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Proceedings of the National Academy of Sciences of the United States of America|February 1, 1978
Characterization of pro-opiocortin, a precursor to opioid peptides and corticotropinM Rubinstein, S Stein, S Udenfriend
Proceedings of the National Academy of Sciences of the United States of America|November 1, 1977
Isolation and characterization of the opioid peptides from rat pituitary: beta-endorphinM Rubinstein, S Stein, S Udenfriend
Proceedings of the National Academy of Sciences of the United States of America|July 1, 1977
Isolation and characterization of the opioid peptides from rat pituitary: beta-lipotropinM Rubinstein, S Stein, L D Gerber, et al.
Brain Research|July 28, 1978
Binding assay for opioid peptides with neuroblastoma x glioma hybrid cells: specificity of the receptor siteL D Gerber, S Stein, M Rubinstein, et al.
Proceedings of the National Academy of Sciences of the United States of America|August 1, 1978
High molecular weight opioid-containing proteins in striatumR V Lewis, S Stein, L D Gerber, et al.
Proceedings of the National Academy of Sciences of the United States of America|April 1, 1979
Purification to homogeneity of camel pituitary pro-opiocortin, the common precursor of opioid peptides and corticotropinS Kimura, R V Lewis, L D Gerber, et al.
International Journal of Peptide and Protein Research|May 1, 1979
Separation of opioid peptides utilizing high performance liquid chromatographyR V Lewis, S Stein, S Udenfriend
Proceedings of the National Academy of Sciences of the United States of America|December 1, 1980
Release of enkephalins and enkephalin-containing polypeptides from perfused beef adrenal glandsD L Kilpatrick, R V Lewis, S Stein, et al.
Proceedings of the National Academy of Sciences of the United States of America|April 1, 1976
Fluorometric assay of vasopressin and oxytocin: a general approach to the assay of peptides in tissuesK A Gruber, S Stein, L Brink, et al.
Science (New York, N.Y.)|November 24, 1972
Fluorescamine: a reagent for assay of amino acids, peptides, proteins, and primary amines in the picomole rangeS Udenfriend, S Stein, P Böhlen, et al.
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