Congratulations to Curtis Henry (Emory University, Atlanta), our friend and mentor James DeGregori and our own Travis for a well-deserved research highlight appeared in Haematologica today. This commentary provides an overview of our recent collaborative paper with the DeGregori lab, where we showed that both low or high levels of dietary folate compromise hematopoiesis in mice, and affect the B-cell progenitor compartment in particular. "Given that there are substantial frac