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A male-specific role for SOX9 in vertebrate sex determination.

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This typically occurs in warm times of the year.

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One of the earliest cellular events during mouse gonadogenesis is the sex-specific cell migration from the mesonephros into the gonad.

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In the representative image from gonads labeled at stage 15, labeled cells appear incorporated into the primitive cords, which can be distinguished by higher levels of WT1 staining.

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After 48 h of culture, movement of labeled cells was observed arrows.

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Here we investigated whether these cellular mechanisms are conserved in T.

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In contrast to mammals, birds have a female heterogamety system ZZ male and ZW female where dosage of the Z appears to be the sex-determining factor Smith and Sinclair,

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Materials and methods 2.



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