Search results for electron tomography
Scientists increase imaging efficiency in cell structure studies
Sep 03, 2009 |
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Scientists in the National Institute of Biomedical Imaging and Bioengineering (NIBIB) Laboratory of Bioengineering and Physical Science have developed a new technique that allows researchers to visualize fine details of cell ...
Tiny details in three dimensions
Biology /
Feb 13, 2009 |
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They are borne by ticks and can cause acute and chronic symptoms in joints, muscles and the nervous system - the bacteria that cause Lyme borreliosis, which 80,000 people in Germany contract every year. Heidelberg ...
The closest look ever at native human tissue
Biology /
Dec 05, 2007 |
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Seeing proteins in their natural environment and interactions inside cells has been a long-standing goal. Using an advanced microscopy technique called cryo-electron tomography, researchers from the European ...
Biologists spy on the secret inner life of a cell
Biology /
Oct 13, 2008 |
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The transportation of antibodies from a mother to her newborn child is vital for the development of that child's nascent immune system. Those antibodies, donated by transfer across the placenta before birth or via breast ...
Molecular anatomy of influenza virus detailed
Dec 30, 2006 |
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Scientists at the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), part of the National Institutes of Health in Bethesda, Md., and colleagues at the University of Virginia in Charlottesville ...
Tuberculosis bacterium is double-protected
Mar 04, 2008 |
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The first 3-D images that disclosure a double membrane surrounding mycobacteria were recorded by Martinsried scientists, ending a long scientific debate about the mycobacterial outer membrane and opening new ...
New electron microscopy images reveal the assembly of HIV
Medicine & Health / HIV & AIDS
Jun 23, 2009 |
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Scientists at the European Molecular Biology Laboratory (EMBL) and the University Clinic Heidelberg, Germany, have produced a three-dimensional reconstruction of HIV (Human Immunodeficiency Virus), which shows ...
Capturing replication strategies used by SARS viruses in their bid to spread
Biology /
Sep 16, 2008 |
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Just over five years ago, an outbreak of severe acute respiratory syndrome (SARS)-coronavirus killed over 750 people. SARS (corona)virus, a positive-stranded RNA virus, replicates in the cytoplasm of host cells, attaching ...
To peer inside a living cell
Oct 06, 2009 |
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(PhysOrg.com) -- Quantum mechanics could help build ultra-high-resolution electron microscopes that won't destroy living cells, according to MIT electrical engineers.
The Spin Cycle: Nanoresearch could lead to next generation of transistors
Oct 20, 2009 |
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(PhysOrg.com) -- For decades, the transistors inside radios, televisions and other everyday items have transmitted data by controlling the movement of the electron’s charge. Scientists now have discovered ...
Scientists gain new understanding of disease-causing bacteria
Nov 30, 2009 |
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A team of scientists from The Forsyth Institute, the University of Connecticut Health Center, the CDC and the Wadsworth Center, have used state-of-the-art technology to elucidate the molecular architecture of Treponema pallidum, ...
Mechanisms of cardiovascular disease and cancer give clues to new therapies
Nov 21, 2008 |
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Cardiovascular conditions leading to heart attacks and strokes are treated quite separately from common cancers of the prostate, breast or lung, but now turn out to involve some of the same critical mechanisms at the molecular ...
Researchers Design Triple Quantum Dot for Quantum Information Applications
Nov 30, 2009 |
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(PhysOrg.com) -- While quantum dots have existed since the 1980s, only in the past decade have physicists successfully created lateral few-electron single quantum dots. These quantum dots enable physicists ...
Electron self-injection into an evolving plasma bubble
Nov 02, 2009 |
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Particle accelerators are among the largest and most expensive scientific instruments. Thirty years ago, theorists John Dawson and Toshiki Tajima proposed an idea for making them thousands of times smaller: ...
A light touch: Iron complexes as efficient catalysts for the light-driven extraction of hydrogen from water
Dec 02, 2009 |
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(PhysOrg.com) -- Hydrogen is a promising alternative energy carrier that can be efficiently converted into electrical energy in fuel cells. One hurdle to the introduction of sustainable hydrogen technology is the fact that ...
