2022
3D structure and in situ arrangements of CatSper channel in the sperm flagellum
Zhao Y, Wang H, Wiesehoefer C, Shah NB, Reetz E, Hwang JY, Huang X, Wang TE, Lishko PV, Davies KM, Wennemuth G, Nicastro D, Chung JJ. 3D structure and in situ arrangements of CatSper channel in the sperm flagellum. Nature Communications 2022, 13: 3439. PMID: 35715406, PMCID: PMC9205950, DOI: 10.1038/s41467-022-31050-8.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalciumCalcium ChannelsCell MembraneMaleMammalsMiceSperm MotilitySperm TailSpermatozoaConceptsCatSper complexSperm flagellaCryo-electron tomographyHigher-order organizationMammalian spermIntracellular domainStructural basisExtracellular domainTetrameric channelChannel CatSperSuccessful fertilizationFlagellar movementCatSper channelsChannel poreSitu mapSitu arrangementHuman sperm flagellumPrimary Ca2CatSperDimer formationFlagellaCentral roleSpermAtomic modelSperm motilityC2cd6-encoded CatSperτ targets sperm calcium channel to Ca2+ signaling domains in the flagellar membrane
Hwang JY, Wang H, Lu Y, Ikawa M, Chung JJ. C2cd6-encoded CatSperτ targets sperm calcium channel to Ca2+ signaling domains in the flagellar membrane. Cell Reports 2022, 38: 110226. PMID: 34998468, PMCID: PMC8857959, DOI: 10.1016/j.celrep.2021.110226.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcium ChannelsCalcium SignalingFlagellaMaleMiceProtein TransportSperm MotilitySpermatozoaConceptsFlagellar membraneFlagellar membrane targetingC2 domain proteinsCatSper channelsCatSper channel complexMammalian sperm cellsSperm hyperactivated motilityMale fertilityMembrane targetingTrafficking machineryDomain proteinsLoss of functionHyperactivated motilitySpatiotemporal CaChannel assemblyMolecular mechanismsSperm cellsChannel complexFlagellaMotilityC2CD6MembraneCalcium channelsMachineryProtein
2019
A novel copy number variation in CATSPER2 causes idiopathic male infertility with normal semen parameters
Luo T, Chen H, Zou Q, Wang T, Cheng Y, Wang H, Wang F, Jin Z, Chen Y, Weng S, Zeng X. A novel copy number variation in CATSPER2 causes idiopathic male infertility with normal semen parameters. Human Reproduction 2019, 34: 414-423. PMID: 30629171, DOI: 10.1093/humrep/dey377.Peer-Reviewed Original ResearchConceptsIdiopathic male infertilityNormal semen parametersWhole-cell patch-clamp techniqueMale infertilityPatch-clamp techniqueSemen parametersCatSper currentsIdiopathic infertilitySTUDY FUNDING/COMPETINGGenetic abnormalitiesCatSper genesChild Health HospitalReproductive medical centerNovel copy number variationsPARTICIPANTS/MATERIALSROLE OF CHANCEHuman male infertilityHealthy male donorsCopy number variationsHuman CatSperPrinciple Ca2Progesterone responseCase reportProvincial MaternalHealth Hospital
2017
Exposure to Cadmium Impairs Sperm Functions by Reducing CatSper in Mice
Wang H, Chang M, Peng T, Yang Y, Li N, Luo T, Cheng Y, Zhou M, Zeng X, Zheng L. Exposure to Cadmium Impairs Sperm Functions by Reducing CatSper in Mice. Cellular Physiology And Biochemistry 2017, 42: 44-54. PMID: 28554186, DOI: 10.1159/000477113.Peer-Reviewed Original ResearchConceptsAdult male C57BL/6 miceMale C57BL/6 miceImpair sperm functionAcute cadmium exposureSperm functionSperm-specific Ca2C57BL/6 miceReproductive toxicityCadmium exposureWestern blottingDifferent dosesSperm dysfunctionExpression levelsEnvironmental heavy metalsToxic effectsMiceEndocrine disruptorsCatSperSperm motilityMouse spermatozoaSpecific roleToxicityExposureMotilityDysfunction
