Blood
A blood-forming cell group changed less with age in mice
Comparisons of young and aged mice identified blood-forming precursor cells that retained their long-term ability to replenish lymphocytes, a type of immune cell.Comparisons of young and aged mice identified blood-forming precursor cells that retained their long-term ability to replenish lymphocytes, a type of immune cell.

Mouse studyMechanisms
Who was studiedYoung and aged mice, against other blood-forming stem and precursor cells
What changedMPP6 cells’ gene activity and regulation changed less with age than most other blood-forming stem and precursor cells
The catchPreserved lymphocyte production was assessed through transplantation