Comment on

• Signs of biological activities of 28,000-year-old mammoth nuclei in mouse oocytes visualized by live-cell imaging.

  Yamagata K, Nagai K, Miyamoto H, Anzai M, Kato H, Miyamoto K, Kurosaka S, Azuma R, Kolodeznikov II, Protopopov AV, Plotnikov VV, Kobayashi H, Kawahara-Miki R, Kono T, Uchida M, Shibata Y, Handa T, Kimura H, Hosoi Y, Mitani T, Matsumoto K, Iritani A. Yamagata K, et al. Sci Rep. 2019 Mar 11;9(1):4050. doi: 10.1038/s41598-019-40546-1. Sci Rep. 2019. PMID: 30858410 Free PMC article.