00333nam a2200109Ia 4500008004100000040003800041100002000079245004800099260004000147300001600187653002000203211228s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aLewin, Benjamin 0aGene expression: v.2:eucaryotic chromosomes  bJohn Wiley and SonsaNew Yorkc1980  axv,467p. p.  aGene expression