| 摘要 |
<p>A fusion polypeptide is descirbed having the amino acid sequence X-Y-Z, or portion thereof, comprising the amino acid sequence of a hedgehog (X); Y is an optional linker moiety; and Z is a polypeptide comprising at least a portion of a polypeptide other than hedgehog. It is preferred that X is a human hedgehog. Mutants of hedgehog are also described.</p> |
