PROF. K.SEDDON & DR. T.EVANS, QUEEN'S UNIVERSITY BELFAST / SCIENCE PHOTO LIBRARY PROF. K.SEDDON & DR. T.EVANS, QUEEN'S UNIVERSITY BELFAST / SCIENCE PHOTO LIBRARY
Testosterone. Computer artwork of a molecule of the male sex hormone testosterone (chemical formula: C19.H28.O2). Also known as 17beta-hydroxy -4-androsten-3-one. Atoms are depicted as spheres and are colour-coded: carbon (blue), hydrogen (green), oxygen (pink). Testosterone is the main human androgen, the class of steroid hormones responsible for causing the development of male reproductive organs and secondary sex character- istics. It is mainly produced in the testes. Testosterone may be used in hormone replacement therapy to treat delayed puberty in boys, some types of impotence, and breast cancer in women.
Model release not required. Property release not required.