Crossref journal-article
American Association for the Advancement of Science (AAAS)
Science (221)
Abstract

The importance of adenyl cyclase and adenosine 3′,5′-monophosphate in the induction of tyrosine aminotransferase by adrenocorticosteroids has been tested in HTC cells derived from a rat hepatoma and grown in tissue culture. Adrenocorticosteroids cause a 10- to 15-fold increase in the rate of synthesis of tyrosine aminotransferase in these cells. Under various experimental conditions, with or without glucocorticoids, neither adenyl cyclase nor cyclic adenosine monophosphate could be detected in HTC cells. In addition, neither the cyclic nucleotide nor N 6 , O 2 ′-dibutyryl cyclic adenosine monophosphate caused increased activity of the transaminase in HTC cells. We conclude that induction of tyrosine aminotransferase by glucocorticoids is not mediated by the adenyl cyclase-cyclic adenosine monophosphate system.

Bibliography

Granner, D., Chase, L. R., Aurbach, G. D., & Tomkins, G. M. (1968). Tyrosine Aminotransferase: Enzyme Induction Independent of Adenosine 3′,5′-Monophosphate. Science, 162(3857), 1018–1020.

Authors 4
  1. D. Granner (first)
  2. L. R. Chase (additional)
  3. G. D. Aurbach (additional)
  4. G. M. Tomkins (additional)
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Dates
Type When
Created 18 years, 10 months ago (Oct. 5, 2006, 7:50 a.m.)
Deposited 1 year, 7 months ago (Jan. 11, 2024, 4:34 a.m.)
Indexed 12 hours, 19 minutes ago (Sept. 4, 2025, 10:23 a.m.)
Issued 56 years, 9 months ago (Nov. 29, 1968)
Published 56 years, 9 months ago (Nov. 29, 1968)
Published Print 56 years, 9 months ago (Nov. 29, 1968)
Funders 0

None

@article{Granner_1968, title={Tyrosine Aminotransferase: Enzyme Induction Independent of Adenosine 3′,5′-Monophosphate}, volume={162}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.162.3857.1018}, DOI={10.1126/science.162.3857.1018}, number={3857}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={Granner, D. and Chase, L. R. and Aurbach, G. D. and Tomkins, G. M.}, year={1968}, month=nov, pages={1018–1020} }