Pembuatan Bioetanol Dari Nira Nipahdengan Penambahan Tween 80 Dan Ergosterol …

Ergosterol is an essetial component of yeast cells that maintains the integrity of the membrane. It’s invetigated as an important factor the ethanol tolerance of yeast cells. Ethanol and hypoxia were found to have negative and synergistic effects on the total ergosterol contents of both strains and it’s significantly reduce the free ergosterol. Effect of a surfactant Tween 80 on the bacteri…