arm in Biological News

Backpack straps can decrease blood flow in the shoulder and arm

SAN DIEGO, CA More than 92 percent of the children in the U.S. carry backpacks. Typically the backpacks are loaded with almost one-fourth of the childs body weight (22 percent) and worn with only one strap. Last year, a team of physician researchers examined the effect heavy-loaded backpack stra...

'Bionic' arm gives amputee sense of touch

Impressive impact factors prove that BioMed Central's Open Access journals are high quality and widely read and cited. Journals published by BioMed Central have again received impact factors that compare well with equivalent subscription titles, it was announced today, with five titles in the top f...

Defenseless plants arm themselves with metals

A group of plants that uses metal to defend against infection may do so because the normal defense mechanism used by most other plants is blocked. Purdue University researchers found that this group of plants produces, but does not respond to, the molecule that triggers the infection response us...

A much-needed shot in the arm for HIV vaccine development

International efforts towards developing a vaccine against HIV infection have been given a much-needed boost by the publication today of the Global HIV/AIDS Vaccine Enterprise's scientific strategic plan, published online in the freely available, open-access global health journal PLoS Medicine. The...

Reading the brain without poking it

...of Utah study shows that brain signals controlling arm movements can be detected accurately using new mic...interact with their environment using a prosthetic arm or a computer interface that decodes signals from ...d people move a computer cursor, operate a robotic arm and communicate. Meanwhile, researche...

How to text message and avoid pain

...k', says Gustafsson. Her thesis shows that mobile phone users with neck, arm or hand symptoms tend to use their mobile phones differently than seen in a...r, such posture should be avoided', says Gustafsson. Subjects with neck, arm or hand problems tended to use one thumb to text instead of two. The one th...

Ability to literally imagine oneself in another's shoes may be tied to empathy

...signed an experiment in which subjects had to imagine themselves in the position of another person and make a judgment about where this other person's arm was pointing. The task required the subject to mentally transform their body position to that of the other person. "We expected that the efficien...

Autonomous robot detects shrapnel

...of metal in a water bath, then directing a needle on the end of the robotic arm to it. The researchers had previously used this approach to detect micro-ca...s. For the next series of tests, the Duke researchers plan to use a robotic arm with six-axis capability. ...

CU-Boulder study shows Maya intensively cultivated manioc 1,400 years ago

... eruption of the volcano. A few anthropologists have suspected that manioc tubers -- which can be more than three feet long and as thick as a man's arm -- were a dietary salvation for ancient, indigenous societies living in large cities in tropical Latin America. Corn, beans and squash have long been...

Wet ear wax and unpleasant body odors signal breast cancer risk

...toms. The report describing this finding is featured on the cover of The FASEB Journal 's June 2009 print issue ( http://www.fasebj.org ), and should arm physicians with another clue for detecting breast cancer risk. "We do strongly hope that our study will provide a new tool for better predication...

Triage technology with a Star Trek twist

...s will require hardening of the unit, and further testing of optical stabilization technology to make sure the unit can function despite a responder's arm and hand movements. Transition and commercialization could occur sometime mid to late 2010. The final frontier for the SPTT, of course, is the fir...

Hunt for 'climate-ready' crops accelerates as organizations search seed collections worldwide

...e ready for climate change," said Elcio Guimaraes of GIPB. "It will be much easier for young plant breeders to identify and use promising traits that arm crops against climate change." The grants cover projects initiated by scientists in Africa, Asia, the Americas and Europe. They involve a range of...

Protein identified as critical to insulating the body's wiring could also become treatment target

...s with breast and prostate cancers. For nerves to communicate with each other or another cell type, such as a muscle cell, they reach out with an arm or extension called an axon. Much like the telephone lines that line roadways, these arms require proper insulation, called myelin, composed mostly of...

Monitoring water through a snake's eyes

...susceptible. "It's unlikely that someone will poison the water supply in Afghanistan," says Prof. Katzir, "but America is in grave danger and needs to arm itself against chemical threats to its drinking water. "With our naked eyes we can't distinguish between pure water and water that contains a small...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... attach to a tissue before being popped. In theory, this should improve both the specificity and efficiency of the gene therapy. Lindner created an arm designed to attach to endothelial cells lining blood vessels. He will present data evaluating the behavior of these "targeted" bubbles in living tissu...

