One of the secrets to rich milk production in lactation has been uncovered by researchers at the Walter and Eliza Hall Institute. Their studies have revealed that breast cells develop two nuclei as the breast switches on lactation to nurture the newborn. This change begins to occur in late pregnancy with the generation of vast numbers of cells with two nuclei. The research was led by Professor Jane Visvader, Professor Geoff Lindeman, Dr Anne Rios and Dr Nai Yang Fu, from the institute's ACRF Stem Cells and Cancer Division, and shows that these cells with two nuclei disappear at the...