Molecular motor implicated in tissue remodeling
...filament with a net unidirectional motion. One-way motion indicates that energy is being utilized, so the te...on along networks of collagen in tissues. Further, motion along the precisely aligned collagen filaments directs the proper development of individual tissue t...Knock knock knocking on rhythm's neural doors
...ype "e," take another moment, type "e" again. The motion in both cases is exactly the same, performed by the same finger. But the brain processes that make the two different streams of 'e's are utterly different, according to a study done by a University of Southern California neural specialist and collea...Groundbreaking research could ignite new solutions to heat transfer in nano-devices
...first time that anyone has measured how a specific motion of a molecule on one side of a molecular wall causes molecules within the wall to move," said John Deak, Ph.D., assistant professor of chemistry at The University of Scranton. "In nanotechnology, researchers design materials whose properties originat...New sign language suggests children create language's fundamentals through learning
...s, which combine to make sentences. Expressions of motion are particularly useful for studying discreteness ... unbroken movement of the hand, such as a circular motion along a downward path. Senghas and her colleagues studied deaf individuals from each of the three ag...Cockroach-like robot leads new research effort
...d to the remarkably similar patterns of whole-body motion in animals as diverse as crabs, cockroaches, lizards, dogs and humans. "The robot has to operate in the real world, like the animal does, so we can use it for testing hypotheses," Full said. "We know, for example, that the body's center of mass b...Brain has center for detecting sound motion
...ely, you suddenly became unable to distinguish the motion of sounds, even while you retained the ability to ...m has such a region--or whether sound location and motion are processed by the same circuitry. Previous studies of the capabilities of brain-damaged patients ...News tips from the Journal of Neuroscience
...on-sensitive neurons : Attentional modulation of motion integration of individual neurons in the middle te...Cook et al. Two highly-trained monkeys performed a motion detection task under two different attentional states. For cells that had robust responses to the mo...Long-term effects of carbon monoxide poisoning are an autoimmune reaction
...showed that the CO-induced changes in MBP set into motion an autoimmune response in which lymphocytes, triggered to eliminate altered MBP, continue to attack normal MBP. Specifically, the researchers found that by-products of CO metabolism in the brain alter the charge and structure of MBP. "These changes...Optimizing protein's 'death domain' halts leukemia in laboratory study
... and internal signals. Some of the proteins set in motion a cell's death, while other "survival" proteins act to prevent programmed cell death. One hallmark of cancer is that an excess of anti-death or survival proteins overwhelms the system when it is trying shut down the abnormal cell, causing the cell to...Rare deficit maps thinking circuitry
...inly affect stimuli that don't move. Incorporating motion into stimuli might provide an alternate route and circumvent the problem by engaging temporal lobe circuitry."...Molecular motor myosin VI moves 'hand over hand,' researchers say
...-hand fashion, the argument for a rival 'inchworm' motion is getting pretty weak," said Paul Selvin, a professor of physics at the University of Illinois at Urbana-Champaign and a co-author of a paper to appear in the Journal of Biological Chemistry. Myosin VI is a reverse-direction molecular motor that mov...Protein fishing in America: The movie
...w data may not produce what we would think of as a motion picture, but for Lu it is just as good. It enables...ence and in real time--the position and continuous motion of the single molecules for the millisecond they flip-flop against each other. So far, Lu's team has...Images reveal how rotavirus - leading cause of diarrhea - enters cells
...rmitzer and colleagues speculate that this folding motion causes the spike's "body" component to break a hole in the cell membrane, allowing the virus to enter. The key finding for vaccine development is that the "head" and "body" portions of the VP4 protein contain many of the targets that the immune syste...Biologists deciphering complex lemur scent language
...the wrist gland, or they will go through a rubbing motion and mix the secretions of the shoulder gland with the secretions of the wrist gland, and then deposit that," said Drea. "So, one of our big questions is whether there's a difference between wrist marking and shoulder/wrist marking? What are the diff...Wheelchairs biomechanics, prosthetic development
...d an instrumented wheelchair ergometer while a 3-D motion analysis system collected joint kinematic and temp...m biomechanics. Information on hand rim forces and motion were collected in a motion analysis laboratory while volunteers propelled a wheelchair over a smooth...LICR/UCSD team solves mystery of centromeres
...s, enables rapid analysis of protein structure and motion (dynamics) at the molecular level. Black performed DXMS analysis of CENP-A in the Woods' lab and identified a region of the protein that was much more rigid than similar regions of H3. He then genetically "transplanted" this small, sti...Scientists pinpoint molecules that generate synapses
...culture for these pioneering molecules that set in motion the linking of neural networks. In the end he fing...veral of its close relatives, as key to setting in motion the construction of synapses. Umemori confirmed FGF22's role by showing that mice in which FGF22 was...Yale scientists visualize details of how hepatitis C unwinds RNA
.... Instead, NS3 moves with a discontinuous stepping motion that alternates rapid translocation with pausing. "We observe that the helicase proceeds through discreet spatial and kinetic microstates," Pyle said. "We actually track the speed and processivity of the helicase as it passes through each base pair o...Lowly weeds may hold promise for curing host of common health woes
... said. Scopolamine, an important drug for treating motion sickness, also is weed-based, as are the cancer medicines vinblastine, for Hodgkin's disease, and vincristin, for childhood leukemia, he said. "With all the emphasis on the tropical rain forests, an entire area is being missed in natural products re......nefits in terms of increased mobility and range of motion with minimal healing times," said John Lee, Executive Director of DCI Donor Services. "By integrating the Clearant Process into our programs, DCI Donor Services can continue to offer high quality tissue for transplantation." Initially, DCI D...