Modified microbially-produced cellulose gel and complex thereof with animal cell.

摘要

Disclosed is a gel of microbially-produced cellulose, characterized in that the microbially-produced cellulose is modified by (l) physically or chemically bonding an animal cell adhesive protein to the cellulose. and/or (2) substituting hydrogen atoms of at least some hydroxyl groups of the cellulose with a positively or negatively charged organic group. This gel is valuable as a carrier for mass culture of animal cells or as a medical vulnerary cover.