PhotoHA Methacrylated Hyaluronic Acid

Yes. There are quite a few publications citing various hyaluronidase protocols for digesting PhotoHA hydrogels. Here are a few:

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5460858/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4840832/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4986518/

The HA we use comes from biotechnological production, where the hyaluronic acid is extracted from the cell walls of the bacteria Streptococcus zooepidemicus.

The top represents PhotoHA-Stiff (HAMA). The bottom represents PhotoHA-Soft (GMHA).