000 00466nad a22001457a 4500
008 120525s1958 -us||||| |||| 00| 0 eng d
041 _aeng
100 1 _aHowarth, Sheila
245 1 _aSuppressor mutations in some cystine-requiring mutants of Salmonella typhimurium /
_cSheila Howarth
260 _a[S.l. :
_bs.n.],
_c1958
300 _a404-417 p. :
_bill. ;
_c26 cm
440 1 _aGenetics ;
_v43
760 _05177
_95177
_tGenetica Piante.
_w5177
942 _2ddc
_cPM
999 _c35451
_d35451