[di:ˌspisifiˈkeiʃən]
去种特异性作用：使治疗用的异种抗血清的抗原性降低，如用胃蛋白酶处理，除去免疫球蛋白分子的Fc抗原区，剩下的F(ab)2断片含有每个免疫球蛋白分子的两个抗原结合区- pyroglutamate hydrolase
- pyroglutamic acid
- pyrolagnia
- pyroligneous
- pyrolusite
- pyrolysis
- pyromania
- pyrometer
- pyrone
- Pyronil
- pyronine
- pyroninophilia
- pyronyxis
- pyrophobia
- pyrophosphatase
- pyrophosphate
- pyrophosphokinase
- pyrophosphoric acid
- pyrophosphotransferase
- Pyroplasma
- pyropuncture
- pyroscope
- pyrosis
- Pyrosoma
- pyrotic