E-Mail IMAGE: Neurons in the fruit fly brain are made by passing through various differentiation states, and are segregated into unique subtypes based on the age and cell division number of their... view more Credit: Nigel Michki Neurons result from a highly complex and unique series of cell divisions. For example, in fruit flies, the process starts with stem cells that divide into mother cells (progenitor cells), that then divide into precursor cells that eventually become neurons. A team of the University of Michigan (U-M), spearheaded by Nigel Michki, a graduate student, and A...