Comment on

• Angiotensin-converting enzyme is a GPI-anchored protein releasing factor crucial for fertilization.

  Kondoh G, Tojo H, Nakatani Y, Komazawa N, Murata C, Yamagata K, Maeda Y, Kinoshita T, Okabe M, Taguchi R, Takeda J. Kondoh G, et al. Nat Med. 2005 Feb;11(2):160-6. doi: 10.1038/nm1179. Epub 2005 Jan 23. Nat Med. 2005. PMID: 15665832 Free PMC article.