Article
Article
Androgen
Article By:
Schmidt, Thomas J. Department of Physiology and Biophysics, University of Iowa, Iowa City, Iowa.
Last reviewed:May 2021
DOI:https://doi.org/10.1036/1097-8542.033400
Show previous versions
- Androgens, published June 2014:Download PDF
Get Adobe Acrobat Reader
A class of steroid hormones produced in the testes and adrenal cortex that act to regulate masculine secondary sexual characteristics. The major naturally occurring androgens, such as testosterone, are C-19 steroids (that is, they each contain 19 carbon atoms) with a hydroxyl or ketone group at the C-3 and C-17 positions (see the chemical structure of testosterone in Fig. 1). See also: Adrenal gland; Hormone; Steroid; Testis
The content above is only an excerpt.
About AccessScience
AccessScience provides the most accurate and trustworthy scientific information available.
Recognized as an award-winning gateway to scientific knowledge, AccessScience is an amazing online resource that contains high-quality reference material written specifically for students. Contributors include more than 10,000 highly qualified scientists and 46 Nobel Prize winners.
MORE THAN 8700 articles covering all major scientific disciplines and encompassing the McGraw-Hill Encyclopedia of Science & Technology and McGraw-Hill Yearbook of Science & Technology
115,000-PLUS definitions from the McGraw-Hill Dictionary of Scientific and Technical Terms
3000 biographies of notable scientific figures
MORE THAN 19,000 downloadable images and animations illustrating key topics
ENGAGING VIDEOS highlighting the life and work of award-winning scientists
SUGGESTIONS FOR FURTHER STUDY and additional readings to guide students to deeper understanding and research
LINKS TO CITABLE LITERATURE help students expand their knowledge using primary sources of information
