It’s known in the scientific community that elevated temperature isn’t favourable for sperm production, hence why the testes hang outside of the body.
Utilising this knowledge, prior research focused on “intense heating of nanomaterials” that were injected into the testes as a form of birth control.
This approach tended to be painful and damaging to the skin; plus, the nano materials weren’t biodegradable.
As with any research area, trial and error is to be expected, which moved Weihua Ding, Fei Sun and their colleagues on to a better technique.
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