High ef ficiency alcohol tolerant Sacchar omyces isolates of Phoenix dactylifera for bioconversion of sugarcane juice into bioethanol

Abstract

v/ v ) as determined by GLC. Y east cultures showed varied in vitr o ethanol tolerance (3-12%). Isolate SCP-1 was found superior showing 12.5% ethanol production, high ADH enzyme activity (4.38 units/ml) and higher alcohol tolerance maintaining cell viability at 12% ethanol in YPD medium up to 48 h.