New discoveries of the way plants transport important substances across their biological membranes to resist toxic metals and pests, increase salt and drought tolerance, control water loss and store sugar can have profound ...
Biotechnology
May 1, 2013
0
0
(Phys.org) —University of Florida researchers have developed a "DNA nanotrain" that fast-tracks its payload of cancer-fighting drugs and bioimaging agents to tumor cells deep within the body. The nanotrain's ability to ...
Bio & Medicine
Apr 30, 2013
0
0
(Phys.org) —Proteins, unlike diamonds, aren't forever. And when they wear out, they need to be degraded in the cell back into amino acids, where they will be recycled into new proteins. Researchers at Rockefeller University ...
Cell & Microbiology
Apr 26, 2013
0
0
Hydrogen sulfide, the pungent stuff often referred to as sewer gas, is a deadly substance implicated in several mass extinctions, including one at the end of the Permian period 251 million years ago that wiped out more than ...
Plants & Animals
Apr 17, 2013
9
0
(Phys.org) —Recently, doctors have begun to categorize breast cancers into four main groups according to the genetic makeup of the cancer cells. Which category a cancer falls into generally determines the best method of ...
Bio & Medicine
Apr 15, 2013
2
0
(Phys.org) —British scientists from several research facilities across the country have found that an enzyme called glutathione transferase which is known to neutralize toxins meant to stem the growth of tumors in humans, ...
Certain Streptococci increase their production of toxic shock syndrome toxin 1, sometimes to potentially dangerous levels, when aerobic bacteria are present in the vagina. But scientists from the University of Western Ontario ...
Cell & Microbiology
Mar 22, 2013
0
0
Photos and mementoes that were snatched up and blown hundreds of miles during tornados in the south of the United States two years ago are giving researchers new insight on how debris is carried by the storms and how it could ...
Earth Sciences
Mar 18, 2013
1
0
Researchers from The University of Texas at Arlington are pioneering a new method for using carbon dioxide, or CO2, to make liquid methanol fuel by using copper oxide nanowires and sunlight.
Materials Science
Feb 19, 2013
3
0
Vibrio cholerae, the scourge of nations lacking clean water. Pseudomonas aeruginosa, the microbe that plagues people with cystic fibrosis. Acinetobacter species, opportunistic organisms that can infect vulnerable people. ...
Cell & Microbiology
Feb 15, 2013
0
2
