00255nam a2200109Ia 4500008004100000082001700041100001900058245001800077250001200095260003000107300000800137240913s9999||||xx |||||||||||||| ||und||  a660.6  BAR/B  aSusan R Barnum 0aBiotechnology  a1st Ed.  bThomsen PressaNULLc2003  a225