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RNA

Illustration of red spools with strands of DNA as the thread, with a blue brain in the background.
Quantized Columns

The Epigenetic Secrets Behind Dopamine, Drug Addiction and Depression

October 27, 2020

New research links serotonin and dopamine not just to addiction and depression, but to the ability to control genes.

Cells being injected with a microneedle.
Abstractions blog

Nobel Chemistry Prize Awarded for CRISPR ‘Genetic Scissors’

October 7, 2020

Emmanuelle Charpentier and Jennifer Doudna have been awarded the 2020 Nobel Prize in Chemistry for their development of CRISPR/Cas9 genetic editing.

A DNA double helix being struck by a cosmic ray.
Abstractions blog

Cosmic Rays May Explain Life’s Bias for Right-Handed DNA

June 29, 2020

Cosmic rays may have given right-handed genetic helixes an evolutionary edge at the beginning of life’s history.

Illustration of an RNA sequence, with an arrow pointing from one end to the other, and a sequence of complementary nucleotides, with an arrow pointing the other way.
Abstractions blog

New Clues About ‘Ambigram’ Viruses With Strange Reversible Genes

February 12, 2020

For decades, scientists have been intrigued by tiny viruses whose genetic material can be read both forward and backward. New research begins to explain this puzzling property.

Illustration of two strips of movie film coiled around each other in a double helix.
behavior

Inherited Learning? It Happens, but How Is Uncertain

October 16, 2019

Studies suggest that epigenetics allows some learned adaptive responses to be passed down to new generations. The question is how.

3D illustration of a complex atomic structure.
Abstractions blog

Origin-of-Life Study Points to Chemical Chimeras, Not RNA

September 16, 2019

Origin-of-life researchers have usually studied the potential of pure starting materials, but messy mixtures of chemicals may kick-start life more effectively.

Q&A

Doudna’s Confidence in CRISPR’s Research Potential Burns Bright

February 27, 2019

Jennifer Doudna, one of CRISPR’s primary innovators, stays optimistic about how the gene-editing tool will continue to empower basic biological understanding.

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

‘Lava-Lamp’ Proteins May Help Cells Cheat Death

November 26, 2018

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

RNA Peptide 520
origins of life

The End of the RNA World Is Near, Biochemists Argue

December 19, 2017

For decades, an origin-of-life story starring RNA has prevailed. New research may be shaking that theory’s hold on our understanding of life’s beginnings.