Reg4⁺ deep crypt secretory cells function as epithelial niche for Lgr5⁺ stem cells in colon

Nobuo Sasaki, Norman Sachs, Kay Wiebrands, Saskia I.J. Ellenbroek, Arianna Fumagalli, Anna Lyubimova, Harry Begthel, Maaike Den Van Born, Johan H. Van Es, Wouter R. Karthaus, Vivian S.W. Li, Carmen López-Iglesias, Peter J. Peters, Jacco Van Rheenen, Alexander Van Oudenaarden, Hans Clevers