New mode of cell communication discovered

Like teenagers, cells in our bodies constantly chatter back and forth. But instead of zapping text messages, they relay signals with molecules. Now, researchers have discovered a surprisingly tiny new messenger in worms: protons.

Scientists speculates that protons probably act as neurotransmitters in humans and other vertebrates, but so far there is no evidence of this. They note that this could explain why humans have proton pumps in brain cells that are the same as the proton pumps found in their intestines.

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