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Bev Sidders Skincare Glossary

Sh-Polypeptide-1 or rh-Polypeptide-1

Sh-Polypeptide-1 or rh-Polypeptide-1 (bFGF) — is a cell signaling protein also called Basic Fibroblast Growth Factor and is twin sister to Acidic Fibroblast Growth Factor (aFGF). It stimulates fibroblast cell growth and proliferation. According to manufacturer info, it also stimulates the synthesis of collagen and other extracellular-matrix (the gooey stuff between cells) components.