Savage, C R Epidermal growth factor and a new derivative. Rapid isolation procedures and biological and chemical characterization. [electronic resource] - The Journal of biological chemistry Dec 1972 - 7609-11 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0021-9258 Subjects--Topical Terms: Amino Acids--analysisAnimalsAnimals, NewbornArginine--analysisBiological AssayCarboxypeptidasesChromatography, DEAE-CelluloseChromatography, GelEvaluation Studies as TopicEyelids--drug effectsGrowth Substances--analysisLeucine--analysisMaleMethodsMicePeptides--analysisSkin--drug effectsSubmandibular Gland--analysisUltrafiltration