Example sentences of "it is known that " in BNC.

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1 ( It is known that performance deteriorates after several hours of work. ) 3 .
2 Others within the newly united Zanu-PF , including the Provincial Chairman , Mr Eddison Zvobgo and Mr Dumiso Dabangwa , have gone on the record against a one-party state and it is known that many in Mr Nkomo 's Zapu , as well as several middle level Zanu officials , are also opposed .
3 It is known that shortly after its discovery , a copy , now lost , was made and sent to Spain .
4 It is known that many medieval villages in England became deserted through decline and shift of population , and the ravages of disease .
5 The people who may need it most are likely to be the unrecognized ones , the ones who it is somehow felt do not have a ‘ right ’ to support , even if it is known that they are upset .
6 This is not the only case in which it is known that the egg contains a special localized material which causes cells containing it to follow a particular path of differentiation .
7 It is known that the sea is cruel , but it is also humourless , so few laughs are prompted by this book and after some glum pages it is easy to crave even the schoolboy humour of Stephen Leacock 's skit , Soaked in Seaweed .
8 It is known that the Tory machine is particularly disappointed with the way that its messages on ‘ constitutional ’ issues such as Europe have failed to come across .
9 It is known that he wished to stay in the Government and would have liked to have pressed on with the reform of prisons .
10 There are no records of mesotrophic grassland for the Outer Hebrides in the NVC , but it is known that the following communities occur :
11 It is known that some of the unicellular organisms in the sea today are only one or two million years old ( very little in geological terms ) , in fact they are probably as young as man himself !
12 It is known that rainforest destruction threatens the well-being of the environment .
13 It concluded ‘ that there would be little trouble in finding someone to take up the unassigned bonds when it is known that bonds in Sunningdale and other golf links have increased nearly 50% since their issue ’ .
14 It is known that Freemantle criticized ‘ An Essay on Woman ’ when it was written ; apart from concerns with Leapor 's penmanship , it seems that she objected to the description of a miser and the reflections on wealth which follow .
15 So far as education is concerned , it is known that the government has been concerned for some time about an alleged willingness on the part of some teachers to bring the question of homosexuality out into the open in a way that seeks to normalise it as a form of human relationship .
16 Detention of a whole class may technically still be lawful , although it is becoming increasingly likely that a judge would have doubts about the reasonableness of this course of action where it is known that there may only be one or two culprits .
17 Yet it is known that between one third and one half of mentally handicapped people currently resident in mental handicap hospitals should not be in hospital and could be either immediately discharged or discharged after a short period of training .
18 It is known that around one-third of cases of severe mental handicap are caused by chromosomal disorders , which include Down 's Syndrome babies .
19 It is known that the Lombard King Alboin brought his army and then his people on to the plain in 568 , and that they met with little resistance as the Goths had almost vacated the area by that time .
20 Suppose that it is known that a financial expert reaches the ‘ right ’ decision ( whatever that may be ) in 20% more cases than I do when I do not rely on his advice .
21 It is known that dogs of herding and hunting ability were already in north Switzerland and south Germany , an area once known as Helvetia .
22 The majority were German Shepherds but it is known that Rottweilers did contribute .
23 It is known that Rottweilers had been imported prior to the Second World War , probably by German and Dutch immigrants .
24 Dr Andrew Macleod , specialist in endocrinology at St Thomas 's Hospital , London , says : ‘ It is known that increased testosterone improves the libido , but it 's unlikely it will ever be used as a treatment .
25 If it is known that a group of books is little used then the borrowing record of items from that group is a nil predictor of future use … unfortunately the satisfying ritual of checking date labels gives the illusion that all is well and seems to be scientifically ennobled .
26 It is known that all forms of research literature do obsolesce , and that there are considerable differences between the pattern of obsolescence of different subject areas .
27 This finding may be important , since it is known that chemical modification of lysine amino groups of the apoprotein may interfere with the specific LDL receptor binding and hence clearance of LDL ( Gonen et al , 1981 ; Kim & Kurup , 1982 ; Witzum et al , 1982 ) .
28 It is known that fatty acid peroxides inhibit prostacyclin generation ( Moncada et al , 1976 b ; Salmon et al , 1978 ) .
29 In addition to the probable decreased prostacyclin production in the region of the atheromatous plaque possibly due to inhibition of prostacyclin synthetase by lipid peroxides it is known that certain fatty acid hydroperoxides also induce platelet aggregation ( Mickel & Horbar , 1974 ) .
30 It is known that there is a significant increase in the level of β-thromboglobulin with age ( Ludlam et al , 1975 ; Zahavi et al , 1980 ) and a sex difference in old healthy subjects ( Zahavi et al , 1980 ) .
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