Study of exopolysaccharide produced by Streptomyces rochie strain OF1 and its effect as ameliorative on osteoarthritis in rats via inhibiting TNF-α/COX2 pathway

Journal of Genetic Engineering and Biotechnology

Table 1 The Morphology, physiology and biochemistry of the Streptomyces rochie strain OF1

Morphological and cultural characteristics
Spore chain morphology		Spore surface ornamentation	Color of spore mass	Pigmentation of substrate mycelium		Diffusible pigment
Open spiral > 40		spiny	grey	yellow		−ve
Physiological and biochemical characteristics
Melanin pigment production		Degradation activities			Chitin decomposition	Pectin decomposition	Nitrate reduction	H₂S production
Peptone iron	Tyrosine	Xanthine	Elastin	Arbutin	−ve	−ve	−ve	+ve
−ve	−ve	+ve	−ve	+ve	−ve	−ve	−ve	+ve
Utilization of sugars
D-fructose	Sucrose	Rhamnose	D-mannitol	D-xylose	Raffinose	I-inositol	Galactose	L-arabinose
−ve	+ve	+ve	+ve	+ve	+ve	+ve	+ve	+ve