While Alzheimer's is closely associated with abnormal clumps and tangles of proteins damaging neurons inside the brain, their ...

The importance of cell types in understanding brain function is widely appreciated but only a tiny fraction of neuronal diversity has been catalogued. Here we exploit recent progress in genetic ...

Sept. 24, 2012 -- A new study on the genomics of breast cancer confirms that there are four distinct genetic types of the disease, suggesting that some drugs already used to treat cancer in other ...

Given the blurred genetic boundaries and uncertain geographic separation, perhaps dividing animals into species based on genetics is indeed unhelpful. We should finish with a word of warning.