[1] Publicover, S., Harper, C.V. and Barratt, C. (2007) [Ca2+]i Signalling in Sperm—Making the Most of What You’ve Got. Nature Cell Biology, 9, 235-242.
http://dx.doi.org/10.1038/ncb0307-235
[2] Florman, H.M., Jungnickel, M.K. and Sutton, K.A. (2008) Regulating the Acrosome Reaction. International Journal of Developmental Biology, 52, 503-510.
http://dx.doi.org/10.1387/ijdb.082696hf
[3] Ren, D. (2011) Calcium Signaling in Sperm: Help from Prostasomes. Science Signaling, 4, pe27.
http://dx.doi.org/10.1126/scisignal.2002102
[4] Baldia, E., Luconi, M., Bonaccorsi, L., Maggi, M., Francavilla, S., Gabriele, A., et al. (1999) Nongenomic Progesterone Receptor on Human Spermatozoa: Biochemical Aspects and Clinical Implications. Steroids, 64, 143-148.
http://dx.doi.org/10.1016/S0039-128X(98)00100-7
[5] Espino, J., Mediero, M., Lozano, G.M., Bejarano, I., Ortiz, á., García, J.F., et al. (2009) Reduced Levels of Intracellular Calcium Releasing in Spermatozoa from Asthenozoospermic Patients. Reproductive Biology and Endocrinology, 7, 11.
http://dx.doi.org/10.1186/1477-7827-7-11
[6] Costello, S., Michelangeli, F., Nash, K., Lefievre, L., Morris, J., Machado-Oliveira, G., et al. (2009) Ca2+-Stores in Sperm: Their Identities and Functions. Reproduction, 138, 425-437.
http://dx.doi.org/10.1530/REP-09-0134
[7] Jimenez-Gonzalez, C., Michelangeli, F., Harper, C., Barratt, C. and Publicover, S. (2006) Calcium Signalling in Human Spermatozoa: A Specialized “Toolkit” of Channels, Transporters and Stores. Human Reproduction Update, 12, 253-267.
http://dx.doi.org/10.1093/humupd/dmi050
[8] Kirkman-Brown, J.C., Punt, E.L., Barratt, C.L. and Publicover, S.J. (2002) Zona Pellucida and Progesterone-Induced Ca2+ Signaling and Acrosome Reaction in Human Spermatozoa. Journal of Andrology, 23, 306-315.
[9] Krausz, C., Bonaccorsi, L., Luconi, M., Fuzzi, B., Criscuoli, L., Pellegrini, S., et al. (1995) Intracellular Calcium Increase and Acrosome Reaction in Response to Progesterone in Human Spermatozoa Are Correlated with In-Vitro Fertilization. Human Reproduction, 10, 120-124.
http://dx.doi.org/10.1093/humrep/10.1.120
[10] Suarez, S.S. (2008) Control of Hyperactivation in Sperm. Human Reproduction Update, 14, 647-657.
http://dx.doi.org/10.1093/humupd/dmn029
[11] Baldi, E., Luconi, M., Muratori, M., Marchiani, S., Tamburrino, L. and Forti, G. (2009) Nongenomic Activation of Spermatozoa by Steroid Hormones: Facts and Fictions. Molecular and Cellular Endocrinology, 308, 39-46.
http://dx.doi.org/10.1016/j.mce.2009.02.006
[12] Yanagimachi, R. (1994) Fertility of Mammalian Spermatozoa: Its Development and Relativity. Zygote, 2, 371-372.
http://dx.doi.org/10.1017/S0967199400002240
[13] Darszon, A., Acevedo, J.J., Galindo, B.E., Hernández-González, E.O., Nishigaki, T., Trevino, C.L., et al. (2006) Sperm Channel Diversity and Functional Multiplicity. Reproduction, 131, 977-988.
http://dx.doi.org/10.1530/rep.1.00612
[14] Navarro, B., Kirichok, Y. and Clapham, D.E. (2007) KSper, a pH-Sensitive K+ Current that Controls Sperm Membrane Potential. Proceedings of the National Academy of Sciences of the United States of America, 104, 7688-7692.
http://dx.doi.org/10.1073/pnas.0702018104
[15] Nixon, B., Bielanowicz, A., Anderson, A.L., Walsh, A., Hall, T., Mccloghry, A. and Aitken, R.J. (2010) Elucidation of the Signaling Pathways that Underpin Capacitation-Associated Surface Phosphotyrosine Expression in Mouse Spermatozoa. Journal of Cellular Physiology, 224, 71-83.
