| abstract |
Provided are compositions and methods for treatment of tumors. The compositions comprises a fusion construct comprising single domain antibody (sdAb) that is specific for HER2, collagenase, and optionally, albumin binding domain. Methods are provided for increasing penetrability of tumors and inhibiting the growth of tumors comprising administering a fusion construct comprising anti-HER2 specific sdAb, collagenase, and optionally albumin binding domain, alone or in combination with and an anti-tumor agent. |