Audio long-read: Push, pull and squeeze – the hidden forces that shape life
Nature Podcast
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Cell Proriferation in the Eye and Brain
A protein called miosin was known to flow from the middle of each cell to its edge, back and forth during the zipping up process. Graduate student chabor jang wondered whether the miosin might create a force that tugs on the paired up cells, breaking any connection between mismatched types. To test his theory, jang sliced the paired cells apart with a lazer. The cells jerked away from each other like a taut rubber band snipped with scissors. But when the team sliced apart cells lacking miocin too, it just goes, nothing happens.
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