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How can I activate my sperm cell?

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Open access•Journal Article•DOI Selective activation of Gi1 and Gi2 in mouse sperm by the zona pellucida, the egg's extracellular matrix. Cynthia R. Ward, Bayard T. Storey, Gregory S. Kopf - Show less +2 more 06 May 1994-Journal of Biological Chemistry 70 Citations	These data demonstrate that the egg's extracellular matrix has the ability to activate selectively sperm membrane Gi subtypes.
Book Chapter•DOI Microscale Integrated Sperm Sorter Yaokuang Chung, Xiaoyue Zhu, Wei Gu, Gary D. Smith, Shuichi Takayama - Show less +4 more 01 Jan 2006-Methods of Molecular Biology 22 Citations	This self-contained device can separate motile sperm from nonmotile sperm and other cellular debris.
Open access•Journal Article•DOI Functional significance of the cell volume for detecting sperm membrane changes and predicting freezability in dog semen. Anna M. Petrunkina, Barbara Gröpper, Anne-Rose Günzel-Apel, Edda Töpfer-Petersen - Show less +3 more 01 Dec 2004-Reproduction 47 Citations	The detection of changes in the sperm plasma membrane by monitoring the sperm cell volume represents a simple, rapid and sensitive method to estimate sperm quality after the cryopreservation procedure.
Open access•Journal Article•DOI Effect of sperm penetration in vitro on completion of first meiosis by bovine oocytes arrested at various stages in culture. R.C. Chian, K Niwa, H Nakahara - Show less +2 more 01 Sep 1992-Reproduction 31 Citations	These results indicate that oocytes at metaphase I at and after sperm penetration are stimulated by sperm penetration to complete maturation.
Journal Article•DOI Separation of sperm and epithelial cells in a microfabricated device: Potential application to forensic analysis of sexual assault evidence Katie M. Horsman, Susan L. R. Barker, Jerome P. Ferrance, Kymberly A. Forrest, Katherine A. Koen, James P. Landers - Show less +5 more 01 Feb 2005-Analytical Chemistry 112 Citations	As a result, low flow rates can be used to separate the sperm cells from the epithelial cell-containing biological mixture.

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What can help increase sperm count?5 answersExercise has been found to have a positive effect on sperm count in sedentary adult males, but no significant decrease in sperm count was observed in athletes. Traditional medicines obtained from natural resources, including various medicinal plant extracts, have been used for the treatment of sexual dysfunctions and have shown potential in increasing sperm count. Additionally, an orally administered agent containing Decursin and Decursinol angelate has been developed to increase sperm count and improve sexual function. Furthermore, a composition comprising Withania somnifera extract has been identified as a potential method for increasing male sperm count.

How do prophages activate?4 answersProphages can be activated through various mechanisms. One approach is prophage induction therapy, where disruption of the CI repressor-operator interaction with a small molecule leads to the activation of the lytic phase in prophages. Another method is through the use of software tools like PropagAtE, which uses statistical analyses of prophage-to-host read coverage ratios to estimate if a prophage is in the lytic or lysogenic stage. Additionally, prophages can be activated by oxidative stress, as demonstrated in Salmonella food isolates. CRISPR interference (CRISPRi) has also been shown to induce prophages by transcriptional silencing of the prophage repressor. These different mechanisms of prophage activation contribute to our understanding of how prophages can transition from the dormant lysogenic stage to the active lytic stage.

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