News tagged with transcription

Related topics: genes

Researchers use light to switch on gene expression

Imagine being able to control genetic expression by flipping a light switch. Researchers at North Carolina State University are using light-activated molecules to turn gene expression on and off. Their method enables greater ...

Biology / Biotechnology

created May 10, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers establish link between Nanog, FAK proteins

Vita Golubovskaya, PhD, and five colleagues from Roswell Park Cancer Institute (RPCI) have published basic research in the Journal of Biological Chemistry (JBC) about two proteins that are overexpressed, or produced in e ...

Chemistry / Biochemistry

created Apr 27, 2012 | popularity not rated yet | comments 0

Scientists find the structure of a key 'gene silencer' protein

Scientists at The Scripps Research Institute have determined the three-dimensional atomic structure of a human protein that is centrally involved in regulating the activities of cells. Knowing the precise ...

Chemistry / Biochemistry

created Apr 26, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

On the move for repair

Scientists from the Friedrich Miescher Institute for Biomedical Research have elucidated mechanisms that control DNA movement in the nucleus. They found that DNA with double-strand breaks moves more than undamaged ...

Biology / Cell & Microbiology

created Apr 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

Determining a stem cell's fate: Biologists scour mouse genome for genes and markers that lead to T cells

What happens to a stem cell at the molecular level that causes it to become one type of cell rather than another? At what point is it committed to that cell fate, and how does it become committed? The answers ...

Biology / Cell & Microbiology

created Apr 12, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Transcription factors don't act like an 'on-off' switch, exhibit more complex binding behavior: study

Anyone who's tried a weekend home improvement project knows that to do a job right, you've got to have the right tools. For cells, these "tools" are proteins encoded by genes. The right genes for the job are turned on only ...

Biology / Biotechnology

created Apr 11, 2012 | popularity not rated yet | comments 0 | with audio podcast

Plant research reveals new role for gene silencing DICER protein

A DICER protein, known to produce tiny RNAs in cells, also helps complete an important step in gene expression, according to research on Arabidopsis thaliana.

Biology / Biotechnology

created Mar 29, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

To get the full story you need to know the motifs

Genome sequencing alone provides researchers with only limited information on the organism works because it neither reveals how the system is regulated nor does it indicate the role of each specific DNA sequence or RNA transcript. ...

Biology / Biotechnology

created Mar 26, 2012 | popularity not rated yet | comments 0

Plants can 'remember' drought and change responses to survive

(PhysOrg.com) -- Plants subjected to a previous period of drought learn to deal with the stress thanks to their memories of the experience, new research has found.

Biology / Plants & Animals

created Mar 15, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Study demonstrates cells can acquire new functions through transcriptional regulatory network

Researchers at the RIKEN Omics Science Center (OSC) have successfully developed and demonstrated a new experimental technique for producing cells with specific functions through the artificial reconstruction of transcriptional ...

Biology / Cell & Microbiology

created Mar 14, 2012 | popularity not rated yet | comments 0

Collective action: Occupied genetic switches hold clues to cells' history

If you wanted to draw your family tree, you could start by searching for people who share your surname. Cells, of course, don't have surnames, but scientists at the European Molecular Biology Laboratory (EMBL) ...

Biology / Cell & Microbiology

created Feb 03, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Weightlessness weighs heavy on genes -- a fly's perspective

On Earth all biology is subjected to gravity. Some biological systems require gravity for correct orientation (geotropism: plants grow up, roots grow down). In the absence of gravity even human biology is affected: astronauts ...

Biology / Biotechnology

created Jan 31, 2012 | popularity 3.5 / 5 (2) | comments 0

Researchers turn skin cells into neural precusors, bypassing stem-cell stage

Mouse skin cells can be converted directly into cells that become the three main parts of the nervous system, according to researchers at the Stanford University School of Medicine. The finding is an extension of a previous ...

Biology / Cell & Microbiology

created Jan 30, 2012 | popularity 5 / 5 (2) | comments 4 | with audio podcast

Improving crops from the roots up

Research involving scientists at The University of Nottingham has taken us a step closer to breeding hardier crops that can better adapt to different environmental conditions and fight off attack from parasites.

Biology / Biotechnology

created Jan 24, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Study uncovers how DNA unfolds for transcription

(PhysOrg.com) -- The human genome contains some 3 billion base pairs that are tightly compacted into the nucleus of each cell. If a DNA strand were the thickness of a human hair, the entire human genome would ...

Biology / Cell & Microbiology

created Jan 17, 2012 | popularity 5 / 5 (4) | comments 5 | with audio podcast