Salmon Calcitonin-Like Immunoactivity in Extracts of Tetrahymena Pyriformis

L. J. Deftos; D. LeRoith; J. Shiloach; J. Roth

doi:10.1055/s-2007-1013457

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Horm Metab Res 1985; 17(2): 82-85
DOI: 10.1055/s-2007-1013457

ORIGINALS

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© Georg Thieme Verlag, Stuttgart · New York

Salmon Calcitonin-Like Immunoactivity in Extracts of Tetrahymena Pyriformis

L. J. Deftos¹ , D. LeRoith, J. Shiloach, J. Roth

¹Endocrine Section, University of California and San Diego V.A. Medical Center, La Jolla, California, U.S.A
Diabetes Branch, NIADDK, Bethesda, Maryland, U.S.A.

Further Information

Publication History

1983

1983

Publication Date:
14 March 2008 (online)

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Summary

Acid extracts of Tetrahymena pyriformis, a ciliated protozoan grown in defined medium revealed the presence of materials with salmon-type calcitonin immunoactivity. These findings add support to earlier reports of the presence of materials closely resembling vertebrate peptide hormones in unicellular microbes.

Key-Words:

Salmon-Calcitonin - Tetrahymena Pyriformis - Evolution