Twisty chains of proteins keep cells oriented

Curved fibers enable cells to tell right from left

actin filaments

CURVED SPOKES  Actin filaments (yellow; cell nucleus in magenta) tilt counterclockwise as they extend inward, helping a cell distinguish right from left.

Y.H. Tee et al. Nature Cell Biology 2015

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Life

From the Nature Index

Paid Content