News tagged with gene control

Scientists develop method for detecting microRNA from living cells

(PhysOrg.com) -- Researchers at the University of Pennsylvania have developed a new electronic method for detecting microRNA isolated from living cells. MicroRNAs are a class of small biomolecules that control ...

Nanotechnology / Bio & Medicine

created Oct 26, 2010 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Fish out of water: Gene clue to evolutionary step

Two genes controlling a tissue protein may have played a role in the key period when fish shed their fins and became limbed land-lovers, a study published by Nature on Thursday said.

Biology / Biotechnology

created Jun 24, 2010 | popularity 4.9 / 5 (11) | comments 5

Study provides new insights into an ancient mechanism of mammalian evolution

A team of geneticists and computational biologists in the UK today reveal how an ancient mechanism is involved in gene control and continues to drive genome evolution. The new study is published in the journal ...

Biology / Biotechnology

created Jan 12, 2012 | popularity 4.6 / 5 (5) | comments 0 | with audio podcast

Breakthrough in the production of flood-tolerant crops

As countries such as Pakistan, Bangladesh, Vietnam and parts of the United States and United Kingdom have fallen victim to catastrophic flooding in recent years, tolerance of crops to partial or complete submergence ...

Biology / Biotechnology

created Oct 23, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Lake sturgeon have genes from parasite, signs of human STD

While trying to find a DNA-based test to determine the sex of lake sturgeon, Purdue University researchers found that the sturgeon genome contains trematode genes that didn't originally belong to it and may ...

Biology / Biotechnology

created May 11, 2010 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Proper flower and leaf development tied to the same gene

(PhysOrg.com) -- A group of Dartmouth researchers have discovered a new role for an important plant gene. Dartmouth Biology Professor Tom Jack and his colleagues have learned that a gene regulator called miR319a (micro RNA ...

Biology / Biotechnology

created Jan 12, 2010 | popularity not rated yet | comments 0 | with audio podcast

'Moonlighting' molecules discovered

Since the completion of the human genome sequence, a question has baffled researchers studying gene control: How is it that humans, being far more complex than the lowly yeast, do not proportionally contain in our genome ...

Biology / Biotechnology

created Oct 29, 2009 | popularity 5 / 5 (4) | comments 0

Genes controlling insulin can alter timing of biological clock

(PhysOrg.com) -- Many of the genes that regulate insulin also alter the timing of the circadian clock, a new study has found.

Biology / Biotechnology

created Sep 17, 2009 | popularity 5 / 5 (3) | comments 0

LincRNAs serve as genetic air-traffic controllers

Earlier this year, a scientific team from Beth Israel Deaconess Medical Center (BIDMC) and the Broad Institute identified a class of RNA genes known as large intervening non-coding RNAs or "lincRNAs," a discovery that has ...

Medicine & Health / Genetics

created Jul 14, 2009 | popularity not rated yet | comments 0

CDC: New virus lacks genes of 1918 killer flu

(AP) -- The new swine flu virus lacks genes that made the 1918 pandemic strain so deadly, a U.S. health official said Friday.

Medicine & Health / Diseases, Conditions, Syndromes

created May 01, 2009 | popularity 4.5 / 5 (2) | comments 0

Synthetic gene circuit allows precise dosing of gene expression

Researchers have crafted a gene circuit that permits precise tuning of a gene's expression in a cell, an advance that should allow for more accurate analysis of the gene's role in normal and abnormal cellular function.

Medicine & Health / Cancer

created Mar 10, 2009 | popularity not rated yet | comments 0

Show me your DNA and I'll tell you your eye color

More and more information is being gathered about how human genes influence medically relevant traits, such as the propensity to develop a certain disease. The ultimate goal is to predict whether or not a given trait will ...

Biology / Cell & Microbiology

created Mar 09, 2009 | popularity not rated yet | comments 0

New models question old assumptions about how many molecules it takes to control cell division

(PhysOrg.com) -- A single cell - whether a yeast cell or one of your cells - is exquisitely sensitive to its surroundings. It receives input signals, processes the information, makes decisions, and issues commands for making ...

Biology /

created Feb 24, 2009 | popularity 4.3 / 5 (3) | comments 1

Powerful systems biology

An international team of researchers headed by ETH-Zurich scientists has demonstrated for the first time how to extract testable hypotheses from a vast amount of different measurement data for cells that are ...

Biology / Cell & Microbiology

created Mar 27, 2012 | popularity 5 / 5 (2) | comments 0

Tracking genes' remote controls

As an embryo develops, different genes are turned on in different cells, to form muscles, neurons and other bodily parts. Inside each cell's nucleus, genetic sequences known as enhancers act like remote controls, ...

Biology / Cell & Microbiology

created Jan 09, 2012 | popularity not rated yet | comments 0