Table 1 Fertilization rate and development of human IVM oocytes with human in vivo round spermatids and in vitro-derived spermatids.

From: In vitro testicular organogenesis from human fetal gonads produces fertilization-competent spermatids

Groups

Number of oocytes injected

Number of fertilized oocytes with 2PB and 2PN

Number and percentage of embryos

Human in vivo round spermatids

9

1 (11.11%)

1 (11.11%)

In vitro-derived spermatids

16

2 (12.5%)

2 (12.5%)

  1. 2PB: 2 polar bodies, 2PN: 2 pronuclei.
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