Example sentences of "[coord] absence of [noun] " in BNC.
Next page| No | Sentence |
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| 1 | Furthermore , the presence or absence of polymorphisms can be assessed immediately by agarose gel electrophoresis and by inspection of ethidium bromide stained products under ultraviolet light . |
| 2 | Wild-type enzyme and CRP bind cooperatively to the strong lac UV5 promoter whereas the truncated enzymes show exactly the same affinity in the presence or absence of CRP ( Table I ) . |
| 3 | Most patients with duodenal ulcers , however , in the presence or absence of NSAIDs , were found to have active duodenitis ( 80% ) and gastric metaplasia ( 64% ) . |
| 4 | On the other hand , duodenal ulcers were still seen in comparable proportions in the presence or absence of NSAIDs , which could be because of other mechanisms of NSAID toxicity such as suppression of mucosal prostaglandins . |
| 5 | If stable over a longer period , the presence or absence of trimer structures at certain positions on a surface could act as bits of digital data . |
| 6 | The differences did not reach statistical significance when the findings of the serological tests were compared in the presence or absence of NSAID . |
| 7 | Patients with active duodenitis had comparable proportions of cases with gastric H pylori , regardless of NSAID intake , and despite the differences in the overall prevalence of H pylori in the presence or absence of NSAID . |
| 8 | Thus , we have basic shapes of agglomerations and rows , the degree of regularity , presence or absence of greens , and composite or polyfocal plans . |
| 9 | The presence or absence of reefs can not be explained solely in terms of temperature and turbidity , for , although reefs are absent from cold current shorelines , such as the west coast of South America , they do not occur even where the temperatures are high enough for coral in this region . |
| 10 | pHIVCG9.9 HIV-1 plasmid DNA was preincubated in the presence or absence of NC protein in buffer containing 24 mM Tris-Cl ( pH 7.5 ) , 48 mM NaCl and 0.16 mM MgCl 2 for 5 min at 37°C in 10 µl to promote complex formation . |
| 11 | 5' 32 -P labelled ML1:ML2 or ds LTR was preincubated in the presence or absence of NC protein for 5 min at 37°C in buffer containing 24 mM Tris-Cl ( pH 7.5 ) , 48 mM NaCl and 0.16 mM MgCl 2 to promote complex formation . |
| 12 | If an investigation requires embryos to be sexed and chromosome preparations are considered unhelpful due , for example , to the Y chromosome not being distinctive , or efforts to C-band are not considered worthwhile , it is possible to separate females from males by the presence or absence of sex chromatin . |
| 13 | The presence or absence of station dwellers was part of the social tone of stations throughout the world . |
| 14 | The ears were examined and the presence or absence of fluid was noted before inspection of the case notes or pharynx . |
| 15 | Each model included presence or absence of fluid , presence or absence of tympanometric peak , age at operation ( mean ( SD ) 5.48 ( 1.12 ) years ) , and size of adenoids measured by radiography , ( 1.48 ( 0.29 ) cm ) . |
| 16 | For all groups the main determinant of improvement in mean hearing threshold was the otoscopic presence or absence of fluid . |
| 17 | Mean hearing thresholds are related mainly to the presence or absence of fluid in the middle ear . |
| 18 | An association of each of the histological features with the presence or absence of pouchitis was sought by the χ 2 test . |
| 19 | To keep things relatively simple , I 'm going to stick to true beliefs that we could get by observation , like beliefs about the presence or absence of honey , even though in fact we get most of them by communication : by being told things . |
| 20 | We explained the presence or absence of worker control over output and earnings by ‘ external factors ’ , social influences from outside the individual workshop , eg the organisation of the industry , its degree of capitalisation , the strength of trade unionism and the culture of the community ( Lupton and Cunnison , 1964 ) . |
| 21 | The presence or absence of signatures on vases , whether epoiesen or egrapsen , appears to conform to no rational system , a matter of whim . |
| 22 | Indeed , while it is not the brief of this chapter to comment on state pension provision , it must be remarked that in the early 1960s , as subsequently , it was chiefly the low level of state provision which made the presence or absence of entitlement to occupational pension benefits so crucial to many household budgets , not least to lone female households . |
| 23 | It does not consider other features of classroom learning that might be more strongly affected by the presence or absence of examinations . |
| 24 | We found no statistically significant rise in G34 postprandially , either in the presence or absence of H pylori . |
| 25 | No relation between the extent of gastric metaplasia and the presence or absence of H pylori could be shown ( Mann-Whitney U test , p=0.2 ) ( Fig 3 ) . |
| 26 | They examined fingerprints for arches , loops and whorls , and palmprints for the presence or absence of patterns in the thenar , hypothenar and interdigital areas . |
| 27 | To do this , and to ascertain whether any phosphorylation might be due to the DNA-PK , Jun 1-193 and Jun-Core were incubated with nuclear extract and [ γ 32 P ] ATP either in the presence or absence of DNA . |
| 28 | There was no correlation between faecal fat ( g fat/24 hours ) and faecal bile acid ( µmol bile acid/ 24 hours ) excretion in the patient group as a whole or when patients were stratified for the presence or absence of liver disease ( Fig 1 ) . |
| 29 | ( B ) Effect of phosphatase treatment on in vitro translated CREB , ATF1 and CREM. 35 S-labelled ATF1 ( lane 1-3 ) , CREM ( lanes 4 and 5 ) and CREB ( lanes 6 and 7 ) were produced by translation in rabbit reticulocyte lysate and treated with calf intestinal phosphatase in the presence or absence of phosphatase inhibitors as indicated below the figure . |
| 30 | But the presence or absence of specificity may not matter much where the most serious penalty is an OFT or MMC inquiry . |