“The extracellular genesis of cells in animals seemed to me, ever since the publication of the cell theory [of Schwann], just as… — Robert Remak Copy Share Image
![“The extracellular genesis of cells in animals seemed to me, ever since the publication of the cell theory [of Schwann], just as unlikely as the spontaneous generation of organisms. These doubts produced my observations on the multiplication of blood cells by division in bird and mammalian embryos…” quote by Robert Remak](https://sms4smile.com/quotes/img-quotes/434/robert-remak-194000_biology_the-extracellular-genesis-of-cells-in-an_262485.jpg)