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Anti-hCG vaccines are in clinical trials
1National Institute of Immunology, New Delhi, India.
Abstract:
Two vaccines inducing antibodies against human chorionic gonadotropin (hCG) have completed Phase I clinical trials, indicating the reversibility and safety of these vaccines. One is currently in Phase II efficacy trials in women in three major centres in India. The available data suggest that the vaccine prevents pregnancy above antibody titres of 50 ng/ml hCG bioneutralization capacity.
Keywords:
AntibodiesAntigen-antibody ReactionsBiologyCancerClinical ResearchClinical TrialsContraceptionContraception ResearchContraception, ImmunologicalContraceptive Mode Of ActionDiseasesEndocrine SystemFamily PlanningGonadotropinsGonadotropins, ChorionicGonadotropins, PituitaryHiv InfectionsHormonesImmunityImmunologic FactorsImplantation SuppressionLuteinizing HormoneNeoplasmsPhysiologyResearch MethodologyVaccinesViral Diseases