OvuleFertilizationFertilization in VitroSpermatozoaSperm-Ovum InteractionsOvumOocytesFlowersEmbryo TransferPollen TubeSeedsZygoteZona PellucidaApomixisPollenSperm Injections, IntracytoplasmicSperm MotilityPregnancySea UrchinsPregnancy RateAcrosomeGene Expression Regulation, PlantArabidopsisCleavage Stage, OvumArabidopsis ProteinsAcrosome ReactionFertilizersSperm CapacitationInfertility, FemaleEmbryonic DevelopmentCryopreservationReproductionBlastocystFertilityOvulation InductionCotton FiberGossypiumPollinationInfertility, MaleInfertilityEgg ProteinsMicroinjectionsAngiospermsHostaEmbryo ImplantationBauhiniaVitelline MembraneMeiosisEmbryonic and Fetal DevelopmentGerm Cells, PlantParthenogenesisAGAMOUS Protein, ArabidopsisPlant ProteinsSperm HeadGametogenesis, PlantPregnancy OutcomeSemen PreservationOocyte RetrievalOogenesisInsemination, ArtificialFollicular FluidReproductive TechniquesUrochordataStarfishEmbryo, MammalianGene Expression Regulation, DevelopmentalFallopian TubesRanunculaceaePseudotsugaMADS Domain ProteinsOvarian FollicleEndospermMicroscopy, Electron, ScanningPlant StructuresPlants, Genetically ModifiedMenotropinsOvulationChorionic GonadotropinSemenGametogenesisOocyte DonationCumulus CellsAcrosinReproductive Techniques, AssistedPlant InfertilityEmbryo Culture TechniquesSperm CountFruitRNA, PlantSperm TransportInseminationEchinodermataAsteraceaeDNA, PlantMolecular Sequence DataSuperovulationIn Vitro Oocyte Maturation TechniquesOvaryLive BirthPlant Physiological Phenomena