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Doping in Medical News

European Researchers Call for New Doping Standards

Ethnic differences affect results with existing test, study finds THURSDAY, March 12 (HealthDay News) -- New steroid doping tests are needed for testing athletes, because current tests ignore important ethnic differences in hormone activity, researchers contend. Testosterone and oth...

Being a fair sportsman: Ethical decision making a shot at doping prevention?

The project will analyze if ethical training programs adapted to the field of sports and aimed at teaching ethical competencies can prevent doping and avoid deviant unfair behavior in sports. During the project an online doping prevention program will be designed and its effectiveness in the p...

US Psychiatrist Suspended from Practicing Medicine for Involvement in Doping Scam

Four years after a huge doping scam burst into the open in Paris, Dr. Brian Halevie-Goldman, a San Francisco psychiatrist has been suspended for three months by the// Californian state authorities. Dr.Goldman was then the medical director of the Bay Area Laboratory Co-Operative that allegedly...

World Cup: No Positive Doping Tests, Fewer Injuries

There have been no positive doping tests at this year's World Cup till now, football's ruling body FIFA announced Saturday//. FIFA's chief medical officer Jiri Dvorak confirmed that with 62 of 64 matches completed, all doping tests had returned negative while the number of injuries to players ...

Growth Hormone May Build Muscle in Older Men

...ay cause muscle wasting in the elderly. While treatment with MGF may prove beneficial in such cases, the downside "is that MGF has great potential for doping in sports," Goldspink added. "A synthetic version is already available over the Internet, and although it is very expensive, it is expected that ne...

New Online Resource for Consumers, Athletes and Coaches Concerned About Athletic Banned Substances

...r, quality products. Additional information, such as recent news stories on doping in sports and educational resources, can also be found at www.nsfsport.com...lean Sport Initiative, which provides a forum for discussions on accidental doping will now have the support of value-added informational sites that provide c...

American Chemical Society's Weekly PessPac -- Feb. 18, 2009

...Kingdom are reporting the development of a new test that can identify steroids with higher accuracy, more convenience, and less cost than conventional doping tests. Their report is in the current issue of Analytical Chemistry , a semi-monthly journal. In the new study, Rodat Cunningham and colleagues no...

New technique boosts protein NMR imaging speeds

... Ishii and his associates found a way of increasing sensitivity of SSNMR by doping samples at varying concentrations with the paramagnetic copper-acid solutio... cytoskeleton proteins. The new approach worked well with each type. The doping solution they added to enhance the sensitivity of samples did not change th...

Top U.S. Professional Cycling Team, Garmin-Slipstream, Partners With ADSI to Continue Anti-Doping Program

...lood and steroid levels. Detection of traditional doping products will also be included. Providing the ove..., but it will also include full screen testing for doping agents such as testosterone, cortisone, anabolic s...ention is to simply prevent any rider who could be doping from competing, and to continue to inspire fair sp...

Mayo Clinic Experts Offer Insights on Olympians

...- from coaches, parents, peers and sponsors. She has significant insight on doping issues, from supplements to performance enhancing drugs. And, she is a nati...struction and partial knee replacement. He has also presented nationally on doping issues. Gary Sieck, Ph.D., has been at the forefront of moving the field ...
Doping in Medical Technology

Surgex(TM) Becomes the First and Only BSCG (Banned Substance Control Group) Certified Product Which is Clinically Proven Effective in Sports Recovery and Performance

...tified into the Banned Substance Control Group's (BSCG) certification program. This is the only certification program in the US that uses a World Anti doping Agency accredited laboratory to detect for dangerous banned substances in nutritional supplements. Each batch of Millennium's line of Surgex(TM) produ...
Doping in Biological News

Anabolic steroids provide a competitive edge in power lifting years after doping has ended

HILTON HEAD, SCAnabolic steroids are synthetic hormones derived from the human male hormone testosterone. The use of steroids has been suspected in professional baseball and other sports where building muscle strength, rather than endurance, is paramount. Power lifting is such a sport. A team of r...

Silicon with afterburners: Process developed at Rice could be boon to electronics manufacturer

... and materials science and of computer science. doping introduces impurities into pure crystalline silico...ated circuits by making the circuits ever smaller, doping gets problematic. "When silicon gets really sma...n layer of molecules on the surface. These are not doping in the same way traditional dopants do, but they'r...

Triggering muscle development -- a therapeutic cure for muscle wastage?

... of intensive physical activity to cause muscle wasting in elderly people. "The downside", warns Dr. Goldspink, "is that MGF has great potential for doping in sports. A synthetic version is already available over the internet, and although it is still very expensive, it is expected that new technologies w...

