Example sentences of "previously [been] show " in BNC.
Next page| No | Sentence |
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| 1 | In this study nifedipine plus diuretic lowered blood pressure more effectively than propranolol plus diuretic , which has previously been shown to be effective in black hypertensive patients . |
| 2 | Speech has previously been shown to be particularly distracting , but research from the project has shown that the effect is not confined to speech , non-speech sounds show the effect also . |
| 3 | Collaborative problem solving has previously been shown to be an effective stimulus to individual learning in certain circumstances , using somewhat ‘ artificial ’ tasks . |
| 4 | The purpose of this project is to examine the argument that there is greater coherence in stratification arrangements than has previously been shown to exist . |
| 5 | An increased permeability of the mucosa in patients with coeliac disease has previously been shown by Bjarnason et al . |
| 6 | It has previously been shown that infiltration of lymphocytes in the submucosa occurs within only a few hours after gliadin challenge . |
| 7 | It has previously been shown that the prevalence of gastric metaplasia in H pylori positive duodenal ulcer patients is significantly lower after highly selective vagotomy than in patients with duodenal ulcer before operation . |
| 8 | It has previously been shown that there is no acetyltransferase enzyme activity in the epithelial cell membrane . |
| 9 | As it has previously been shown that there is no enzyme activity in either the supernatant or the brush border , the drug must be absorbed before it is acetylated . |
| 10 | There was no clear relationship between the severity of portal hypertension and the prevalence of haemorrhoids , which have previously been shown to have no direct communication with the portal vein . |
| 11 | Histamine has previously been shown to be 10 times less potent in stimulating cAMP concentrations in gastric glands isolated from guinea pig antrum when compared with glands isolated from the fundus ( 9×10 - 5 M compared with 10 - 5 M ) . |
| 12 | Furthermore , it has previously been shown that bile may either be more directly noxious to the oesophageal cell proteins ( including perhaps also the DNA ) than acid and may also generate abnormal nucleic acid metabolism making these cells more liable to death or serious epigenetic or genotoxic damage . |
| 13 | This dose of oestrogen has previously been shown to be the minimum required to prevent bone loss in normal menopausal women . |
| 14 | Thus : ( 1 ) the said Solicitors ' Publicity Code ( which is summarised in Chapter 12 ) was introduced in 1988 , revised in 1990 , and covers the whole field ; from the general ( solicitors may hold themselves out to be good , but not to be better than the other firm down the road ; publicity must be accurate and not mislead ; a solicitor 's advertisement must identify the solicitor by name ) to the particular ( the correct designation of a solicitor 's practice , entries in legal directories , addresses to the Court and the use of the legal aid logo ) ; ( 2 ) the Law Society 's code incorporates by reference the provisions of the British Code of Advertising Practice which in its own way requires publicity material to be honest , truthful and decent , unambiguous and responsible , and contains a separate section relating to the advertising of financial services and products ; ( 3 ) the Financial Services ( Conduct of Business ) Rules 1987 also cover the advertising of financial services and products and will need to be studied by any firm carrying on investment business ; ( 4 ) solicitors will also need to be familiar with the Consumer Credit ( Advertisements ) Regulations 1989 and other secondary legislation in that connection , the whole corpus replete with the jargon unique to that area of law ; ( 5 ) the Business Names Act 1985 , which has already been referred to in Chapter 1 , requires revision of a firm 's letterheading every time there is a change in the identity of the partners , which will include any occasion when a salaried partner whose name has previously been shown " below the line " is promoted . |
| 15 | The same RNA samples from several cell lines were probed for ATF1 RNA , β2-microglobulin RNA ( as a monitor of differentiation ( 46 ) ) and CREB RNA which has previously been shown to be present at similar levels in UF9 and DF9 cells ( 47 ) . |
| 16 | In the latter case it remains to be determined whether any of the minor polypeptides detected in our assay are related to other CRE-binding activities ( ECRE-1 , ECRE-3 and ECRE-4 ) that have previously been shown to be down regulated during differentiation of F9 cells ( 48 ) . |
| 17 | This domain has previously been shown to be important for transcriptional activation ( 44 , 45 ) . |