Example sentences of "[conj] it is [adv] known [subord] " in BNC.

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1 According to Sannia and James(1977) , the place of Parorchis acanthus ( Nicoll , 1906 ) is taken by Renicola thaidus Stunkard ( 1964 ) in America and Iceland , although it is not known whether this parasite exerts similar effects on its host .
2 Although it is not known when he will be able to return to his £350,000-a-year job , he is expected to lead a normal life within three months .
3 The company has , however , gone ahead with £1 million of research into public attitudes to nuclear power and has completed filming at least one television commercial , although it is not known when it will be broadcast .
4 Although it is not known if the move will put off potential customers for the Cornmill , there are already fears an existing severe shortage of parking spaces threatens the future prosperity of Darlington 's town centre .
5 She had lived there for some time although it is not known where she lived before coming to Darlington .
6 Editor , — Fritz H Schröder rightly emphasises that it is not known whether treatment of early prostatic cancer is beneficial or whether screening for the disease offers any advantage .
7 Only a three-yard stretch of the theatre has been unearthed , and it is not known whether any more will be excavated .
8 Firstly , it is inadvisable to take remedies consisting of mixtures as no homoeopathic provings have been done on mixtures and it is not known whether the effects of these are different from the effects of their individual components .
9 The natural history of AIDS related sclerosing cholangitis has not been clearly documented , and it is not known whether its presence has an independent influence on the prognosis of the affected patient .
10 Few of these have been specifically identified and it is not known whether any single factor is essential for the development of Crohn 's disease .
11 From there she could have travelled to France or Belgium but it is not known whether she boarded a ferry .
12 The police have improved both their procedures and their training , but it is not known whether social attitudes in general have changed greatly .
13 But it is not known whether TCR- β gene rearrangement or expression is required for such a transition , and no information is yet available on a role for TCR- α gene rearrangement or expression .
14 Perforated discs ( bi ) ( fig. 14 ) and the afore-mentioned zong came to designate heaven and earth , but it is not known whether this was their original meaning .
15 North American Indians , Polynesian and Micronesian Pacific islanders , Australian Aborigines , and Asian Indians are usually considered in these terms , but it is not known whether all human populations previously subject to severe ‘ feast and famine ’ conditions have a thrifty genotype .
16 The differential fee for night visits is intended to discourage general practitioners from using deputising services , but it is not known whether it has had this effect .
17 Our solutions containing rice derived glucose polymer promoted the highest water obsorption in the secretory state but it is not known whether increasing the polymer concentration ( but maintaining ORS hypotonicity ) would enhance water absorption by further stimulating active glucose transport or whether water absorption would be jeopardised , even by a moderate increase in osmolality .
18 A charter to hold a market and an annual fair was granted in 1348 , but it is not known when the use was discontinued .
19 He also exhibited in Ulverston and in his diaries talks of preparations for big shows in Manchester and Liverpool , but it is not known if these took place .
20 Amongst the items salvaged were a complete Merlin engine , propellers , guns and instruments and the Deputy Keeper of the RAF Museum , Jack Bruce , flew out to Berlin to inspect the items , but it is not known if any of the items were suitable for use .
21 Oxyradical dependent photoemission of granulocytes stimulated by platelet activating factor has been detected in vivo in rat mesenteric microvascular beds , but it is not known if these reactive oxygen species are generated in vivo in the colonic mucosa because phagocytes may be activated during isolation procedures used in in vitro studies .
22 In particular it is not known whether they have been formed in relation to present sea level , in very much the same way as it is not known whether the wavecut platform round Britain was formed entirely in relation to present sea level .
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