A dysfunctional protein can result in sperm with shorter tails and limited swimming ability, researchers say.
The new insights into sperm swimming skills shed light on male infertility, which affects one in 20 men, and could provide a new avenue to the development of a male contraceptive pill.
“The mutations in the RABL2 gene are very likely to cause infertility,” says Monash University Professor Moira O’Bryan.
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