Table 1 List of FISH clones used to redefine the Xp deletion. Genomic position of probes is reported according to the February 2009 human reference sequence (GRCh37/hg19) and the presence or the absence of the corresponding signals on the normal and recombinant X chromosomes are indicated by + and − signs, respectively

From: Cytogenetic and molecular characterization of a recombinant X chromosome in a family with a severe neurologic phenotype and macular degeneration