Tag: "resistant" at medical news

Researchers identify new genetic risk factor for HIV infection

...e more likely to become infected with HIV but more resistant to the onset of AIDS? "At first blush it doesn't ... the first place. This change makes one extremely resistant to the disease. But Dr. Murphy cautions that people should not think themselves immune. "If you st...

More potent cancer drug made from platinum shows promise in clinical trials

...ug showed activity against ovarian cancer that was resistant to cisplatin. The new drug "is the first genuinely new platinum agent to enter clinical trials in 30 years," says Farrell. He believes that it could be on the market as early as 2004. Code-named BBR3464, it belongs to a new class ...

Sustained use of anti-depressants increases cell growth and protects cells in the brain

...fective treatment for cases of depression that are resistant to available drug treatments. As expected, chronic, or repeated, administration of ECS increased the number of neurons in the hippocampus of the brain by 50 percent. The chemical anti-depressants tested increased the number of neurons in the same are...

Noni plant may yield new drugs to fight tuberculosis

...e useful for building an alternative drug to fight resistant bacterial strains, the researchers say. An additio...g worldwide, due largely to the emergence of drug- resistant bacteria. In 1999, Hawaii had the highest rate of TB in the nation, according to the Centers for Dis...

Estrogen has antitumor activity in hormone therapy-resistant breast tumors

...men may eventually develop breast cancers that are resistant to raloxifene. Treatment of cultured raloxifene-r...rs found that raloxifene-resistant cells were also resistant to tamoxifen, suggesting that tamoxifen would not be effective against breast cancers that are resis...

Molecules inhibit HIV protease, could lead to new line of attack against AIDS

...the onset of full-blown AIDS. Since HIV can become resistant to existing drugs, the POM molecule would likely function as a complementary treatment along with known protease inhibitors and reverse transcriptase inhibitors like AZT, Hill said. "Basically it's really interesting scientifically, but we're not qui...

Widely used anti-bacterial inhibits parasites that cause malaria and toxoplasmosis

... she added. "The parasites that cause malaria are resistant to many of the available drugs, and there is no me...egy that could prevent or delay the development of resistant microbes. David Rice and John Rafferty are members of the Department of Molecular Biology and Bio...

Gluten in the diet may be the cause of recurring headaches

...t over time his attacks had become more severe and resistant to treatment. Following the diagnosis of gluten sensitivity and introduction of the gluten-free diet, his headaches were resolved. Removing the trigger factor, in this case gluten, may be a therapeutic intervention for some patients with gluten sensi...

Nabi StaphVAX elicits antibodies with in vitro activity against antibiotic-resistant Staphylococcus aureus strains

...nfections, might be able to combat both antibiotic resistant as well as antibiotic sensitive strains of the bac...n the hospital. Almost all S. aureus isolates are resistant to penicillin, and over 55% are now resistant to methicillin (MRSA strains). Moreover, S. aureus st...

Penn researchers identify new cost-effective antibiotic treatment which shortens patient stays

...ost-saving benefits, when used to treat infections resistant to most other antibiotics that can extend patients...occus aureus (MRSA) infections, caused by bacteria resistant to all but the most powerful antibiotics. One group of patients received the new antibiotic linezol...

Researchers build on discovery of potent potential antibiotic

...er these enzymes, like the A. aeolicus enzyme, are resistant to the prospective antibiotic PD 404182, Birck tested the compound on metal-requiring KDO 8-P synthase from Helicobacter pylori J99, the bacterium implicated in gastric ulcers and cancers. PD 404182 inhibited the enzyme, making Woodard and colleague...

Stony Brook chemist wins national award for drug discoveries

... the intestines as well as more potency in killing resistant tumors. The synthetic organic chemist has also teamed up with Boston-based ImmunoGen to attach the taxoid to monoclonal antibodies. These tumor-specific molecules can ferry the drug to its target, allowing nearly a 50-fold decrease in dosage and si...

Stimulating environment protects brain against damage from lead exposure

...t environmental enrichment may make the brain more resistant to lead's toxic effects, lessening the effects on a child's development." The researchers would like to continue the animal studies to test if there is a critical duration of exposure to an enriched environment that may protect against lead, both i...

Novel antibiotic provides rapid relief from symptoms of tonsillitis/pharyngitis, study shows

...h upper and lower RTIs - including those caused by resistant strains - with a short and reliable treatment regimen. Ketek combats resistant bacteria by inhibiting the protein synthesis necessary for bacterial reproduction, binding 10 times ...

Dialysis patients can avoid serious complications by using medication that normally treats low blood pressure, Yale researcher reports

...odrine was effective in patients with IDH who were resistant to other therapies. He also showed that the effects of midodrine were long-lasting. A significant improvement in patients was noted at one, five, and eight months of therapy. In a comparative study with cool dialysate, a proven therapy for dialysis-a...

From preventing disease to softening our ride, Virginia Tech inventions and creations can improve lives

...dent, received a patent for a transparent, scratch resistant coating for plastic and metallic materials. Patent 6,072,018 was awarded June 6 and is licensed to Research Corporation Technologies. Caiguo. Gong, a Ph.D. graduate now at Exxon-Mobil, and Harry Gibson, Virginia Tech chemistry professor, received...

Are people with HIV sticking to their medication treatment regimens? New method measures patient adherence

...ipped doses can quickly lead to the virus becoming resistant to the medication, said Dr. Honghu Liu, lead study author and associate professor, UCLA Division of General Internal Medicine and Health Services Research. HIV treatments consist of complicated drug regimens, involving many medications taken multiple...

Study points to potential role for caffeine in reducing the risk of Parkinsons disease

...rain destined to be affected by Parkinsons also is resistant to caffeine addiction. The current study does not support this theory, though, as it shows that caffeine can prevent the biochemical hallmark of Parkinsons in the mouse model. "The animal results lend more weight to caffeines neuroprotective natu...

Avandia may reduce risk of cardiovascular disease

...n with insulin resistance. People who are insulin resistant cannot effectively use the insulin the body produc...iveness, which is frequently lost in obese insulin resistant patients and patients with type 2 diabetes. Further, this change contributes to the accelerated rate...

Fresh hopes for treatment of malaria in Africa

...t malaria parasites in these countries have become resistant to pyrimethamine-sulfadoxine. An alternative treatment is needed. The difficulties that researchers face in finding an alternative include finding a drug manufacturer willing to provide effective treatments at a price affordable to countries whose fu...

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