Science: v.1-v.219Moses King, 1964 |
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Стр. 966
... preparation . Much of the variability in the quality of the data obtained results from the number of different DNA - agar preparations used , each containing different amounts of trapped DNA , itself of variable mo- lecular weight , and ...
... preparation . Much of the variability in the quality of the data obtained results from the number of different DNA - agar preparations used , each containing different amounts of trapped DNA , itself of variable mo- lecular weight , and ...
Стр. 1140
... preparation same as in Fig . 3 . Individual monomers making up the polymers have length 365 Å , width 355 Å . Each molecule appears divided perpendicular to length into three major segments . Each segment suggests two helical coils , 60 ...
... preparation same as in Fig . 3 . Individual monomers making up the polymers have length 365 Å , width 355 Å . Each molecule appears divided perpendicular to length into three major segments . Each segment suggests two helical coils , 60 ...
Стр. 1246
... preparation . Cell cul- ture fluid preparation of egg - passaged virus that had been transferred two times in HK cells . § Cell culture fluid preparation of virus trans- ferred six times in HK cells . maintained in serum - free fluid ...
... preparation . Cell cul- ture fluid preparation of egg - passaged virus that had been transferred two times in HK cells . § Cell culture fluid preparation of virus trans- ferred six times in HK cells . maintained in serum - free fluid ...
Содержание
Vol 144 No 3621 | 951 |
L S Whatley et | 968 |
The Continuing Dialogue J A Shannon | 976 |
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AAAS activity agar American amino acids amplitude analysis animals antigen Arctic Ocean Association basalts behavior Biochem biological bradykinin calcium Calif carbon cells Center centrifugation changes Chem chemical chemistry chromosomes collagen complete concentration conf cores dimethylsulfide DNA fragments effect electron emphysema engineering experiments factor factor VIII field Foraminifera fraction gram hemocyanin hemoglobin heparin homoarginine Illus increase incubated Institute instrument intern laboratory lysine measured membrane ment method mice Mid-Atlantic Ridge Model molecular molecules mouse National observed obtained optical organic oxygen papers parallax particles percent Physics plasma pressure problems produced protein RAND range rats reaction References and Notes reported retinol samples Science scientific scientists sediment serum solution specific stimulation structure studies symp symposium Table techniques temperature tetrodotoxin therapeutic index tion tissue toxin ture United Univ University virus Washington York