(n.) Act of deleting, blotting out, or erasing; destruction.
Example Sentences:
(1) Moreover, homozygous deletion of the FMS gene may be an important event in the genesis of the MDS variant 5q- syndrome.
(2) None of the 4NQO- or 4HAQO-induced mutants is a multilocus deletion mutant.
(3) In strains completely deleted for galR, the gene which encodes the Gal repressor, the operon is derepressed by only 10-fold without an inducer.
(4) Delta roc, which extends from base pairs 41883 to 43825, overlaps the nin5 deletion, which extend from base pairs 40501 to 43306.
(5) The deletions and substitutions appear to occur in separate molecules.
(6) By external deletion, we have identified RXE composed of 205 nucleotides.
(7) A 6.4 kilobase C4B-5'-specific Taq I fragment usually provided a reliable guide to the presence of a C4A deletion but unusually in one instance this fragment was found to be a marker of a functioning C4A gene.
(8) Three distinct antigenic regions of bovine somatotropin (bST) were identified on the basis of the ability of a set of monoclonal antibodies to bind to proteolytic fragments and deletion variants of recombinant bST (rbST) in Western blot analyses.
(9) Analysis of glutamate dehydrogenase (GDH) expression by enzyme assay and immunoblots, as well as Northern and dot blots of poly (A)+ RNA, in the deletion strains indicates that there are two upstream regulatory sequences that control the level of gene expression.
(10) Analysis of genetic markers associated with the deleted haplotypes pointed to the independent origin of similar deletions and the involvement of intergenic sequences in the mispairing-recombination process.
(11) Cells transfected with either the first or second construct and selected for the TK+ phenotype were then tested for TK induction after superinfection with HSV-1(F) delta 305, containing a deletion in the coding sequences of the TK gene, and viruses containing, in addition, a ts lesion in the alpha 4 regulatory protein (ts502 delta 305) or in the beta 8 major DNA-binding protein (tsHA1 delta 305).
(12) No 7 beta-hydroxysteroid dehydrogenase activity and only a trace of 7 alpha-hydroxysteroid dehydrogenase activity could be demonstrated when bile acid was deleted from the growth medium.
(13) All four human MBP variants were identical except for the insertion of deletion of two peptide fragments corresponding to those encoded by exons 2 and 5 of the MBP gene.
(14) Molecular analysis of HPRT- mutant DNAs showed a high frequency (69%) of clones with partial or full deletions of the hprt gene among radiation-induced mutants compared with spontaneous mutants (31%).
(15) Reciprocal translocations involving the short arm of acrocentric chromosomes can segregate to produce partial duplications without associated deletions.
(16) Considering those portions of the molecule that can be deleted without a loss of catalytic activity, one is left with a catalytic center of approximately 130 nucleotides that is solely responsible for the molecule's activity.
(17) Twenty-nine deletion breakpoints were mapped in 220 kb of the DXS164 locus relative to potential exons of the Duchenne and Becker muscular dystrophy gene.
(18) Then these two repeats were separated and deleted systematically to obtain various deletions.
(19) Although T cell tolerance to self antigens is primarily a reflection of clonal deletion in the thymus, recent evidence suggests that mature T cells are subject to negative regulation in the post-thymic environment: Extrathymic tolerance is the result of clonal anergy in some studies and T cell deletion in others.
(20) We report two cases of leiomyomas of the uterus with a deletion of the long arm of chromosome 13.
Omission
Definition:
(n.) The act of omitting; neglect or failure to do something required by propriety or duty.
(n.) That which is omitted or is left undone.
Example Sentences:
(1) Omission of K(+), Ca(++) or Mg(++) had no effect on uptake.
(2) The omission of Crossrail 2 from the Conservative manifesto , in which other infrastructure projects were listed, was the clearest sign yet that there is little appetite in a Theresa May government for another London-based scheme.
(3) I hope this two days off gives him the stimulus.” The omissions left a manager who cherishes control at risk of falling foul of the “law of Murphy” that he had already bemoaned this season.
(4) These changes were suppressed by omission of extracellular Ca2+.
(5) 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).
(6) The omission of Ca2+ from the superfusion medium or the addition of ouabain (5 X 10(-3) M), a (Na+ + K+) stimulated adenosine triphosphate (ATP) phosphohydrolase [(Na+ + K+)-ATPase] inhibitor, almost completely abolished the DN-1417- or TRH-induced DA releasing effect.
(7) In the presence of hexamethonium, or after omission of external calcium, the resting release fell by 50 and 55 per cent, respectively.
(8) A final experiment confirmed a prediction from the above theory that when recalling the original sequence, omissions (recalling no word) will decrease and transpositions (giving the wrong word) will increase as noise level increases.
(9) It might therefore appear an omission on the part of David Cameron if, at the Conservative party conference in Manchester, he fails to make his own contribution to the current redefining of the political debate.
(10) There were, though, large omissions and ambiguities that will need to be filled in and clarified as polling day nears.
(11) Upon omission of poly(U), the affinity of the P site is lowered by 2-4 orders of magnitude, depending on the ionic conditions, while A site binding is not detectable anymore.
(12) Here the meaninglessness of material not only favoured its omission but also often indicated important psychopathology.
(13) Release was abrogated by omission of myeloperoxidase or H2O2, heating of MPO, or addition of azide, cyanide, or catalase.
(14) Whereas addition of amiloride had a similar, but less pronounced effect, omission of Cl- resulted in moderate alkalinisation.
(15) Omission of extracellular Ca2+ abolished the effects of 10 nM TPA and partially inhibited those of 100 nM TPA on insulin release and 45Ca2+ efflux.
(16) The omission of the musculo-skeletal system examination, in contrast to the almost universal inclusion of other systems' examination, demands correction.
(17) The present studies were performed to determine if the omission of prefixation would provide a better method for localizing adenylate cyclase in cardiac muscle.
(18) It was on that occasion that then-opposition leader Tony Abbott said , “we have never fully made peace with the first Australians ... we need to atone for the omissions and for the hardness of heart of our forbears to enable us all to embrace the future as a united people”.
(19) Type of error depended upon which hemisphere received the problem, with the right hemisphere yielding more errors of commission and the left more errors of omission.
(20) Omission of sodium ions in the incubation medium reduced uptake of 3H-Ch by about 90 per cent at 1 microM Ch in the incubation medium and the proportion of 3H-ACh to 3H-Ch was only 10 to 20 per cent while the proportion of 3H-PhCh increased from insignificant amounts to between 20 to 30 per cent.