The phrase "a brain cell" is correct and usable in written English.
It can be used when referring to a single cell in the brain, often in discussions about neuroscience, biology, or metaphorically to describe someone's intelligence or mental capacity.
Example: "After studying for hours, I felt like I had used every brain cell I had left."
Alternatives: "a neural cell" or "a nerve cell".
WARNING: this video which may offend anyone in possession of a brain cell.
Of course, to anyone with half a brain cell it's obvious that procrastination is stupid.
Zhang seemed like the ideal person to do the delicate work of introducing the pond-scum opsin into a brain cell.
"You couldn't not be if you had a brain cell working," says Daly. "And you could be involved against it too.
These controls are what determines a cell's future: whether it grows into a heart cell, a muscle cell, or perhaps a brain cell.
In 2002, Gero Miesenböck, at Memorial Sloan Kettering Cancer Center, in New York, became the first researcher to use an opsin to render a brain cell light-sensitive.
It would appear that freely available potent alcohol is everywhere, crashing through our streets like a brain cell-annihilating tidal wave.
TV presenter Carol Vorderman told those present that anyone with "half a brain-cell in television will know that you are the future".
The recordings, taken from the brains of people awaiting surgery for epilepsy, suggest that new memories of even abstract facts — an Italian verb, for example — are encoded in a brain-cell firing sequence that also contains information about what else was happening during and just before the memory was formed, whether a tropical daydream or frustration with the Mets.
In July a brain-cell booster for Parkinson's disease flunked its first major human trial.
The other concept, pursued by Pfizer, Japan's Ono Pharmaceutical, the AstraZeneca-Renovis partnership and numerous other firms, is to find a brain-cell protector that could be used to stabilize nerve cells and prevent further damage.
