News tagged with cellular biology

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 discover the processes leading to acute myeloid leukemia

Researchers at UC Santa Barbara have discovered a molecular pathway that may explain how a particularly deadly form of cancer develops. The discovery may lead to new cancer therapies that reprogram cells instead ...

Chemistry / Biochemistry

created Jan 30, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

How cells dispose of their waste

German researchers reveal the structure of cellular protein degradation machinery.

Biology / Cell & Microbiology

created Jan 23, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Saturated fatty acids lead to mitochondrial dysfunction and insulin resistance

Excessive levels of certain saturated fatty acids cause mitochondria to fragment, leading to insulin resistance in skeletal muscle, a precursor of type 2 diabetes, according to a paper in the January issue of the journal ...

Medicine & Health / Research

created Jan 20, 2012 | popularity 4 / 5 (5) | comments 8

Study shows how neurons interact, could lead to new treatment for addiction

Harvard scientists have developed the fullest picture yet of how neurons in the brain interact to reinforce behaviors ranging from learning to drug use, a finding that might open the door to possible breakthroughs in the ...

Medicine & Health / Neuroscience

created Jan 18, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Scientists uncover novel mechanism of glioblastoma development

Most research on glioblastoma development, a complicated tumor of the brain with a poor prognosis, has focused on the gene transcription level, but scientists suggest that post-transcriptional regulation could be equally ...

Medicine & Health / Cancer

created Jan 18, 2012 | popularity not rated yet | comments 0

Researchers identify possible receptor for key breast cancer regulator

A key protein potentially involved in regulating breast cancer progression has been identified by researchers at Clarkson University in Potsdam, N.Y. Led by professor Costel Darie, the team worked to identify the binding ...

Medicine & Health / Cancer

created Jan 13, 2012 | popularity not rated yet | comments 0 | with audio podcast

ISG15: A novel therapeutic target to slow breast cancer cell motility

Interferon-stimulated gene 15 (ISG15), a ubiquitin like protein, is highly elevated in a variety of cancers including breast cancer. How the elevated ISG15 pathway contributes to tumorigenic phenotypes remains unclear and ...

Medicine & Health / Cancer

created Jan 11, 2012 | popularity not rated yet | comments 0

New research finds trigger for breast cancer spread

Research led by Shyamal Desai, PhD, Assistant Professor of Biochemistry and Molecular Biology at LSU Health Sciences Center New Orleans, has discovered a key change in the body's defense system that increases the potential ...

Medicine & Health / Cancer

created Jan 03, 2012 | popularity not rated yet | comments 0 | with audio podcast

Scientists reveal how bacteria build homes inside healthy cells

(PhysOrg.com) -- Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.

Biology / Cell & Microbiology

created Dec 20, 2011 | popularity not rated yet | comments 0 | with audio podcast

High-energy lifestyles led to evolution of the sexes

Scientists are a step closer to explaining one of the most enduring mysteries of modern biology; why are there males and females?

Biology / Evolution

created Dec 19, 2011 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Scientists elevate little-studied cellular mechanism to potential drug target

For years, science has generally considered the phosphorylation of proteins -- the insertion of a phosphorous group into a protein that turns it on or off -- as perhaps the factor regulating a range of cellular processes ...

Chemistry / Biochemistry

created Dec 11, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Orphaned children exhibit genetic changes that require nurturing parents

Children who experience the stress of separation at birth from biological parents and are brought up in orphanages undergo biological consequences such as changes in their genome functioning, Yale School of ...

Medicine & Health / Psychology & Psychiatry

created Dec 05, 2011 | popularity 5 / 5 (2) | comments 0

A brighter future for infertility treatment: study

(Medical Xpress) -- Male infertility could soon have a boost through new treatments at a sub-DNA 'epigenetic' level, according to researchers from The Australian National University.

Medicine & Health / Genetics

created Dec 05, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

2 top biological imaging centers offer powerful free online tool to researchers and public

The collaboration of two leading cell image resource centers now provides a more extensive and advanced facility for archiving, sharing, and analyzing microscope images in great detail. The American Society for Cell Biology ...

Biology / Other

created Dec 02, 2011 | popularity 5 / 5 (1) | comments 0