00273nam a2200097Ia 4500008004100000040001100041100002500052245003500077260005000112300001300162251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aPhilip S. Portoghese 0aJournal of Medicinal Chemistry  bAmerican Society for MicrobiologyaWashington  aP. 1-300