News tagged with genetic research

'Synthetic' chromosome permits repid, on-demand 'evolution' of yeast

In the quest to understand genomes -- how they're built, how they're organized and what makes them work -- a team of Johns Hopkins researchers has engineered from scratch a computer-designed yeast chromosome ...

Biology / Cell & Microbiology

created Sep 14, 2011 | popularity 4.3 / 5 (3) | comments 29 | with audio podcast

Genetic packing: Successful stem cell differentiation requires DNA compaction, study finds

(Phys.org) -- New research findings show that embryonic stem cells unable to fully compact the DNA inside them cannot complete their primary task: differentiation into specific cell types that give rise to ...

Biology / Cell & Microbiology

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

Research reveals novel transport mechanism for large ribonucleoproteins

The movement of genetic materials, such as RNA and ribosomes, from the nucleus to the cytoplasm is a critical component in a cell's ability to make the proteins necessary for essential biological functions. Until now, it ...

Biology / Cell & Microbiology

created May 10, 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

Researchers find extensive RNA editing in human transcriptome

In a new study published online in Nature Biotechnology, researchers from BGI, the world's largest genomics organization, reported the evidence of extensive RNA editing in a human cell line by analysis of RNA-seq data, demons ...

Biology / Biotechnology

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

Scientists 'hijack' bacterial immune system

The knowledge that bacteria possess adaptable immune systems that protect them from individual viruses and other foreign invaders is relatively new to science, and researchers across the globe are working to learn how these ...

Biology / Cell & Microbiology

created Jan 05, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Research reveals aquatic bacteria more recent move to land

Research by University of Tennessee, Knoxville, faculty has discovered that bacteria's move from sea to land may have occurred much later than thought. It also has revealed that the bacteria may be especially useful in bioenergy ...

Biology / Cell & Microbiology

created Dec 22, 2011 | popularity not rated yet | comments 0 | with audio podcast

Bush embryonic stem cell lines different from newly derived cell lines

Established human embryonic cell lines, including those approved for federal research funding under former President George W. Bush, are different than newly derived human embryonic stem cell lines, according to a study by ...

Biology / Cell & Microbiology

created Dec 01, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Biologists uncover a novel cellular proofreading mechanism

(PhysOrg.com) -- To make proteins, cells assemble long chains of amino acids, based on genetic instructions from DNA. That construction takes place in a tiny cellular structure called a ribosome, to which amino acids are ...

Biology / Cell & Microbiology

created Nov 11, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Galaxy DNA-analysis software is now available 'in the cloud'

Galaxy -- an open-source, web-based platform for data-intensive biomedical and genetic research -- is now available as a "cloud computing" resource. A team of researchers including Anton Nekrutenko, an associate ...

Biology / Biotechnology

created Nov 08, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Control gene for developmental timing discovered

University of Alberta researchers have identified a key regulator that controls the speed of development in the fruit fly. When the researchers blocked the function of this regulator, animals sped up their rate of development ...

Biology / Biotechnology

created Sep 28, 2011 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast

Gene controlling flowering boosts energy production from sorghum

A sorghum hybrid that does not flower and accumulates as much as three times the amount of stem and leaf matter may help the bioenergy industry, according to a study appearing today in the Proceedings of th ...

Biology / Biotechnology

created Sep 27, 2011 | popularity not rated yet | comments 0 | with audio podcast

Researchers identify insect resistance to Bt pesticide

For the first time, researchers have identified how cabbage looper caterpillars in the field develop resistance to the bacterium Bacillus thuringiensis (Bt), which naturally occurs in the soil and on plants ...

Biology / Plants & Animals

created Aug 30, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Two unsuspected proteins may hold the key to creating artificial chromosomes

Whitehead Institute scientists report that two proteins once thought to have only supporting roles, are the true "stars" of the kinetochore assembly process in human cells.

Biology / Biotechnology

created Apr 28, 2011 | popularity not rated yet | comments 1 | with audio podcast

'A stark warning:' Smoking causes genetic damage within minutes after inhaling

In research described as "a stark warning" to those tempted to start smoking, scientists are reporting that cigarette smoke begins to cause genetic damage within minutes -- not years -- after inhalation into ...

Medicine & Health / Health

created Jan 16, 2011 | popularity 4.1 / 5 (18) | comments 76 | with audio podcast