News tagged with cell surface protein
Shedding light on how body fends off bacteria
To invade organisms such as humans, bacteria make use of a protein called flagellin, part of a tail-like appendage that helps the bacteria move about. Now, for the first time, a team led by scientists at The ...
Feb 16, 2012 |
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DNA nanorobot triggers targeted therapeutic responses
Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have developed a robotic device made from DNA that could potentially seek out specific cell targets within a complex ...
Nanotechnology / Bio & Medicine
Feb 16, 2012 |
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New technology allows scientists to watch cancer cells in action at unprecedented resolution
A photograph of a polar bear in captivity, no matter how sharp the resolution, can never reveal as much about behavior as footage of that polar bear in its natural habitat. The behavior of cells and molecules can prove even ...
Chemistry / Analytical Chemistry
Feb 01, 2012 |
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Chemists reveal the force within you
A new method for visualizing mechanical forces on the surface of a cell, reported in Nature Methods, provides the first detailed view of those forces, as they occur in real-time.
Nov 09, 2011 |
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Shedding light on a photosensitive protein
Even without eyes, many single-celled organisms can perceive and react to light. This is achieved via rhodopsins, proteins at the cell surface that trigger responses to specific wavelengths of light by directing ...
Nov 04, 2011 |
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A closer look at cells
Many substances and nutrients are exchanged across the cell membrane. EPFL scientists have developed a method to observe these exchanges, by taking a highly accurate count of the number of proteins found there. ...
Jul 27, 2011 |
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Researchers discover a new switch in resistance to plant diseases
Powdery mildew is a tricky pathogen: The fungus can manipulate barley in a way that it is not only granted entry into the plant, but also gets the plant's cells to supply it with nutrients. A team of researchers at Technische ...
Jul 12, 2011 |
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Entry prohibited for AIDS viruses: Peptide triazole inhibitors disrupt cell-free HIV-1
(PhysOrg.com) -- The initial entry of HIV-1 into host cells remains a compelling yet elusive target for the development of agents to prevent infection, a critical need in the fight against the global AIDS ...
Jul 08, 2011 |
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Researchers find new 'molecular motors' that bacteria use to transport proteins
(PhysOrg.com) -- Joshua Shaevitz, an assistant professor from the Department of Physics and the Lewis-Sigler Institute for Integrative Genomics at Princeton University, along with Mingzhai Sun, a postdoctoral associate at ...
Jun 13, 2011 |
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MicroRNA suppresses prostate cancer stem cells and metastasis
A small slice of RNA inhibits prostate cancer metastasis by suppressing a surface protein commonly found on prostate cancer stem cells. A research team led by scientists at The University of Texas MD Anderson Cancer Center ...
Jan 16, 2011 |
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Researchers discover a potential target for therapy for patients with a deadly prostate cancer
A monoclonal antibody targeting a well known cell surface protein inhibited prostate cancer growth and metastasis in an aggressive form of the disease that did not respond to hormone therapy, according to a study by researchers ...
Nov 08, 2010 |
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Chopping and changing in the microbial world: How mycoplasmas stay alive
Mycoplasmas regularly change their surface proteins to confuse the immune systems of the humans and animals they invade. Recent work in the group of Renate Rosengarten and Rohini Chopra-Dewasthaly at the University of Veterinary ...
Sep 08, 2010 |
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Scientists discover how deadly fungal microbes enter host cells
A research team led by scientists at the Virginia Bioinformatics Institute (VBI) at Virginia Tech has discovered a fundamental entry mechanism that allows dangerous fungal microbes to infect plants and cause disease. The ...
Jul 22, 2010 |
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New HIV vaccine trial first to target dendritic cells
When HIV was first discovered to cause AIDS in 1981, prominent scientists expected to have an effective vaccine within a couple of years. Three decades later, the disease has killed more than 25 million people and defied ...
Medicine & Health / HIV & AIDS
Jul 05, 2010 |
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New vaccines may come from forcing giardia parasite to display its many disguises
The intestinal parasite Giardia lamblia changes outfits nearly as often as a fashion model on a Parisian runway. With more than 200 protein coats in its molecular wardrobe, this troublesome creature -- the cause of innumerable ...
Medicine & Health / Medical research
Apr 29, 2010 |
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