释义 |
decapacitation Physiol.|diːkəpæsɪˈteɪʃən| [f. de- II. 1 + capacitation b.] The process of removing the effects of capacitation; the action of decapacitating a spermatozoon.
1961Federation Proc. XX. i. i. 418/2 (heading) A study of the decapacitation factor present in rabbit seminal plasma. 1969New Scientist 31 July 234/1 Such sperm were said to have suffered decapacitation. 1970Nature 11 July 182/2 To determine whether these compounds would behave like ‘decapacitation factor’ from seminal plasma, that is whether they would be absorbed by sperm and reverse the capacitated state, the following experiment was carried out. So decaˈpacitate v. trans., to deprive (a spermatozoon) of its ability to penetrate the zona pellucida of the ovum which it gains by capacitation; decaˈpacitated ppl. a.
1964T. Mann Biochem. Semen (ed. 2) ii. 32 There is some evidence..that capacitated rabbit spermatozoa brought in contact with seminal plasma can be de-capacitated. 1970Nature 11 July 182/2 We cannot say whether recapacitation represents the recovery of activity by decapacitated spermatozoa, or the activation of sperm not capacitated in the first place. |