Haematopoietic stem cell number is not solely defined by niche availability
Mice B6.Cg-Gt(ROSA)26Sortm14(CAG-tdTomato)/Hze/J (iTdTomato) (007914), C57BL/6J (CD45.2) (000664) and B6.SJL-Ptprca Pepcb/BoyJ (CD45.1) (002014) mice were purchased from The Jackson…