Tag: "knot" at biology news
Secret behind hard exoskeletons, spreading wings revealed
...ember of a group of molecules known as the cystine knot
proteins. Cystine knot
proteins are so known due to their molecular structure, repeated across mammalian species, of three ...
'Knot' to be undone, researchers discover unusual protein structure
...ng feature in it: a knot. This is the first time a knot
has been found in a protein from the most ancient ... an archaebacterium, and one of only a few times a knot
has been seen in any protein structure. This very unusual protein shape finding is a result from the...
Beyond patches and pills: the remarkable future of drug delivery
...g those with paralysis to someday walk again. The knot
that ties itself -- Sometimes surgeons do operations in areas of the body that are very hard to access, making it almost impossible to tie a suture. To help them, scientists have manipulated tissue-engineering polymers to make materials that change ...
Smart suture is first application of novel MIT polymer
...--A smart suture that ties itself into the perfect knot
kicks off the first of many potential medical appl...r example, "how does one implant a bulky device or knot
a suture in a confined space?" Some materials can be "taught" to have one shape at one temperature (...
Scientists find solution to a mystery surrounding Alzheimers, Huntington's and other neurological diseases
...oteins from passing through. Imagine a rope with a knot
in it. The aggregate can function very much like a knot. Other studies have shown that proteins that do not unfold properly can get stuck inside the proteasome. We want to conduct another experiment to see if aggregates get stuck, too. In addition to...
UC Davis science, engineering and technology newstips -- March
...MATHEMATICIANS UNRAVEL KNOTTY PROBLEM Untangling a knot
may seem simple, but the theory of knots has tied ...s the loops cross each other. The simplest kind of knot
is a closed loop. Mathematicians call this a trivial knot, or unknot. "Imagine a garden hose, with ...
NSF boosts research for understanding structure and function of complex plant genomes
...ut usually in a negative way. For example,the root knot
nematode worm(Meloidogyne sps.) is an important pathogen of many economically important crops such as soybean. North Carolina State University researchers will take aim at understanding the genes involved in the interaction between the nematode and t...
ORNL Microscope "Sees" Bumps That Reveal Partial DNA Structure
...hey get excited about the "knots." Thereason: each knot
is really a "protein bump" formed when a proteinrecognizes and attaches to a specific site on a DNA molecule. These ORNL scientists are developing this new imaging approach as analternative technology for DNA mapping. They think their technique will ...