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New studies suggest airborne SARS transmission is possible

...s Hospital, 41 percent of patients admitted to the ward in which the first SARS patient was staying became infected. Proximity to the bed of the first case seemed to be strongly linked with incidence of infection-two-thirds of patients in the same bay and half of patients in an adjacent bay were infected ...

UCSD discovery may help extend life of natural pesticide

...nic farmers and in genetically engineered crops to ward off insect pests. Their findings should facilitate the design and use of Bt toxins to prevent insects, which the researchers believe also possess the molecule, from developing resistance to Bt, extending the life of this natural pesticide. The stud...

First frozen egg baby born in Canada

...describe the event--I was standing in the delivery ward and I was helping my beautiful partner when she gave birth to this beautiful baby. I wish to take this opportunity to thank the MUHC staff, and especially the staff of the Reproductive Centre." The McGill Reproductive Centre of the MUHC is pioneerin...

Roots Engage in Underground Chemical Warfare

... "root exudates" contain antimicrobial agents that ward off the continual attacks by soil pathogens. The work is published in the March 10 issue of the journal Nature. The exudates from Arabidopsis roots kill a wide range of bacteria, confirming that roots are not always vulnerable, anchored targets. Th...

Researchers find gene that may be at root of potato blight

...estans manifestation by recognizing Avr3a and then ward off an impending disease. The R3a gene was discovered earlier this year by scientists at Wageningen University, The Netherlands. In laboratory experiments on leaves from potato plants, the scientists found that the leaves containing the R3a gene suc...

Malfunctioning bone marrow cells sabotage nerve cells in diabetes

...abetes can be treated. However, treatment does not ward off many of the complications. Neuropathy is a common complication that causes pain and ultimately loss of sensation in the extremities and can lead to amputation. Previously, Chan and members of his laboratory had found that bone marrow cells were ...

New study finds how cells with damaged DNA alert the immune system

...d be another ingenious trick that the body uses to ward off cancerous cells." Interestingly, the NKG2D receptor is also found on the CD8+ T cell, a type of immune cell that acts as a sentry with a long-term memory of prior invaders. These cells stand ready to find and destroy cells infected by viruses be...

Renewed hope for Parkinson's patients

...d be another ingenious trick that the body uses to ward off cancerous cells." Interestingly, the NKG2D receptor is also found on the CD8+ T cell, a type of immune cell that acts as a sentry with a long-term memory of prior invaders. These cells stand ready to find and destroy cells infected by viruses be...

New vaccine platform may fight infections with causes from influenza to bioterrorism

..., suggests that the immune system can be primed to ward off other infections as well, such as those caused by the flu, smallpox or exposure to anthrax, even in patients who have the highest risk for infection. Reporting in the Journal of Clinical Investigation, Jay K. Kolls, MD, division chief of Pediatr...

Low-cost drug gaining favor for use in HIV-infected children in poor countries

... generic medicine cotrimoxazole -- for children to ward off common infections that can be deadly to a person whose immune system is weakened by HIV. Dr. Kate Grimwade, with the Heart of England National Health Service foundation trust in Birmingham, led the review of the drug and found "a significant mo...

Oops! Researchers publish new findings on the brain's response to costly mistakes

...yday life, with repetitive patterns of behavior to ward off or prevent such events. The new research, published in the Journal of Neuroscience, involved 12 healthy adults who had their brains scanned using a powerful functional MRI (fMRI) imaging machine, while they were asked to respond to a series of ...

A clue from macaques yields evidence for impaired retroviral defense genes in humans

...us effects on the ability of present-day humans to ward off infections by both old and new retroviruses. ...

Honey helps problem wounds

...eatment of wounds.' Dr. Simon works on the cancer ward of the Bonn University Children's Clinic. As far as the treatment of wounds is concerned, his young patients form part of a high-risk group: the medication used to treat cancer known as cytostatics not only slows down the reproduction of malignant ce...

How plants avoid feeling the burn

...lled photoprotection, which acts like sunscreen to ward off the sun's harmful rays. "We knew that biomolecules called carotenoids participate in this process of photoprotection, but the question has been, how does this work?" said Iris Visoly-Fisher, a postdoctoral research associate in the Biodesign Ins...

H9N2 avian flu vaccine paired with adjuvant provokes strong human immune response at low doses

...u vaccine, should stimulate antibodies, which help ward off infection if the vaccinated person later encounters the flu virus. In general, the higher the level of antibodies made in response to a vaccine, the more protective the vaccine is, Dr. Atmar notes. "In our trial, a single inoculation of adjuva...

Telemedicine robots help improve health

...is already a successful addition to the children's ward at the Gladstone District Hospital, in Central Queensland. The Xstrata funding will support the development of four new robots which will be deployed in selected central and north Queensland hospitals, as well as employment of a Senior Research O...

Need to pull an all-nighter?

...gas nitric oxide from building up in the brain may ward off the sleep urge. The research, conducted by investigators from Children's Hospital Boston and the University of Helsinki (Helsinki, Finland), ties together previous observations about sleep and finds that nitric oxide production in a specific re...

Hopkins scientists link immune response to 'ghost' parasites and severely congested sinuses

...s may come at the expense of the nose's ability to ward off other invaders, such as bacteria, viruses or fungi. "The epithelial cells lining the nasal and sinus cavities play an important role as first responders of the immune system," he says. "But when they are distracted fighting non-existent para...

Nonvenomous Asian snakes 'borrow' defensive poison from toxic toads

...r defense. But what can non-poisonous snakes do to ward off predators? What if they could borrow a dose of poison by eating toxic toads, then recycling the toxins? That's exactly what happens in the relationship between an Asian snake and a species of toad, according to a team of researchers funded by...

Reminding doctors which antibiotics to prescribe cuts C. difficile infection rates

...ses of each specific drug they had prescribed, and ward rates of CD infection and MRSA. Doctors' prescriptions were compared before the policy change (September 1999-June 2001) and afterwards (July 2001-March 2003). A statistically significant drop in use of both cephalosporin and amoxicillin/clavulana...

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