Fig. 3
From: Ursodeoxycholic acid production by Gibberella zeae mutants
Phase-contrast micrographs of Gibberella zeae VKM F-2600 mycelium of second generation stage (18 h) grown in medium no. 3 (see Table 1) (a–c) and protoplasts released from 18 h fungal cells treated with T. harzianum lytic enzymes for 5 h (d–h): 100x (a), 400 (b) x, 1000x (c-h) (optical microscopy)