CONCENTRATION OF CORTICOTROPHIN BY PERCOLATION
- 1 April 1961
- journal article
- research article
- Published by Canadian Science Publishing in Canadian Journal of Biochemistry and Physiology
- Vol. 39 (4) , 653-658
- https://doi.org/10.1139/o61-065
Abstract
Percolation of commercial anterior pituitary powder with decreasing concentrations of ethanol (95 → 70%) and increasing concentrations of acetic acid (0 → 0.5 M) yielded a peak of corticotrophin activity with 70% ethanol containing 0.5 M acetic acid. The material assayed at about 14 units/mg peptide. Further purification by curtain electrophoresis yielded a preparation with 21 units/mg peptide.Keywords
This publication has 7 references indexed in Scilit:
- STEROIDOGENIC ACTIVITIES OF PURIFIED α, β, γδ,-CORTICOTROPINS AND PEPSIN DEGRADATION PRODUCTS OF β-CORTICOTROPIN1Endocrinology, 1960
- EXTRACTION OF THYROTROPHIN FROM PITUITARY GLANDS, MOUSE PITUITARY TUMORS, AND BLOOD PLASMA BY PERCOLATIONEndocrinology, 1959
- Studies with Corticotropin. II. Pepsin Degradation of β-CorticotropinJournal of the American Chemical Society, 1956
- IN VITRO BIOASSAY OF CORTICOTROPIN: MODIFICATION AND STATISTICAL TREATMENTEndocrinology, 1955
- PROTEIN MEASUREMENT WITH THE FOLIN PHENOL REAGENTJournal of Biological Chemistry, 1951