Fig. 2From: New lipase-producing Streptomyces isolated from halo-alkaline habitat in Wadi El Natrun: polyphasic identification and statistical optimization of enzyme productiona Light microscopy images of the aerial mycelium showing a spiral spore chain type (G x 400) for 14 days at 28 °C. b Scanning electron micrographs are showing smooth spore surface ornamentation (× 7, 500) of Streptomyces sp. SBLWN_MH2 grown on a starch nitrate medium for 21 days at 28 °CBack to article page