Summary
Clinical and cytogenetic aspects, including replication studies, of a Klinefelter's patient with fra(X) are reported. In the majority of metaphases the fragile site was observed at the early replicating X chromosome.
References
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Froster-Iskenius, U., Schwinger, E., Weigert, M. et al. Replication pattern in XXY cells with fra(X). Hum Genet 60, 278–280 (1982). https://doi.org/10.1007/BF00303019
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DOI: https://doi.org/10.1007/BF00303019