Example sentences of "[noun pl] have shown a [adj] " in BNC.

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1 They point out that a survey of local authorities has shown a poor level of awareness of food hygiene among many food businesses .
2 Studies in experimental animals have shown a similar rise of liver protein synthesis during inflammation and after injection of endotoxin or recombinant cytokines .
3 The standard of play over the past few years has shown a considerable step-up and the cream of the local talent now face a daunting challenge in their bid to reclaim the title for ‘ home ’ keeping .
4 Later excavations have shown a long sequence of development from a late Saxon farm or manorial complex with two phases of churches , to a medieval manor house .
5 Repeated surveys have shown a high degree of patient satisfaction with general practice .
6 Recent surveys have shown a rapid decline in the UK adult population 's interest in , and understanding of , science and technology .
7 An important point to consider is that Local Authority Environmental Health Officers have shown a keen interest and are anxious to adopt the handbook as their working code when dealing with funeral premises .
8 Moreover , social values and structures have shown a remarkable ability to adapt to a rapidly changing environment .
9 Tachistoscopic studies have shown a right visual hemifield superiority in recognition of Katakana and a left hemifield advantage for Kanji ( Hatta , 1976 ; 1977 ; Saganuma , Itoh , Mori and Kobayashi , 1977 ; Endo , Shimizu and Hori , 1978 ) .
10 Several studies have shown a close association between liver inflammatory activities and membrane associated pre-S1 or pre-S2 in chronic hepatitis B virus infection , suggesting that membranous pre-S1 or pre-S2 might be a possible target antigen in T-cell mediated lysis of hepatocytes .
11 Although studies have shown a striking correlation between the presence of H pylori and classic inflammation of the antral mucosa , the exact mechanism of tissue injury remains obscure .
12 Acupuncture : ‘ Claims … are not based on the results of well performed clinical trials although some studies have shown a small but temporary improvement in wheeziness . ’
13 Certainly studies have shown a remarkable correlation between ingestion of fluoride and a drop in tooth decay among children — up to 60% .
14 Previous studies have shown a remarkable morphological and behavioural similarity to duodenal ulcer in man .
15 ‘ Since he went there the figures have shown a quarter-by-quarter improvement .
16 Rangers have shown a delightful disdain for reputation this season .
17 Long-term cultures of unicellular organisms in small , asexual populations have shown a steady decline in the rate of division , and cultures sometimes went extinct , no matter how carefully they were kept .
18 As early as the fifth and fourth centuries B.C. the Greek philosophers and historians had shown a keen interest in foreign doctrines and customs and had been inclined to recognize some value in them .
19 Previous results have shown a higher threshold of rectal sensation in men than in women .
20 Tipping fees at New York city 's only landfill , Fresh Kills , rose from $10 to $150 a ton between October 1991 and July 1992 ; in northern New Jersey , tipping fees have shown a similar increase .
21 At its best the religious life for women has shown a sure and thorough knowledge of the difference between function models and role models .
22 Previous studies by others have shown a close association between high levels of pre-S1 or pre-S2 in serum with hepatitis B virus-DNA in serum , in keeping with the observation that pre-S1 and pre-S2 are the essential components of complete virion .
23 In the last twenty-five years , four dragonfly species have become extinct in England , while many others have shown a marked decline .
24 The first and second-class delivery services have shown a marked improvement over the past two or three years .
25 However , subsequent cases have shown a greater willingness to judge clauses unreasonable than those dicta might have suggested .
26 The courts have shown a similar bias , though usually for a different reason .
27 Recent opinion polls had shown a dramatic decline in public support for the union , as it had become identified with government policy .
28 Actual evidence was still a bit short on the ground ( burning the vicious letter to Jacqui and the Sweet photographs had shown a regrettable lack of detective instinct ) .
29 Before the strict selection for black , all the Welsh types had shown a great variety of coat colours and patterns .
30 Previous studies of the distribution and nature of macrophages in human intestinal mucosa and Peyer 's patches have shown a bewildering heterogeneity , probably reflecting both developmental and functional overlaps ( see Disussion ) .
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