Annie Melchor

Contributing Writer

Latest Articles

Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA

September 16, 2024

Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble a quick text rather than a formal memo on letterhead.

During Pregnancy, a Fake ‘Infection’ Protects the Fetus

November 14, 2023

Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus.

Bacteria’s Immune Sensors Reveal a Novel Way to Detect Viruses

August 29, 2022

A new study reveals that bacteria can fight viruses in a surprisingly elegant way that has no known counterpart in more complex life.

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