000 00437nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a575.1 P3
100 _a"Ptashne, Mark"
245 0 _aGenetic Switch Phage and Higher Organisms
250 _a\\199802ENGGPCX
260 _aBlackwell Scienctific Publications
260 _b1998
260 _cLondon
300 _a192p
500 _aincludes index and biblioraphy
942 _cBK
999 _c60131
_d60131