophage larvicidal activity.
(3) Release of 51Cr was apparently a function of immune thymus-derived lymphocytes (T cells) because it was abrogated by prior incubation of spleen cells with anti-thymus antiserum and complement but was undiminished by passage of spleen cells through nylon-wool columns.
(4) In contrast, insertion of a pre-S(1) sequence between HBcAg residues 75 and 83 abrogated recognition of HBcAg by 5 of 6 anti-HBc monoclonal antibodies and diminished recognition by human polyclonal anti-HBc.
(5) Furthermore, exogenous IL-1, IL-2, IL-4, interferon-gamma, or a rat Con A supernatant failed to abrogate DFMO inhibition.
(6) A T cell was responsible for the suppressive effects on LAK generation because suppression was abrogated by treatment of alloimmune cells with anti-T serum plus complement.
(7) Inhibitors of DC clustering, including trypsin, paraformaldehyde, and tunicamycin, abrogated the ability of DC to support antigen presentation and lectin-mediated proliferation.
(8) Bound fluorescyl ligand, increased ionic strength (0.5 M NaCl) or basic pH (greater than 8.0) abrogated cryoprecipitation.
(9) One of the renal antigens recognized by 2B4.14.1 was identified as Tamm-Horsfall glycoprotein (THGP), based on the ability of the antibody to recognize THGP in western immunoblots and the abrogation of immunohistologic reactivity of the antibody by preincubation with purified THGP.
(10) Furthermore, treatment of AC with lysosomotropic agents abrogated thymocyte proliferation induced by PE but not SEB.
(11) Pretreatment with OKT3, together with a monoclonal anti-DR antibody and complement, did not abrogate the T-colony forming capacity.
(12) Resistance of the rat induced by C. liquefaciens to tumor cells was also abrogated by Trypan Blue treatment just 1 day before tumor cell inoculation.
(13) Serum SIRS-inducing activity was abrogated by treatment with proteinase K or boiling, but was not affected by dialysis, acidification to pH 2, or heating to 56 degrees C. This serum factor could be distinguished functionally and antigenically from SIRS and from interferon (IFN) alpha or IFN gamma.
(14) It is shown that while not affecting other mononuclear cells viability, this IT is capable of selectively destroying human monocytes after 24 h exposure thus resulting in the abrogation of monocyte support for PHA reactivity in mononuclear cell preparations.
(15) Tetrodotoxin or nifedipine abrogated the effects of IC, C-Ch and PE but did not influence the effect of gamma-interferon on C2 synthesis.
(16) Preincubation of rIL-1 with a specific antibody abrogated and heat-inactivation destroyed this activity.
(17) This IFN-gamma-mediated suppression was monocyte dependent because it was completely abrogated by monocyte, but not T cell depletion.
(18) In contrast, these responses were both abrogated by hyperpolarization with the K+ ionophore valinomycin.
(19) Dilution of the latter detergent lysate with phosphate buffered saline exhibited no effect on the detection of the two additional components, while further treatment of the lysate with NP-40 buffer abrogated them to be detected.
(20) Release was abrogated by omission of myeloperoxidase or H2O2, heating of MPO, or addition of azide, cyanide, or catalase.
Countermand
Definition:
(v. t.) To revoke (a former command); to cancel or rescind by giving an order contrary to one previously given; as, to countermand an order for goods.
(v. t.) To prohibit; to forbid.
(v. t.) To oppose; to revoke the command of.
(n.) A contrary order; revocation of a former order or command.
Example Sentences:
(1) I mean I wasn’t trying to countermand his authority but he was a little anxious … I don’t think he realized that he hit the artery and I remember saying you’ve got the artery.
(2) The ORG believes that it can stop the bill coming into force, on the basis that it countermands a European court ruling that blanket data retention is unlawful and violates the right to privacy, breaching human rights.
(3) That she “oversteps the mark” – countermanding ministers and participating in top-level meetings and even cabinet discussions in ways senior Coalition figures believe is inappropriate for an unelected official.
(4) In addition they show that while 2'-modification were tolerated by the phosphodiesterase, addition of an 8-substituent countermanded the allowable 2'-modification.
(5) The clearest instance of division was when Shamir countermanded Peres's so-called London Agremeent for an international peace conference, arranged with King Hussein of Jordan and secretly signed in the London home of the lawyer Lord Mischon in 1987.
(6) By countermanding first the landslide victory of an elected government and then a 61% plebiscite majority, the EU functionally vetoed the outcomes of Greek democracy.
(7) A countermanding procedure and race model are used to assess separately the effects of experimental factors before and after the "point of no return" in response preparation.
(8) The myth busters of the left talk about how low actual fraud on disability benefits is, as if they can countermand this image: the disabled person who doesn't look disabled and yet says they are disabled, and yet how can we truly know they're disabled?
(9) Both intrinsic and extrinsic adjuvanticity is the operational production of countermanding signals; (4) memory T cells are qualitatively different from normal T cells in their sensitivity to feedback signals and also in their susceptibility to suppression; (5) mature thymus dependent B cells cannot be rendered tolerant by the direct action of antigen, while immature and thymus independent B cells can; (6) the mechanism of suppression induced by exogenously administered antigens and that by normal differentiation products (i.e.
(10) The FTC Act prohibits “unfair and deceptive” acts and practices, which Epic alleges Facebook’s actions within the Cornell study countermand.
(11) A short-latency, phasic lengthening of interbeat interval was suggested to reflect the midbrain coordination of the countermanding of response execution.
(12) Immune responses only occur when countermanding signals are also generated.
(13) Potential donors would prefer a legally recognized donor card that cannot be countermanded by the next of kin.
(14) Although the mean K of AIB was higher in brain tumors of the hypertensive rats, the increase is unlikely to be meaningful in terms of augmented delivery of water-soluble drugs to brain tumors, and the high incidence of intracerebral hemorrhage countermands any clinical use of this approach.