Tufts University Prof. Maria Flytzani-Stephanopoulos named as AAAS Fellow

...s science which impact catalysis," said Flytzani-Stephanopoulos. "With new methods for the synthesis of nanomaterials rich in defects, and with proper doping of these structures with a variety of metals, it's like starting from scratch again to understand their chemistry and tailor their catalytic propertie...

Story tips from the Department of Energy's Oak Ridge National Laboratory, June 2008

...ld one day replace today's state-of-the-art gallium nitride-based devices. Key to the discovery is production of positively charged carriers -- p-type doping -- in zinc oxide using rapid pulse thermal processing. "LEDs require both p-type positively charged carriers -- and n-type -- negatively charged carr...

Nicotine may accelerate atherosclerosis, may be as dangerous as tar

...t mediates the protective functions of the lining of blood vessels. "These findings are preliminary. Going forward we will want to look at whether doping cigarettes with extra nicotine increases their atherogenic potential; whether blockers of nicotine reduce atherosclerosis; and if oral administration ...

Sports cheats beware -- new test detects previously undetectable drug

...an that athletes will no longer be able to get away with this form of cheating," says lead author Mario Thevis, who works in the Center for Preventive doping Research ?Institute of Biochemistry, at the German Sport University Cologne in Germany....
Doping in Biological Technology

Thermo Fisher Scientific Selected by China Doping Control Center to Supply Testing Instrumentation for the 2008 Olympic Games in Beijing

WALTHAM, Mass., Dec. 3 /PRNewswire-FirstCall/ -- Thermo Fisher Scientific Inc. (NYSE: TMO ), the world leader in serving science, today announced that the China Doping Control Center (CDCC) has selected the company as one of its major suppliers of instrumentation and software for the testing ...

NIST discovers how strain at grain boundaries suppresses high-temperature superconductivity

...se highly aligned superconductor films grain boundaries still limit their performance. The effect of dislocations can further be mitigated by chemical doping of the grain boundariesfor instance by replacing some of the yttrium atoms with calciumbut it has been difficult to apply this technique to long wire ...

Bilayer graphene gets a bandgap

...y doped by adsorbed metal atoms. But such chemical doping is uncontrolled and not compatible with device app...standing goal," says Wang. "Unfortunately chemical doping is difficult to control." Researchers then tried to tune the bilayer graphene bandgap by doping the substrate electrically instead of chemically, ...

Scientists demonstrate effect of confining dielectrics on semiconductor nanowire conductivity

... The finding, published in the April 6 issue of Applied Physics Letters , helps to confirm the "dielectric confinement effect", a key phenomenon in doping and conduction in nanostructures proposed by L. V. Keldysh in 1979. The dielectric confinement effect influences conductivity by changing the activati...

New 'near-field' radiation therapy promises relief for overheating laptops

...onger surface polariton, says Rotkin. Rotkin's group used microscopic quantum models to calculate heat dissipation as a function of electric field, doping and temperature. "Most of the energy losses are dissipated directly into the polar substrate and do not contribute to the field-effect transistor t...

Researchers peer into nanowires to measure dopant properties

...western, created a model that relates the nanowire doping level to the conditions during the nanowire synthe...ll enable us to add these elements and control the doping concentrations." Both professors will continue ...would like to establish the general principles for doping semiconductor nanowires," Lauhon says. ...

Encouraging high-risk research: DFG approves funding for 2 new Reinhart Koselleck projects

...she aims to develop new and innovative methods for doping nanostructures and, in particular, nanowires. She ...operties of nanostructures by carefully controlled doping sufficiently in order for them to be usable in ele...xtremely complex, in particular the realisation of doping profiles with well-defined and homogeneous transit...

Duke researchers coax bright white light from unexpected source

...ce. They have also known that adding sulfur allows it to emit some white light. But Liu, Everitt and Foreman are investigating how nanostructuring and doping improves its performance. The introduced sulfur is thought to boost wavelength conversions from ultraviolet to visible wavelengths by serving as an...

News from the March 2008 American Physical Society Meeting

... simply become superconductors," said Yang. Yang will present his results of how the gap changes at various temperatures and with various levels of doping - that is, with different amounts of various other atoms added to the material. "The results show that the underdoped system in the normal state be...

Feeling the heat

...emperatures in wires that were approximately 50 nanometers in diameter, said Yang. By reducing the diameter of the wires in combination with optimized doping and roughness control, we should be able to obtain ZT values of 1.0 or higher at room temperature. The ability to dip a wafer into solution and gro...
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