00310nam a2200109Ia 4500008004100000040003800041100001800079245004200097260003200139300001700171653001200188220119s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aHorecker, B L 0aCurrent topics in cellular regulation  bACDEMIC PRESSaLondonc1971  axii, 265p p.  aBiology