ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] E. coli (UG 879) and a tryptophan-requiring mutant (UC 707) were cultured in a minimal salts glucose medium7 supplemented with 20 pig/ml. L-tryptophan where required. S. aureus (UC 76) was cultured on a synthetic medium containing amino-acids, vitamins and salts8. To estimate the mutation rates a ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/208408a0
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