BlogArena

General blog about anything and everything of everyday's life.

23. Aug 2019

June 29, 2014
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Watching HIV Bud from Cells

Study Shows Last-Minute Role of Protein Named ALIX University of Utah researchers devised a way to watch newly forming AIDS virus particles emerging or “budding” from infected human cells without interfering with the process. The method shows a protein named … Continue reading

January 22, 2014
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Clever chemistry and a new class of antibiotics

A new class of molecules called acyldepsipeptides — ADEPs — may provide a new way to attack bacteria that have developed resistance to antibiotics. Researchers at Brown and MIT have discovered a way to increase the potency of ADEPs by … Continue reading

December 10, 2013
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How living cells solved a needle in a haystack problem to generate electrical signals

Scientists have figured out how calcium channels – the infinitesimal cell membrane pores that generate electrical signals by gating a charged-particle influx – have solved a “needle in a haystack” problem. The solution to the longstanding riddle is reported in … Continue reading

August 3, 2013
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Computer modeling shows crucial function of water molecules in proteins

Using molecular simulations that modeled a potassium channel and its immediate cellular environment, atom for atom, UChicago scientists have discovered that just 12 molecules of water cause the long post-activation recovery period required by such ion channels before they can … Continue reading

October 30, 2012
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Common Food Preservative May Slow, Even Stop Tumor Growth

ANN ARBOR — Nisin, a common food preservative, may slow or stop squamous cell head and neck cancers, a University of Michigan study found. What makes this particularly good news is that the Food and Drug Administration and the World … Continue reading

July 10, 2012
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Diagnostic Technique Uses Immune Cell DNA

By looking at signature chemical differences in the DNA of various immune cells called leukocytes, scientists have developed a way to determine their relative abundance in blood samples. The relative abundance turns out to correlate with specific cancers and other … Continue reading

April 1, 2012
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A Shiny New Tool for Imaging Biomolecules

*Berkeley Lab Researchers Embed Artificial Membranes with Billions of Nanoantennas for Enhanced Optical Studies* At the heart of the immune system that protects our bodies from disease and foreign invaders is a vast and complex communications network involving millions of … Continue reading

November 27, 2010
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How Pathogens Hijack Host Plants

Palo Alto, CA — Infestation by bacteria and other pathogens result in global crop losses of over $500 billion annually. A research team led by the Carnegie Institution’s Department of Plant Biology developed a novel trick for identifying how pathogens … Continue reading