DNA repair
How We Age
How We Age
The Scientist Staff | Mar 1, 2015
From DNA damage to cellular miscommunication, aging is a mysterious and multifarious process.
Wrangling Retrotransposons
Wrangling Retrotransposons
Andrei Seluanov, Michael Van Meter, Vera Gorbunova | Mar 1, 2015
These mobile genetic elements can wreak havoc on the genome. Researchers are now trying to understand how such activity contributes to the aging process.
Beneficial Brew
Beneficial Brew
Rina Shaikh-Lesko | Jun 1, 2014
Drinking green tea appears to boost the activity of DNA repair enzymes.
Maria Spies: Molecular Machinist
Maria Spies: Molecular Machinist
Abby Olena | Apr 1, 2014
Associate Professor, Biochemistry, University of Iowa, Age: 40
Brain Activity Breaks DNA
Brain Activity Breaks DNA
Sabrina Richards | Mar 24, 2013
Researchers find that temporary double-stranded DNA breaks commonly result from normal neuron activation—but expression of an Alzheimer’s-linked protein increases the damage.
Why Women’s Eggs Don’t Last
Why Women’s Eggs Don’t Last
Kate Yandell | Feb 13, 2013
As reproductive tissues age, DNA repair mechanisms become less efficient, causing genomic damage to accumulate.
Virus Monopolizes Host’s Repairmen
Virus Monopolizes Host’s Repairmen
Ed Yong | Nov 29, 2012
Human cytomegalovirus fixes its broken DNA by exclusively co-opting its host’s repair proteins.
Six Threats to Chromosomes
Ed Yong | May 3, 2012
Researchers identify two new DNA repair systems, in addition to four that were already known, that can attack unprotected telomeres.
Seven New National Medal Winners
Bob Grant | Sep 29, 2011
A handful of life science researchers will take home the United States' top science honor.
The Axis of Aging
Hannah Waters | Jun 14, 2011
Editor's choice in developmental biology