Search results for molecular signatures:
First Pump-Probe Experiment at Linac Coherent Light Source Completed
8 hours ago |
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(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from ...
Long-term physical activity has an anti-aging effect at the cellular level
9 hours ago |
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Intensive exercise prevented shortening of telomeres, a protective effect against aging of the cardiovascular system, according to research reported in Circulation: Journal of the American Heart Association.
Scientists reveal malaria parasites' tactics for outwitting our immune systems
9 hours ago |
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Malaria parasites are able to disguise themselves to avoid the host's immune system, according to research funded by the Wellcome Trust and published today in the journal Proceedings of the National Academy of ...
Researchers discover biological basis of 'bacterial immune system'
10 hours ago |
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(PhysOrg.com) -- Bacteria don’t have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.
Scientists gain new understanding of disease-causing bacteria
11 hours ago |
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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, ...
Scientists get up close to bacteria's toxic pumps
12 hours ago |
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Scientists are building a clearer image of the machinery employed by bacteria to spread antibiotic resistance or cause diseases such as whooping cough, peptic stomach ulcers and legionnaires' disease.
Researchers identify new mechanism of blocking HIV-1 from entering cells
Medicine & Health / HIV & AIDS
12 hours ago |
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Publishing in PLoS Pathogens, researchers at from the Kimmel Cancer Center at Jefferson have found a novel mechanism by which drugs block HIV-1 from entering host cells.
It takes two to infect: Structural biologists shed light on mechanism of invasion protein
13 hours ago |
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Bacteria are quite creative when infecting the human organism. They invade cells, migrate through the body, avoid an immune response and misuse processes of the host cell for their own purposes. To this end every bacterium ...
First live targeting of tumors with RNA-based technology
13 hours ago |
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(PhysOrg.com) -- Finding and treating a tumor without disturbing normal tissue presents challenges - sometimes the most effective therapies can be invasive and harsh.
Immunity-Related Genes in Leafcutting Bee Uncovered
16 hours ago |
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(PhysOrg.com) -- The first analysis of immunity-related genes in a solitary bee has been conducted by Agricultural Research Service (ARS) scientists and cooperators.
A challenge to improve Nuclear Magnetic Resonance for structural biology
18 hours ago |
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(PhysOrg.com) -- In structural biology, the only technique available to predict the three dimensional structure of large complex molecules in solution, such as proteins and DNA, is NMR spectroscopy. To catalyze improvements ...
Study shows new brain connections form rapidly during motor learning
Medicine & Health / Neuroscience
Nov 29, 2009 |
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(PhysOrg.com) -- New connections begin to form between brain cells almost immediately as animals learn a new task, according to a study published this week in Nature. Led by researchers at the University of Cal ...
Golden Oldie: Key Role for Ancient Protein in Algae Photosynthesis
Nov 27, 2009 |
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The discovery that an ancient light harvesting protein plays a pivotal role in the photosynthesis of green algae should help the effort to develop algae as a biofuels feedstock. Researchers with the Lawrence ...
Herschel takes a peek at the ingredients of the galaxies
Nov 27, 2009 |
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(PhysOrg.com) -- The European Space Agency has today released spectacular new observations from the Herschel Space Observatory, including the UK-led SPIRE instrument. Spectrometers on board all three Hershel ...
First-ever blueprint of a minimal cell is more complex than expected
Nov 26, 2009 |
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What are the bare essentials of life, the indispensable ingredients required to produce a cell that can survive on its own? Can we describe the molecular anatomy of a cell, and understand how an entire organism ...
