10.22376/ijpbs.2019.10.1.p1-12 Volume 4 Issue 3 2013 (July - September) The valuable polyunsaturated gamma linolenic acid (fatty acid), having applications in foods and pharmaceuticals, can be produced at a high overall volumetric rate by cultivation of lessThan i greaterThan M.ramanniana lessThan /i greaterThan . GLA obtained was identified by gas liquid chromatography and spectroscopic studies. No GLA was detected at zero time cultures broth. The maximum yield (791 and 960 mg/L) of GLA was recorded during 144 and 120 h in shake flask and 13 L bioreactor, respectively. ANANIA ARJUNA polyunsaturated, gamma linolenic, M.ramanniana, bioreactor. 1007-1013