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Fig. 3 | Molecular Cytogenetics

Fig. 3

From: Preferential Y-Y pairing and synapsis and abnormal meiotic recombination in a 47,XYY man with non obstructive azoospermia

Fig. 3

Synapsis between the two Y chromosomes in spermatocytes of the 47, XYY patient. Images of representative pachytene spermatocytes immunostained for CREST (Blue), SYCP3 (Red) and SYCP1 (Green). a Two Y chromosomes partially synapsed with one Y chromosome being associated with the X chromosome at the end of q arm. b Enlarged area from (a). c A schematic configuration of the sex chromosomes from the cell shown in a and b. d) Two Y chromosomes completely synapsed. e Enlarged area from (d). f A schematic configuration of the sex chromosomes from the cell shown in d and e

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