Taste Proteins in Mature Sperm (IMAGE)

Monell Chemical Senses Center

Taste Proteins in Mature Sperm

Caption

This is a fluorescent image of mouse testicular tubule showing gustducin protein expression (red) in mature sperm. Gustducin -- made of GNAT3 and other subunits -- and the sweet/umami taste receptor subunit T1r3 both are necessary for normal sperm maturation.

Credit

M.R. Parker

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