Epidermal Growth Factor CAS NO.62253-63-8

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epidermal growth factor (egf) is a growth factor that stimulates cell growth,proliferation, and differentiation by binding to its receptor egfr. human egf is a 6045-daprotein with 53 amino acid residues and three intramolecular disulfide bonds.

egf was originally described independently as a secreted peptide found in the submaxillary glandsof mice and in human urine. initially, human egf was known as urogastrone.