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cell biology

Abstractions blog

What Defines a Stem Cell? Scientists Rethink the Answer

As it becomes clear that the body’s cells have more diverse regenerative capabilities than expected, experts have had to reconsider their approach to stem cell research.

Art for "‘Lava-Lamp’ Proteins Inside Cells May Protect and Regulate"
cell biology

‘Lava-Lamp’ Proteins May Help Cells Cheat Death

With proteins that reversibly self-assemble into droplets, cells may control their metabolism — and harden themselves against harsh conditions.

Art for "In the Nucleus, Genes’ Activity Might Depend on Their Position"
cell biology

In the Nucleus, Genes’ Activity Might Depend on Their Location

Using a new CRISPR-based technique, researchers are examining how the position of DNA within the nucleus affects gene expression and cell function.

Photo of Renee Reijo Pera
Q&A

In the Ticking of the Embryonic Clock, She Finds Answers

Renee Reijo Pera has spent decades uncovering how the timing of embryonic development contributes to health and disease.

Photo of Lisa Manning
Q&A

The Physics of Glass Opens a Window Into Biology

The physicist Lisa Manning studies the dynamics of glassy materials to understand embryonic development and disease.

Lede art for "Viruses and Cell Vesicles: Different, but Two of a Kind"
cell biology

Cells Talk in a Language That Looks Like Viruses

Disease-causing viruses and message-carrying vesicles sit at the ends of a spectrum of membranous particles that cells release.

Illustration of life evolving to use oxygen
evolution

Oxygen and Stem Cells May Have Reshaped Early Complex Animals

An unlikely team offers a controversial hypothesis about what enabled animal life to get more complex during the Cambrian explosion.

520px image of Ed Boyden
Q&A

A Neurobiologist Thinks Big — and Small

By developing new tools for visualizing subcellular structure and activity in molecular detail, Ed Boyden advances on his goal of understanding how the brain works.

Illustration of a doctor trying to get to a patient
molecular biology

Bacteria Sacrifice DNA Repair for Better RNA

Preserving its DNA ought to be a cell’s top priority. But bacteria slow their DNA repair to a crawl in favor of proofreading gene transcripts.