Composed of a group of cyclic organic compounds with an arrangement of 17 carbon atoms in a fourring structure.
Cyclopentanoperhydrophenanthrene
Cyclopentanoperhydrophenanthrene
Development and control of () in humans
reproductive tract
the most potent estrogen in humans.
Estradiol
the principal pregestational hormone whose function is to prepare the uterus for the reception and development of the fertilized ovum.
Progesterone
the principal androgen.
Testosterone
() of insects
Molting
Induction of () in aquatic fungi
sexual reproduction
Molting of insects
Ecdysone
Induction of sexual reproduction in aquatic fungi
Antheridio
Cardiotonics
Digitoxins
Vitamin D precurors
Ergosterol
Oral contraceptive agents
- Semisynthetic estrogens and progestins
Anti-inflammatory agents
Corticosteroids
Anabolic agents
Androgens
s the process of converting simple substances into a more complex compound.
Anabolic
Steroids are formed biosynthetically from
sopentenyl pyrophosphate.
is an intermediate in steroid biosynthesis.
Triterpernoid squalene
Acetate to
Mevalonate –
Acetate – Mevalonate – to
– Isopentenyl pyrophosphate