carbon sources

Optimization of Some Nutritional Conditions and α- Ketoglutaric Acid Concentration as PGA Precursor for Maximizing PGA Production from Bacillus sp. 42 and Bacillus sonorensis 44

Rania F. Ahmed · Microbiology Research Journal International · 2020

Poly gamma glutamic acid is a biodegradable, water soluble and non-toxic edible biopolymer, PGA has nylon back bone similar structure and expressed as bio-nylon. Various bacterial strains produced PGA on of them Bacillus sp. such as B. subtilis, B. lichanformans and B. sonorensis...

Open access Research Article 10.9734/mrji/2020/v30i230196

Investigation of Astaxanthin Production from Yeast Rhodosporidium sp.

Khanh-Trang Le Vu, Hong-Trieu Vo Thi & Dai-Nghiep Ngo · Microbiology Research Journal International · 2015

Aims: Astaxanthin, especially natural astaxanthin, is a powerful antioxidant, which is used as a nutraceutical and a common coloring agent in aquaculture. The present study was carried out to investigate the ability of astaxanthin production from the red yeast Rhodosporidium sp....

Open access Research Article 10.9734/BMRJ/2015/19368