Nerve cells are not just nerve cells. Depending on how finely we distinguish, there are several hundred to several thousand different types of nerve cell in the human brain according to the latest ...

Some parts of our bodies bounce back from injury in fairly short order. The outer protective layer of the eye—called the ...

Cells experience many different types of stress, such as starvation or stress caused by too much salt or too high a temperature. Insulin signals respond to such stress signals by sending the protein ...

AN ADULT HUMAN body consists of some 37trn cells. Not so long ago, these were thought to come in 220 different types. That number, the product of painstaking decades spent peering through microscopes ...

Researchers at the University of California San Diego (UCSD) have found that two of the most frequently administered stem cell therapies, which are often used interchangeably, actually contain ...

The human sense of touch is a complex system that integrates diverse sensations such as pain, temperature, and pleasant ...