News tagged with cellular machinery

Related topics: cells , protein




Cellular gatekeepers do more than open doors for drugs, study finds

(Medical Xpress)—The cellular gatekeepers that escort the most common pharmaceuticals into our cells continue to work within the cells as well, according to a UC San Francisco discovery that could transform drug design ...

Medical research created Apr 08, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Hope in stopping melanoma from spreading: Study shows that inhibiting key protein prevents metastasis to lungs in mice

(Medical Xpress)—Researchers have identified a critical protein role in the metastasis of melanoma, the most serious form of skin cancer. Inhibition of the protein known as adenosine diphosphate ribosylation ...

Cancer created Mar 05, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

How chromosomes keep their loose ends loose

We take it for granted that our chromosomes won't stick together, yet this kind of cellular disaster would happen constantly were it not for a protein called TRF2. Now, scientists at The Scripps Research Institute (TSRI) ...

Medical research created Feb 06, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

HCMV researchers utilize novel techniques to show preferential repair of the viral genome

A new study about Human Cytomegalovirus (HCMV), a leading cause of birth defects, reveals how the virus co-opts cells' abilities to repair themselves. In the paper published on November 29 in the Open Access journal PLOS Pa ...

Diseases, Conditions, Syndromes created Nov 29, 2012 | popularity not rated yet | comments 0

Recently uncovered human counterparts to a subset of mouse immune cells may enable better vaccination strategies

Mice have made an immeasurable contribution to medicine and our overall understanding of human disease. This animal model is not without its limitations, however, and scientists are continually learning about ...

Medical research created Oct 24, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

In cancer, an embryonic gene-silencing mechanism gone awry

There are some genes that are only activated in the very first days of an embryo's existence. Once they have accomplished their task, they are shut down forever, unlike most of our genes, which remain active throughout our ...

Genetics created Oct 04, 2012 | popularity not rated yet | comments 0

Scientists reprogram cancer cells with low doses of epigenetic drugs

Experimenting with cells in culture, researchers at the Johns Hopkins Kimmel Cancer Center have breathed possible new life into two drugs once considered too toxic for human cancer treatment. The drugs, azacitidine (AZA) ...

Cancer created Mar 22, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Discovery provides blueprint for new drugs that can inhibit hepatitis C virus

Chemists at the University of California, San Diego have produced the first high resolution structure of a molecule that when attached to the genetic material of the hepatitis C virus prevents it from reproducing.

Medical research created Mar 19, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Researchers discover key to immune cell's 'internal guidance' system

University of British Columbia researchers have discovered the molecular pathway that enables receptors inside immune cells to find, and flag, fragments of pathogens trying to invade a host.

Immunology created Feb 05, 2012 | popularity 5 / 5 (6) | comments 1 | with audio podcast

Preventing dangerous nonsense in human gene expression

Human genes are preferentially encoded by codons that are less likely to be mistranscribed (or "misread") into a STOP codon. This finding by Brian Cusack and colleagues from the Max Planck Institute for Molecular Genetics ...

Genetics created Oct 13, 2011 | popularity 5 / 5 (1) | comments 0

How cells sense nutrients and fuel cancer cell growth

In cancer, genes turn on and off at the wrong times, proteins aren't folded properly, and cellular growth and proliferation get out of control. Even a cancer cell's metabolism goes haywire, as it loses the ability to appropriately ...

Medical research created Oct 06, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New targets for the control of HIV predicted using a novel computational analysis

A new computational approach has predicted numerous human proteins that the human immunodeficiency virus (HIV) requires to replicate itself. These discoveries "constitute a powerful resource for experimentalists who desire ...

HIV & AIDS created Sep 22, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Fail-safe system may lead to cures for inherited disorders

Scientists at the University of California, San Diego School of Medicine have uncovered a previously unknown fail-safe (compensatory) pathway that potentially protects the brain and other organs from genetic and environmental ...

Medical research created Sep 15, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Dual-action protein developed better restricts blood vessel formation

(Medical Xpress) -- Cancer needs blood. In fact, some cancer medications work solely to slow or prevent cancer cells from creating new capillaries, choking off their much-needed blood and nutrient supply to halt the growth ...

Medical research created Aug 09, 2011 | popularity not rated yet | comments 0 | with audio podcast

Researchers link cell division and oxygen levels

Cells grow abundant when oxygen is available, and generally stop when it is scarce. Although this seems straightforward, no direct link ever has been established between the cellular machinery that senses oxygen and that ...

Medical research created Jun 11, 2011 | popularity not rated yet | comments 0 | with audio podcast


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