1. Fungi
Lignin
+ Colonization
Hemicelluloses
Saccharomyce
s cerevisiae
CNCM I-1077
Lignin
Cellulose
Cellulolytic microbiota
e.g. Ruminococcus Flavefaecin
+ Colonization
+ Density
Hemi cellulolytic microbiota

2. (E.g. Fibrobacter succinogenes)
Fig 5.: A proposed scheme for mode of action of Saccharomyces cerevisiae CNCM
I-1077 on fibre degrading communities