Whenever an immune response is provoked, there is some risk of autoimmunity. Therefore,<unk>  trials typically check for signs of autoimmune disease. One concern with zona pellucida vaccination, in particular, is that in certain cases it appears to be correlated with ovarian pathogenesis. However, ovarian disease has not been observed in every trial of zona pellucida vaccination, and when observed, has not always been irreversible.
Immunocontraception
Cardioprotection
Neuroprotection
Hepatoprotection
Nociception
Ovulation induction
Immunostimulant
Digestion