Y chromosome microdeletions in `fertile' males

Abstract excerpt

The confusion about the clinical significance of a Yq deletion is increasing in parallel with reports about the presence of Yq microdeletions in `proven fertile' men. The first alarming paper (Pryor et al., 1997) reported the presence of small or single STS deletions on the Yq in 4/200 fertile males and in the fathers of two infertile sons. Another paper also reported single STS deletions in proven fertile males...

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