Mouse model provides a new tool for investigators of human developmental disorder

...sts.org describes how they modify the Fgrfrl1 gene so that it loses function, then express the gene in mice. Fgfrl1 in humans is located on the short arm of chromosome 4 and mice born with the modified Fgfrl1 gene have a variety of physical features that are similar to characteristics seen in WHS patien...

truTV and Cox Offer Free Digital Fingerprinting to Help Prevent Crimes Against Children

...Pembroke Mall , Virginia Beach CHESAPEAKE, Va., April 2 /PRNewswire/ -- Turner Network Sales (TNS), the distribution, sales and marketing arm of Turner Broadcasting System, Inc. (TBS, Inc.), and truTV, are partnering with Cox Communications of Hampton Roads to present truTV's highly-regard...

The life histories of the earliest land animals

...llier, Duke University, have studied fossil upper arm bones from the two so-called "four-legged fishes",... several half-grown, as well as fully grown, upper arm bones from Ichthyostega and Acanthostega , allo...nimals had different life histories. "The upper arm bone provides a lot of information about the lifes...

Fossils suggest earlier land-water transition of tetrapod

...allier "reconstructed" the animals using imaging software (Amira and Mimics) to analyze the CT scans, focusing on the shapes of the two species' upper arm bones, or humeri. The CT slices revealed that Clack had found the first juvenile forms of Ichthyostega. Previously known fossils of Ichthyostega h...

Oral contraceptives impair muscle gains in young women

...supervision of exercise physiologists. They performed a variety of exercises to include chest press, lat pull down, leg extension, triceps extension, arm curl and abdominal crunch. Exercise was done using standard exercise machines and each volunteer performed three sets of 6-10 repetitions per exercise...

Oral contraceptives impair muscle gains in young women

...supervision of exercise physiologists. They performed a variety of exercises to include chest press, lat pull down, leg extension, triceps extension, arm curl and abdominal crunch. Exercise was done using standard exercise machines and each volunteer performed three sets of 6-10 repetitions per exercise...

truTV and Cox Offer Free Digital Fingerprinting to Help Prevent Crimes Against Children

...Pembroke Mall , Virginia Beach CHESAPEAKE, Va., April 2 /PRNewswire/ -- Turner Network Sales (TNS), the distribution, sales and marketing arm of Turner Broadcasting System, Inc. (TBS, Inc.), and truTV, are partnering with Cox Communications of Hampton Roads to present truTV's highly-regard...

Cleft lip and palate: Genes more important than thought?

...t role in the formation of clefts than was previously thought. The long arm of chromosome 8 The human geneticists from the University of Bonn had ...uman genome caught the scientists' attention. 'This was a point on the long arm of chromosome 8, where the cleft group conspicuously often had a variant, f...

Safeway gives $685,000 to TGen for breast cancer research

...riority for us at TGen and a goal that would benefit everyone,'' Dr. Trent said. Michael Bassoff, President of the TGen Foundation, the fundraising arm of the non-profit biomedical research institute, described Safeway's contribution as a special tribute to TGen researchers as they work to conquer can...

Van Andel Research Institute and TGen undertake alliance to promote science and health

...iscoveries about cancer and other debilitating medical conditions as quickly as possible from laboratories to patient care. VARI is the research arm of the Van Andel Institute (VAI), established in 1996 as a philanthropic research and educational organization by the late Jay and Betty Van Andel. ...

Motor nerve targeting to limb muscles is controlled by ephrin proteins

...he spinal cord to the limb to connect to either flexor muscles (i.e. biceps arm muscle) or extensor muscles (i.e. triceps arm muscle)." Previously, the researchers found that nerves connecting to exten...

