Hospital and Medical News

July 21, 2014

Physicists reveal random nature of metastasis
Washington DC (SPX) Jul 21, 2014
The spreading of a cancerous tumour from one part of the body to another may occur through pure chance instead of key genetic mutations, a new study has shown. Physicists from the University of Dundee and Arizona State University have used a statistical model to show that the formation of a new secondary tumour - commonly known as a metastasis - could just as likely derive from "common" cancer cells that circulate in the bloodstream, as from "specialist" cancer cells. Their results, which have be ... read more

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Medical advances turn science fiction into science fact Exoskeletons helping the paralysed to walk, tiny maggot-inspired devices gnawing at brain tumours, machines working tirelessly as hospital helpers: in many respects, the future of medicine is already here. ... more		Study finds promise toward treating HIV and hep C A new hepatitis C drug has shown early promise in patients whose infection with both HIV and hepatitis C has made them traditionally difficult to treat, said a study Saturday. ... more		Search for AIDS cure pushes ahead despite setbacks Scientists on Saturday vowed to press ahead with their quest for a cure for AIDS, despite losing a veteran colleague and suffering a setback in research. ... more
				People with HIV living longer, study HIV-positive people in the world's rich countries now live nearly as long as those who don't carry the AIDS-causing virus, as drugs have cut the overall death rate in half, researchers said Friday. ... more		AIDS could be wiped out by 2030: UN Global AIDS-related deaths and new HIV infections have fallen by over a third in a decade, raising hopes of beating the killer disease by 2030, the United Nations said Wednesday. ... more

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Setback for cure overshadows AIDS council of war For more than three decades, AIDS and those fighting it have been locked in a tango whose steps have gone sideways, backwards or forwards with the lives of millions at stake. ... more		US health chief admits 'pattern' of safety failures The chief of the US government's top public health agency acknowledged a pattern of safety errors Wednesday after dangerous mixups in the handling of influenza and anthrax. ... more		Muon Space joins SHIELD missile defense effort with next generation space systems role BlackSky expands Gen-3 satellite intelligence contracts worldwide Stratoship alliance charts staged path for smallsat payloads		UN leader vows to help Haiti fight cholera epidemic UN chief Ban Ki-moon visited Haiti on Monday, vowing to help the country end a cholera epidemic that has killed more than 8,500 people since 2010 and that some blame on UN peacekeepers. ... more
				AIDS deaths up in Russia, against global trend The number of deaths from AIDS is going up in Russia, contrary to a global downward trend, a senior Russian health official said Wednesday, blaming a lack of public education about HIV infection. ... more		Does tissue decelerate therapeutic heavy ion beams Irradiation with heavy ions is suitable in particular for patients suffering from cancer with tumours which are difficult to access, for example in the brain. These particles hardly damage the penet ... more

Sierra Leone Ebola Suggest Presence In West Africa By 2006 Analysis of clinical samples from suspected Lassa fever cases in Sierra Leone showed that about two-thirds of the patients had been exposed to other emerging diseases, and nearly nine percent tested ... more		US govt lab reveals series of dangerous mix-ups The United States' top public health agency revealed Friday a series of alarming incidents in which dangerous biological agents including anthrax, influenza and botulism were mishandled over the past decade. ... more		Bats use sound flow to steer through cluttered habitats Sentinel 2A trials reveal unexpected night sensing capability Solar cycles seen in Antarctic fast ice history		WHO urges gay men to consider preventive drugs for HIV The World Health Organization on Friday urged men who have gay sex to consider taking antiretroviral drugs, warning that HIV infections are rising among homosexual men in many parts of the world. ... more
Africa to suffer deadliest ever year for rhino poaching More than 500 rhinos - and more than 150 in just the last two months - have been killed in South Africa so far this year, putting the country on pace to break last year's record of more than 1,000 poached rhinos. ... more		New simple setup for X-ray phase contrast X-ray phase-contrast imaging can provide high-quality images of objects with lower radiation dose. But until now these images have been hard to obtain and required special X-ray sources whose proper ... more		UN has 'moral responsibility' to tackle Haiti cholera: Ban The United Nations has a "moral responsibility" to help impoverished Haiti end a devastating cholera outbreak some blame on peacekeepers, Secretary-General Ban Ki-moon says. ... more		No extra mutations in modified stem cells The ability to switch out one gene for another in a line of living stem cells has only crossed from science fiction to reality within this decade. As with any new technology, it brings with it both ... more

	France warns of epidemic after chikungunya deaths in Antilles, Guiana France's health minister warned Thursday of a serious epidemic in the Antilles and French Guiana after 33 deaths were reported in connection with the chikungunya virus. ... more		'Nanojuice' could improve how doctors examine the gut Located deep in the human gut, the small intestine is not easy to examine. X-rays, MRIs and ultrasound images provide snapshots but each suffers limitations. Help is on the way. University at ... more

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New UN force on climate impacts on health		Switzerland halts pork imports over swine fever fears		Seeing your true colors: Standards for hyperspectral imaging		W. African Ebola epidemic 'likely to last months': UN		US-based scientist makes potent version of H1N1 flu
Latvia orders pig cull to stem African swine fever		New device helps paraplegic bypass spinal cord, move hand with brain		Z-Medica's QuikClot gets military recommendation		Mideast sees 'worrying' rise in HIV cases: UN		Hospitalisation for heart attacks in China up fourfold

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