[pri:ˈhɔ:məun]
前激素，激素原：生物合成的，常是内分泌腺的激素前体- isotransplant
- isotransplantation
- isotretinoin
- Isotricha
- isotrimorphism
- isotrimorphous
- isotron
- isotropic
- isotropy
- isotype
- isotypic
- isouretin
- isovaleric acid
- isovaleric acid CoA dehydrogenase deficiency
- isovaleryl CoA dehydogenase
- isoxepac
- isoxicam
- isoxsuprine hydrochloride
- isozyme
- issue
- IST
- isthmectomy
- isthmi
- isthmian
- isthmic