Lactobacillus乳杆菌属 业aupn Rod-shaped -Common in dairy (a) products Resistant to acidic conditions ·Grow in pH as low as4 (b) (c) 2012 Pearson Education,IneChen Feng, Microbiology, SJTU • Lactobacillus 乳杆菌属 – Rod-shaped – Common in dairy products – Resistant to acidic conditions • Grow in pH as low as 4 18.1 Nonsporulating Firmicutes