title: Earlier, but later than that, though not that early… Simplifying the many shades of gray in germ line determination.
authors: Gary M
authors: GM
authors: Wessel
authors: S Zachary
authors: SZ
authors: Swartz
mesh_terms: D000818:Animals; D002454:Cell Differentiation / Q000502:physiology*; D047108:Embryonic Development / Q000502:physiology*; D005854:Germ Cells / Q000502:physiology*; D013045:Species Specificity