Related topics: stem cells · muscle · muscle cells

Lizard tails detach at a biological 'dotted line'

Like sheets of paper marked with perforated lines, gecko tails have unique structural marks that help them sever their tails to make a quick getaway. Though voluntarily shedding a body part in this manner is a well-known ...

How slow muscle fibers convince their neighbors to join them

Researchers from Tokyo Metropolitan University have discovered that a protein excreted by type I (slow) muscle fibers, key to muscle endurance, can cause surrounding myoblasts to differentiate into type I fibers. This upends ...

Ractopamine is safe for use in Brazilian pork

Animal scientists in Brazil have found that a small dose of the feed additive ractopamine can boost pork production without changing how pork looks or tastes.

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