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Tuesday, February 14, 2023


In a mouse research, researchers funded by the National Institutes of Overall health have determined a possible non-hormonal contraceptive that men could consider soon just before sexual action and have fertility restored the future day. Scientists gave male mice a compound that briefly disables soluble adenylyl cyclase, the enzyme critical for activating a sperm cell’s ability to swim and mature so that it can journey by the feminine reproductive tract and fertilize an egg.

In several exams, the researchers confirmed that the compound TDI-11861 rendered mouse sperm cells immobile and prevented them from maturing. The compounds did not interfere with the animals’ sexual functioning. Whilst male mice mated with females, no pregnancies had been noticed. Sperm recovered from feminine mice remained incapacitated. The authors did not observe any aspect consequences in the male or feminine mice. The compound wore off a few hrs afterwards, and males recovered their fertility.

The research was conducted by Melanie Balbach, Ph.D., a postdoctoral fellow in the laboratories of coauthors Jochen Buck, Ph.D., and Lonnie Levin, Ph.D., at Weill Cornell Health care Higher education, New York City, and colleagues. It seems in Mother nature Communications. Funding was furnished by NIH’s Eunice Kennedy Shriver Nationwide Institute of Child Health and fitness and Human Improvement, Countrywide Institute on Ageing, and Countrywide Most cancers Institute.

The researchers say their do the job gives evidence of concept that soluble adenylyl cyclase inhibitors have the probable to present a protected, on-demand, non-hormonal and reversible oral contraceptive for adult men.


Christopher C. Lindsey, Ph.D., a application formal in the NICHD Contraception Investigate Branch, is readily available for remark.


Balbach, M. Research Letter: On-demand from customers male contraception by means of acute inhibition of soluble adenylyl cyclase. Nature Communications.2022.

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