Bioprospecting of exopolysaccharide-producing bacteria from different natural ecosystems for biopolymer synthesis from vinasse

Chemical and Biological Technologies in Agriculture

Table 4 Carbohydrate, protein and uronic acids contents in the EPS produced by Azotobacter chroococcum 76A grown on solid or in liquid media containing vinasse (1%) ad sucrose (5%) as carbon sources

Samples	Carbohydrate (%, w/w)	Protein (%, w/w)	Uronic acids (%, w/w)	Monosaccharides (glucose %, w/w)
EPS agar^a	58.3 ± 1.62	8.3 ± 0.99	22.7 ± 2.61	80.1 ± 2.11
EPS broth^b	52.0 ± 2.12	11.3 ± 5.16	22.8 ± 3.76	29.7 ± 1.32

^aEPS produced by A. chroococcum 76A after 24 h of growth on solid medium at 30 °C
^bEPS produced by A. chroococcum 76A after 24 h of growth in liquid medium at 30 °C