TGen, Scottsdale Healthcare, Mayo Clinic study new drug to stimulate immune system of cancer victims

...at it may play a key role in augmenting the innate arm of the immune system. There are two broad compo...o eliminate viruses and bacteria. -- The innate arm senses infectious agents as they infect the body b...hich is not precise but potent. -- The adaptive arm of the immune system is instructed by the innate...

The medium is the message: Manipulating salmonella in spaceflight curtails infectiousness

...ld such findings be confirmed. Up to 70 percent of bacterial infections in humans may be associated with the formation of such biofilms, which seem to arm bacterial pathogens with formidable resistance to the host's immune system as well as to antibiotics. How do the disparate variablesextracellular ...

Fractional dose of scarce meningitis vaccine may be effective in outbreak control

...her, especially during epidemics in Africa. In a study initiated by the Norwegian Institute of Public Health, together with Epicentre (the research arm of Doctors Without Borders/Mdecins Sans Frontires), and Mbarara University of Science and Technology in Uganda, immune responses in patients receiving...

The International Society for Stem Cell Research releases new guidelines

...ntial information on the unique aspects of stem cell-based treatments, and transparency in reporting of clinical trial results. " Our guidelines will arm patients and their doctors with the information they need to make decisions about whether to seek stem cell treatments," said Dr. Olle Lindvall, co-ch...

Pain is in the eyes of the beholder

... patients with chronic pain and dysfunction in one arm to watch their own arm while they performed a standardized set of ten han...hen participants viewed a magnified image of their arm during the movements, andperhaps more surprisingly...

Caltech scientists develop 'barcode chip' for cheap, fast blood tests

...and speed of standard laboratory tests to analyze proteins in the blood. In traditional tests, one or more vials of blood are removed from a patient's arm and taken to a laboratory, where the blood is centrifuged to separate whole blood cells from the plasma. The plasma is then assayed for specific prote...

Superglue from the sea

...ested and used on humans in five to 10 years. The synthetic sandcastle worm glue would not be used to repair large fractures such as major leg and arm bones, for which rods, pins and screws now are used. But Stewart envisions that it might be used for gluing together small bone fragments in fractured...

Hypertension develops early, silently, in African-American men

...re in the aorta, near the heart -- was higher in the African-American men, the study found no difference in brachial blood pressure -- measured on the arm -- between the two groups. Taken together, the findings suggest that hypertension (high blood pressure) may be developing undetected in young Afric...

Space researchers developing tool to help disoriented pilots

...to weightlessness, to other gravitational environments, and upon return to Earth's gravity. The team is also developing training tools for telerobotic arm operation. ...

Physical activity and health: Finding the right prescription

...wn from the U of S, the Saskatoon Health Region, the City of Saskatoon and ParticiPACTION, Dr. Chad led a CIHR-funded project that became the research arm for the in motion health promotion strategy aimed at encouraging all citizens to make regular physical exercise part of their daily lives. The impact ...

New Study Reveals the Emotional Impact and Effectiveness of Negative Campaigning

...ASANTVILLE, N.Y., Oct. 23 /PRNewswire-USNewswire/ -- SP Labs - the research arm of Signal Patterns, developers of scientific-based social web applications ...: http://www.signalpatterns.com About SP Labs SP Labs is the research arm of Signal Patterns and consists of a team of top scientists from different ...

Where optics meets medicine

...tinal vascular changes in disease." The traditional means of visualizing the retina is known as fluorescein angiography. It involves a shot in the arm of fluorescein dye that travels within seconds through the blood to the eye where it highlights flow and vessel integrity in the small capillaries in ...

Brookhaven scientists take off for southeastern Pacific climate study

...odels -which would lead to more confidence in climate forecasts, including predictions about global warming." Mechoso heads the scientific modeling arm of the research program, while Robert Wood, assistant professor of atmospheric sciences at the University of Washington, will lead the experimental fi...

New way to make malaria medicine also first step in finding new antibiotics

...sphonates for other antibiotics. "We've grown up in the Golden Age of antibiotics," he said. "But now kids can come home with an infection in their arm that can't be treated. And what happens if you can't treat it? You may have to amputate the arm. This is no joke; we better find new treatments." ...