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. 2006 Feb 1;74(2):410–416. doi: 10.1095/biolreprod.105.044776

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© 2006 by the Society for the Study of Reproduction, Inc.

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Fig. 2 — TUNEL stain. A) Testis from the control case C02, showing a few apoptotic spermatogenetic cells in the tubules (arrows). B) Testis from SARS patient S08, showing increased apoptotic spermatogenetic cells and a few positive Leydig cells (arrows). C) Negative control stain of SARS sample S08 without TdT in the staining process, no positive stain was seen. Bar = 50 μm