An electron microscopy study unravels the mysteries of actin filament polarity

PHYSorg
Jun 8, 2023, 1:17 pm95 pts
Actin filaments—protein structures critical to living movement from single cells to animals—have long been known to have polarity associated with their physical characteristics, with growing "barbed" and shrinking "pointed" ends. The ends of the filament are also different in the way they interact with…

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