粪卟啉原：每个吡咯环都有一个甲基和一个丙酸基侧链的卟啉原；其Ⅲ型异构体为尿卟啉原Ⅲ脱羧后形成，是生物合成血红素的中间体- glucuronyl transferase
- glue
- Glugea
- Gluge's corpuscles
- glutamate
- glutamate decarboxylase
- glutamate dehydrogenase
- glutamate formiminotransferase
- glutamic acid
- glutamic-oxaloacetic transaminase(GOT)
- glutamic-pyruvic transaminase(GPT)
- glutaminase
- glutamine
- glutaminyl
- glutaminyl-peptide-γ-glutamyltransferase
- glutamyl
- glutamyl transpeptidase
- glutaral
- glutaraldehyde
- glutargin
- glutaric acid
- glutathione
- glutathione (GSH) synthetase deficiency
- glutathionemia
- glutathione peroxidase