2016
Diethylstilbestrol activates CatSper and disturbs progesterone actions in human spermatozoa
Zou Q, Peng Z, Zhao Q, Chen H, Cheng Y, Liu Q, He Y, Weng S, Wang H, Wang T, Zheng L, Luo T. Diethylstilbestrol activates CatSper and disturbs progesterone actions in human spermatozoa. Human Reproduction 2016, 32: 290-298. PMID: 28031325, DOI: 10.1093/humrep/dew332.Peer-Reviewed Original ResearchConceptsNon-genomic mannerProgesterone actionHuman sperm functionEndocrine-disrupting chemicalsSperm intracellular calcium concentrationsWhole-cell patch-clamp techniqueSperm functionHuman spermatozoaPARTICIPANTS/MATERIALSHuman sperm penetrationIndicator Fluo-4 AMIntracellular calcium concentrationROLE OF CHANCEAcrosome reactionEffects of diethylstilbestrolPatch-clamp techniqueFluo-4 AMFemale reproductive tract fluidsMale reproductive systemTyrosine phosphorylationReproductive tract fluidsDES exposurePostnatal exposureEstrogenic endocrine disruptorsAbility of spermBisphenol A Impairs Mature Sperm Functions by a CatSper-Relevant Mechanism
Wang H, Liu M, Li N, Luo T, Zheng L, Zeng X. Bisphenol A Impairs Mature Sperm Functions by a CatSper-Relevant Mechanism. Toxicological Sciences 2016, 152: 145-154. PMID: 27125968, DOI: 10.1093/toxsci/kfw070.Peer-Reviewed Original ResearchConceptsToxicity of BPANormal mouse spermSperm functionMature sperm functionVivo administrationEndocrine-disrupting chemicalsWestern blotDifferent dosesSignificant decreaseSperm total motilitySignificant reductionBisphenol AMiceSperm motilityMouse spermMouse spermatozoaMotilityCatSperTotal motilityToxicityMatrine compromises mouse sperm functions by a [Ca2+]i-related mechanism
Luo T, Zou Q, He Y, Wang H, Wang T, Liu M, Chen Y, Wang B. Matrine compromises mouse sperm functions by a [Ca2+]i-related mechanism. Reproductive Toxicology 2016, 60: 69-75. PMID: 26867864, DOI: 10.1016/j.reprotox.2016.02.003.Peer-Reviewed Original ResearchConceptsMouse sperm functionSperm functionDaily dosesIntraperitoneal injectionMale miceSperm countTestis weightReproductive toxicityMiceChinese medicineCatSper channelsMatrineProgressive motilityAcrosome reactionKey regulatorMouse spermTotal motilitySperm viabilityGene expressionTestis sizeMotilitySpermDoses
2013
Sperm-specific ion channels: targets holding the most potential for male contraceptives in development
Zheng L, Wang H, Li B, Zeng X. Sperm-specific ion channels: targets holding the most potential for male contraceptives in development. Contraception 2013, 88: 485-491. PMID: 23845210, DOI: 10.1016/j.contraception.2013.06.002.Peer-Reviewed Original ResearchMeSH KeywordsAnoctamin-1Calcium ChannelsChloride Channel AgonistsChloride ChannelsContraceptive Agents, MaleDrugs, InvestigationalHumansIon ChannelsLarge-Conductance Calcium-Activated Potassium Channel alpha SubunitsLarge-Conductance Calcium-Activated Potassium ChannelsMaleMembrane ProteinsNeoplasm ProteinsOrgan SpecificityPotassium Channels, Voltage-GatedProtein SubunitsSignal TransductionSpermatozoa