The Annual Register, Tập 212Longmans, 1971 |
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... cells and transformed them into malignant cells . The central genetic blueprint of these viruses was made not of DNA but of the simpler RNA . Baltimore and Spiegelman showed that in order for such RNA viruses - as they were called - to ...
... cells and transformed them into malignant cells . The central genetic blueprint of these viruses was made not of DNA but of the simpler RNA . Baltimore and Spiegelman showed that in order for such RNA viruses - as they were called - to ...
Trang 378
... cells one cell thick , a mono - layer , they stopped dividing and growing . This was called contact inhibition because in some way which was not understood it was the contact a cell had with the other cells around it which told it to ...
... cells one cell thick , a mono - layer , they stopped dividing and growing . This was called contact inhibition because in some way which was not understood it was the contact a cell had with the other cells around it which told it to ...
Trang 379
... cells . With this back in place , the cells were again able to communicate with each other and contact inhibition was restored . Normal cells Low cell density Normal cover layer High cell density Normal cover layer Tumour cells Tumour cell ...
... cells . With this back in place , the cells were again able to communicate with each other and contact inhibition was restored . Normal cells Low cell density Normal cover layer High cell density Normal cover layer Tumour cells Tumour cell ...
Nội dung
CHAPTER | 1 |
eased 4 Labour party recovers popularity 5Pressure for wage increases | 5 |
THE SECOND QUARTER | 12 |
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African agreed agreement aircraft American announced Apollo 13 appointed April Arab arms Assembly attack August Britain British Budget Cambodia cells cent co-operation Comecon Committee Commonwealth Communist conference Congress Conservative continued Council countries December decision declared defence Democratic diplomatic economic election Europe European exports favour February Federal Finance forces Foreign Minister Government Government's guerrillas held hijacking increase industrial Israel issue January Jordan July June Labour leaders Liberal London Lunokhod major March meeting ment military million months Moscow negotiations November October official organization Ostpolitik Pakistan Parliament Party political President Prime Minister problem production programme proposed regime relations Republic Rhodesia Secretary Security September signed Socialist South Africa South Vietnam Soviet Union talks tion trade trade union treaty troops United Kingdom United Nations Vietnam vote wage Warsaw Warsaw Pact West Berlin West German Western Germany workers Zambia