News tagged with response
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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Fruit flies use alcohol as a drug to kill parasites
Fruit flies infected with a blood-borne parasite consume alcohol to self-medicate, a behavior that greatly increases their survival rate, an Emory University study finds.
Feb 16, 2012 |
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Scientists discover molecular secrets of 2,000-year-old Chinese herbal remedy
For roughly two thousand years, Chinese herbalists have treated Malaria using a root extract, commonly known as Chang Shan, from a type of hydrangea that grows in Tibet and Nepal. More recent studies suggest that halofuginone, ...
Feb 12, 2012 |
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We need to talk: How cells communicate to activate notch
During formation of multi-cellular organisms, cells need to talk to each other to make critical decisions as to what kind of cell to become, as well as when and where to become that cell type. The Notch signaling system allows ...
May 31, 2012 |
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50-year cholera mystery solved: Answers may help clear the way for a new class of antibiotics
For 50 years scientists have been unsure how the bacteria that gives humans cholera manages to resist one of our basic innate immune responses. That mystery has now been solved, thanks to research from biologists at The University ...
May 29, 2012 |
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Social status promotes faster wound healing in wild baboons
Turns out it's not bad being top dog, or in this case, top baboon.
May 21, 2012 |
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Zooming in on bacterial weapons in 3-D
The plague, bacterial dysentery, and cholera have one thing in common: These dangerous diseases are caused by bacteria which infect their host using a sophisticated injection apparatus. Through needle-like ...
May 21, 2012 |
3 / 5 (1) |
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What makes a worm say 'yuck'
Researchers at Harvard-affiliated Massachusetts General Hospital (MGH) say they have uncovered a way that animals detect pathogens in their bodies that allows their systems to respond before cellular damage ...
May 15, 2012 |
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Scientists discover way to detect low-level exposure to seafood toxin in marine animals
(Phys.org) -- NOAA scientists and their colleagues have discovered a biological marker in the blood of laboratory zebrafish and marine mammals that shows when they have been repeatedly exposed to low levels of domoic acid, ...
May 03, 2012 |
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Researchers have a natural sidekick that may resolve the antibiotic-resistant bacteria dilemma
Antibiotic-resistant bacteria continue to be a global concern with devastating repercussions, such as increased healthcare costs, potential spread of infections across continents, and prolonged illness.
Apr 25, 2012 |
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Anonymous says it hacked Chinese government sites
(AP) -- China was struggling Thursday to restore several government websites that international hacking group Anonymous says it attacked in an apparent protest against Chinese Internet restrictions.
Apr 05, 2012 |
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Subtle differences can lead to major changes in parasites
Researchers have found the subtle genetic differences that make one parasite far more virulent than its close relative.
Mar 22, 2012 |
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Insulin, nutrition prevent blood stem cell differentiation in fruit flies
UCLA stem cell researchers have shown that insulin and nutrition keep blood stem cells from differentiating into mature blood cells in Drosophila, the common fruit fly, a finding that has implications for studying inflammatory ...
Mar 12, 2012 |
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Protein complex affects cells' ability to move, respond to external cues
In a paper published today in the journal, Cell, a team from the University of North Carolina at Chapel Hill has explained for the first time how a long-studied protein complex affects cell migration and how external cues a ...
Mar 01, 2012 |
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Do parasites evolve to exploit gender differences in hosts?
Some disease-causing parasites are known to favor one sex over the other in their host species, and such differences between the sexes have generally been attributed to differences in immune responses or behavior. But in ...
Feb 28, 2012 |
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