Newly identified protein helps flowers develop properly

Flowers rely on a newly identified protein to develop properly with all of their organs, according to the research team who made the discovery. The team, led by Penn State biologists, identified the protein in the model plant ...

New cause of blindness discovered by scientists

University of Manchester scientists have discovered a new cause of age-related macular degeneration (AMD), a condition that affects more than 50 million people worldwide and results in blindness.

Meet DNA's personal assistants

Just as scientists finished sequencing the human genome, they got a new surprise. Inside the genetic pathway, where DNA produces proteins to sustain life, they found microRNA. These tiny ubiquitous molecules have opened a ...

Specific small RNA pathways protect germ line from transposons

Cells of higher organisms are in a constant struggle against some of their own DNA - repeated bits of DNA sequence called transposons that have infiltrated host genomes over the eons. Transposons damage the rest of the genome ...

A fail-safe mechanism for DNA repair

Single-molecule fluorescent measurements provide fresh insights into a process for keeping errors out of our genomes.

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