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The Protein Srebp2 Drives Cholesterol Formation in Prion-Infected Neuronal Cells Which May Promote Prion-Dependent Diseases
Prions are causing fatal and infectious diseases of the nervous system, such as the mad cow disease (BSE), scrapie in sheep or Creutzfeldt-Jakob disease in humans. Scientists of Helmholtz Zentrum Münc...
Life Sciences |
Read moreScientists Unravel Evolution of Highly Toxic Box Jellyfish
With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the ...
Life Sciences | Read moreImmune system of healthy adults may be better prepared than expected to fight 2009 H1N1 influenza
These results suggest that healthy adults may have a level of protective immune memory that can blunt the severity of infection caused by the 2009 H1N1 influenza virus.The study team was led b...
Health and Medicine | Read moreResearch Reveals Lipid’s Unexpected Role in Triggering Death of Brain Cells
The work provides the first evidence that a lipid can initiate the suicidal, or apoptotic, response in cells. The findings involve a lipid called GM1-ganglioside. Lipids are fat-like molecules. GM1 bu...
Life Sciences | Read moreEmbryonic development—lost in space?
Despite other challenges, biological difficulties may be the primary obstacle to successful mammalian reproduction and development in orbit, according to new findings by Teruhiko Wakayama and his coll...
Life Sciences | Read moreHoping for a fluorescent basket case
Although recent advances have raised hopes that a protective vaccine can be developed, acquired immunodeficiency syndrome (AIDS) remains a major public health problem. Much has been learned about HIV-...
Life Sciences | Read moreResearch reveals lipids' unexpected role in triggering death of brain cells
The lipid that accumulates in brain cells of individuals with an inherited enzyme disorder also drives the cell death that is a hallmark of the disease, according to new research led by St. Jude Child...
Life Sciences | Read moreParadoxical protein might prevent cancer
Molecular signal pathways that stimulate the division of stem cells are generally the same as those active in tumour growth. This limits the possibility of treating cancer as the drugs that kill cance...
Health and Medicine | Read moreExploration by Explosion: Studying the Inner Realm of Living Cells
They explode the cell while it is still living inside a plant or animal, vaporize its contents, and sniff. The study appears in online in ACS’ journal Analytical Chemistry: “In Situ Metabolic Profilin...
Life Sciences | Read moreNew mechanism explains how the body prevents formation of blood vessels
Inhibiting the formation of new blood vessels is an important aspect of, for example, cancer treatment. The study is published in the November issue of the journal Molecular Cancer Research.An...
Life Sciences | Read moreLongevity tied to genes that preserve tips of chromosomes
Yousin Suh, Ph.D.Telomeres play crucial roles in aging, cancer and other biological processes. Their importance was recognized last month, when three scientists were awarded the 2009 Nobel Prize in Ph...
Life Sciences | Read moreCoffee break: Compound brewing new research in colon, breast cancer
A compound in coffee has been found to be estrogenic in studies by Texas AgriLife Research scientists.Though the studies have not been conducted to determine recommended consumption amounts, s...
Studies and Analyses | Read moreNewly Discovered Fat Molecule: An Undersea Killer with an Upside
The team discovered a previously unknown lipid, or fatty compound, in a virus that has been attacking and killing Emiliania huxleyi, a phytoplankton that plays a major role in the global carbon cycle....
Life Sciences | Read moreMagnetic nanoparticles to simultaneously diagnose, monitor and treat
The future for mNPs however appears even brighter. With the design of 'theranostic' molecules, mNPs could play a crucial role in developing one-stop tools to simultaneously diagnose, monitor...
Physics and Astronomy | Read moreResearchers Develop Novel Cancer Detection Method
The group's paper, "Towards Nonspecific Detection of Malignant Cervical Cells with Fluorescent Silica Beads," is published in Small (Volume 5 Issue 20, Pages 2,277 - 2,284).Meth...
Health and Medicine | Read more
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