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Unstable ring Y chromosome in an aspermic male |
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| Authors: | Steinbach P. Fabry H. Scholz W. |
| Affiliation: | (1) Section of Human Cytogenetics and Clinical Genetics, Ruhr-University Bochum, P.O. Box 10 21 48, D-4630 Bochum, Federal Republic of Germany;(2) Department of Dermatology, St.-Josef-Hospital, Ruhr-University Bochum, Gudrunstr 56, D-4630 Bochum 1, Federal Republic of Germany |
| Abstract: | Summary A ring Y chromosome was found in a male showing growth retardation and aspermia but normally developed external genitalia. The ring does not display either the characteristic brilliant Y fluorescence or the typical latereplicating heterochromatin. |
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