News tagged with protein regulation

Study dusts sugar coating off little-known regulation in cells

In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...

Chemistry / Biochemistry

created Apr 16, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

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

Feeding cows natural plant extracts can reduce dairy farm odors and feed costs

With citizens' groups seeking government regulation of foul-smelling ammonia emissions from large dairy farms, scientists today reported that adding natural plant extracts to cow feed can reduce levels of the gas by one-third ...

Chemistry / Other

created Sep 01, 2011 | popularity not rated yet | comments 0

Extensive protein interaction network controls gene regulation

The genes of a cell are like the 88 keys of a piano. To play chords and music, however, the keys must be activated in exact combinations by a pianist's hands. Those hands represent the coregulators of a cell that simultaneously ...

Biology / Cell & Microbiology

created May 26, 2011 | popularity not rated yet | comments 1

In Brief: Guiding cancer cells to their fate

It is often said that the best way to spur change is to work within the system. Here, researchers create control devices based on RNA, which can be used to synthetically rewire cellular behavior, making the cells more sensitive ...

Medicine & Health / Cancer

created Nov 26, 2010 | popularity not rated yet | comments 1

'Runaway' development implicated in loss of function of the aging brain

The brain undergoes rapid growth and development in the early years of life and then degenerates as we progress into old age, yet little is known about the biological processes that distinguish brain development and aging. ...

Medicine & Health / Genetics

created Jul 19, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

New role for the JNK protein

Put simply, a tumor is the result of out-of-control cell growth. To assure that the cell cycle - the cell's process of duplicating itself to make more cells - goes smoothly, a large network of proteins tells other proteins ...

Biology / Cell & Microbiology

created Jul 14, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Study of MicroRNA Helps Scientists Unlock Secrets of Immune Cells

(PhysOrg.com) -- With the rapid and continuous advances in biotechnology, scientists are better able to see inside the nucleus of a cell to unlock the secrets of its genetic material. However, what happens outside of the ...

Medicine & Health / Medical research

created Jun 04, 2010 | popularity 5 / 5 (2) | comments 1 | with audio podcast

MicroRNA can move between cells

(PhysOrg.com) -- MicroRNAs can move between cells and play a role in their communication. This discovery was made by plant researchers at Uppsala University together with colleagues from Finland and the US when they were ...

Biology / Biotechnology

created May 04, 2010 | popularity 4.3 / 5 (3) | comments 1

Scientists discover key step for regulating embryonic development

Deleting a gene in mouse embryos caused cardiac defects and early death, leading researchers to identify a mechanism that turns developmental genes off and on as an embryo matures, a team led by a scientist at The University ...

Medicine & Health / Medical research

created Apr 22, 2010 | popularity not rated yet | comments 0

Scientists track variant of gene-regulating protein in embryonic stem cells

(PhysOrg.com) -- The path to fully developed cells from embryonic stem cells requires that the right genes are turned on and off at the right times. New research from Rockefeller University shows that tiny ...

Biology / Cell & Microbiology

created Mar 10, 2010 | popularity not rated yet | comments 1 | with audio podcast

Protein shown to be natural inhibitor of aging in fruit fly model

Scientists at the University of California, San Diego School of Medicine, have identified a protein called Sestrin that serves as a natural inhibitor of aging and age-related pathologies in fruit flies. They ...

Medicine & Health / Medical research

created Mar 04, 2010 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Engineering bacterial cells

(PhysOrg.com) -- Two teams of Oxford University researchers led by Professors Judith Armitage and David Stuart have made the first steps towards being able to engineer a bacterial cell that can sense and respond to novel ...

Biology / Cell & Microbiology

created Feb 09, 2010 | popularity 3 / 5 (2) | comments 0

ERK's got rhythm: Protein that controls cell growth found to cycle in and out of cell nucleus (w/ Video)

Time-lapsed video of individual breast tissue cells reveals a never-before-seen event in the life of a cell: a protein that cycles between two major compartments in the cell. The results give researchers a more complete view ...

Biology / Cell & Microbiology

created Dec 01, 2009 | popularity not rated yet | comments 0

Researcher solves mystery about proteins that package the genome

(PhysOrg.com) -- A Florida State University College of Medicine researcher has solved a century-old mystery about proteins that play a vital role in the transfer of the human genetic code from one cell to ...

Biology / Cell & Microbiology

created Oct 07, 2009 | popularity 5 / 5 (3) | comments 0