Related topics: genes · cells · genome · dna · chromosomes

A cause of possible genetic problems in mitochondria is revealed

A group of researchers from the Andalusian Centre for Molecular Biology and Regenerative Medicine (CABIMER) has revealed the importance of eliminating any excess of defective products that might have accumulated in the mitochondria, ...

How viruses hijack a host's energy supply

Viruses occupy a strange no-man's-land between the living and the nonliving. In order to reproduce, they must infect a living host and hijack its resources. But while it is understood that this parasitic relationship can ...

New genetic analysis tool tracks risks tied to CRISPR edits

Since its breakthrough development more than a decade ago, CRISPR has revolutionized DNA editing across a broad range of fields. Now scientists are applying the technology's immense potential to human health and disease, ...

Artificial comet contains building blocks of life

The first molecules of life form naturally in comets, reveals a French-German study led by Uwe Meierhenrich and Cornelia Meinert at the Institut de Chimie de Nice and by Louis Le Sergeant d'Hendecourt at the Institut d'Astrophysique ...

How does an aging-associated enzyme access our genetic material?

New research provides insight into how an enzyme that helps regulate aging and other metabolic processes accesses our genetic material to modulate gene expression within the cell. A team led by Penn State researchers have ...

Scientists slow aging by engineering longevity in cells

Human lifespan is related to the aging of our individual cells. Three years ago a group of University of California San Diego researchers deciphered essential mechanisms behind the aging process. After identifying two distinct ...

Origami: Not just for paper anymore

While the primary job of DNA in cells is to carry genetic information from one generation to the next, some scientists also see the highly stable and programmable molecule as an ideal building material for nanoscale structures ...

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