[16] Visconti, P.E. and Kopf, G.S. (1998) Regulation of Protein Phosphorylation during Sperm Capacitation. Biology of Reproduction, 59, 1-6.
http://dx.doi.org/10.1095/biolreprod59.1.1
[17] Marquez, B. and Suarez, S.S. (2007) Bovine Sperm Hyperactivation Is Promoted by Alkaline-Stimulated Ca2+ Influx. Biology of Reproduction, 76, 660-665.
http://dx.doi.org/10.1095/biolreprod.106.055038
[18] Fraire-Zamora, J.J. and González-Martínez, M.T. (2004) Effect of Intracellular pH on Depolarization-Evoked Calcium Influx in Human Sperm. American Journal of Physiology-Cell Physiology, 287, C1688-C1696.
http://dx.doi.org/10.1152/ajpcell.00141.2004
[19] Lishko, P.V. and Kirichok, Y. (2010) The Role of Hv1 and CatSper Channels in Sperm Activation. The Journal of Physiology, 588, 4667-4672.
http://dx.doi.org/10.1113/jphysiol.2010.194142
[20] Bock, G. and Marsh, J. (1988) Proton Passage across Cell Membranes. Symposium on Proton Passage across Cell Membranes, CIBA Foundation, London, 9-11 February 1988.
[21] Shapiro, B.M. (1987) The Existential Decision of a Sperm. Cell, 49, 293-294.
http://dx.doi.org/10.1016/0092-8674(87)90276-5
[22] Meizel, S. and Deamer, D.W. (1978) The pH of the Hamster Sperm Acrosome. Journal of Histochemistry & Cytochemistry, 26, 98-105.
[23] Vredenburgh-Wilberg, W. and Parrish, J. (1995) Intracellular pH of Bovine Sperm Increases during Capacitation. Molecular Reproduction and Development, 40, 490-502.
http://dx.doi.org/10.1002/mrd.1080400413
[24] Cook, S.P. and Babcock, D.F. (1993) Activation of Ca2+ Permeability by cAMP Is Coordinated through the pHi Increase Induced by Speract. Journal of Biological Chemistry, 268, 22408-22413.
[25] Darszon, A., Beltrán, C., Felix, R., Nishigaki, T. and Trevino, C.L. (2001) Ion Transport in Sperm Signaling. Developmental Biology, 240, 1-14.
http://dx.doi.org/10.1006/dbio.2001.0387
[26] Wennemuth, G., Westenbroek, R.E., Xu, T., Hille, B. and Babcock, D.F. (2000) CaV2.2 and CaV2.3 (N- and R-Type) Ca2+ Channels in Depolarization-Evoked Entry of Ca2+ into Mouse Sperm. Journal of Biological Chemistry, 275, 21210-21217.
http://dx.doi.org/10.1074/jbc.M002068200
[27] Haugland, R.P. (2002) Handbook of Fluorescent Probes and Research Products. Molecular Probes, Eugene.
[28] Xia, J., Reigada, D., Mitchell, C.H. and Ren, D. (2007) CATSPER Channel-Mediated Ca2+ Entry into Mouse Sperm Triggers a Tail-to-Head Propagation. Biology of Reproduction, 77, 551-559.
http://dx.doi.org/10.1095/biolreprod.107.061358
[29] Nash, K., Lefievre, L., Peralta-Arias, R., Morris, J., Morales-Garcia, A., Connolly, T., et al. (2010) Techniques for Imaging Ca2+ Signaling in Human Sperm. Journal of Visualized Experiments: JoVE.
[30] Santi, C.M., Martínez-López, P., de la Vega-Beltrán, J.L., Butler, A., Alisio, A., Darszon, A., et al. (2010) The SLO3 Sperm-Specific Potassium Channel Plays a Vital Role in Male Fertility. FEBS Letters, 584, 1041-1046.
http://dx.doi.org/10.1016/j.febslet.2010.02.005
[31] Zeng, X.H., Yang, C., Kim, S.T., Lingle, C.J. and Xia, X.M. (2011) Deletion of the Slo3 Gene Abolishes Alkalization-Activated K+ Current in Mouse Spermatozoa. Proceedings of the National Academy of Sciences of the United States of America, 108, 5879-5884.
http://dx.doi.org/10.1073/pnas.1100240108