Omitted Figure Reference and Sentence: In the Preliminary Communication entitled “Propagation of Human Spermatogonial Stem Cells In Vitro” published in the November 18, 2009, issue of JAMA (2009;302:2127-2134), 2 omissions occurred. The differential interference contrast image of the ES-like colony published as the right panel of Figure 2b on page 2129 was previously published as Figure 1a in reference 16 (published online ahead of print October 8, 2009. Hum
Reprod.10.1093/humrep/dep354); the reference was omitted from the figure legend. Also, 4 of the 6 men who donated testis samples also donated samples for the study in Human Reproduction; this clarification was omitted.
Omitted Figure Reference and Sentence in: Propagation of Human Spermatogonial Stem Cells In Vitro. JAMA. 2010;303(5):422. doi:10.1001/jama.2010.58