Tag: "adverse" at biology news

Scientists ID molecular 'switch' in liver that triggers harmful effects of saturated and trans fats

... or "good" cholesterol) and may have even stronger adverse effects than do saturated fats. The researchers report that when activated by harmful fats, PGC-1beta alters liver metabolism through a cascade of biochemical signals. The result is an upsurge in the liver's production of very low-density lipoprotei...

HIV Patients May Be at Risk of Heart Problems When Taking Protease Inhibitor Drugs

...e certain drug-drug combinations could trigger the adverse heart side effects. Background of the Discovery Dr. Badley's research group earlier discovered that protease inhibitors affect "pore function" of "channels" in a specific cell type they were studying. Pore function in channels permits the exchange ...

Clam embryo study shows pollutant mixture adversely affects nerve cell development

... found that all three together induce the greatest adverse response.Treating the embryos with the triple mixture resulted in increasedproduction of a subunit of an enzyme called protein kinase A (PKA),which previous research suggests plays a role in neural development,"says Reinisch. "Fluctuations in PKA may...

Study identifies predictors of HIV drug resistance in patients beginning triple therapy

... found that all three together induce the greatest adverse response.Treating the embryos with the triple mixture resulted in increasedproduction of a subunit of an enzyme called protein kinase A (PKA),which previous research suggests plays a role in neural development,"says Reinisch. "Fluctuations in PKA may...

Gene variations explain drug dose required to control seizures

...he world, Goldstein said. Both drugs commonly spur adverse reactions. "Physicians have long recognized that ... a smaller dose, thereby minimizing their risk for adverse side effects, he added. The findings in epilepsy set the stage for scientists to evaluate other con...

Essential mangrove forest threatened by cryptic ecological degradation

...excess of fresh water. The consequences range from adverse shifts in the composition of mangrove tree species to disrupted ethnobiological relationships, lagoon fisheries, and many additional functions provided by mangroves. The authors believe that the worrying aspect of the research is that a degradation ...

FDA Warns Consumers Not to Use Home-Use Diagnostic Kits Marketed by Globus Media

...lt in false results that could lead to significant adverse health consequences. The illegal kits are labeled as: Rapid HIV Test Kit. * Rapid Syphilis Test Kit * One Step Cassette Style Cocaine Test * One Step Cassette Style Marijuana (THC) Test * One Step Cassette Style Amphetamine Test ...

FDA Approves New Drug to Treat Type I and Type II Diabetes

...th diabetes in order to reduce risks for long-term adverse consequences of the disease, including blindness, kidney disease, and vascular disease. Symlin is to be used only in combination with insulin to help lower blood sugar during the 3 hours after meals. Symlin will have a Medication Guide (FDA-approved...

Genetically modified rice in China benefits farmers' health, study finds

...ect-resistant rice varieties reported experiencing adverse health effects from pesticide use in either 2002 o...3 percent in 2002 and 3.0 percent in 2003 reported adverse health affects related to pesticide use. ...

US life expectancy about to decline, researchers say

...k foods are major contributors to obesity. "These adverse changes in diet have been driven by a multi-billion dollar marketing campaign by the food industry aimed at young children," said Ludwig. "Cutbacks in funding for regular, mandatory PE classes and limited insurance reimbursement for obesity preventio...

How the environment could be damaging men's reproductive health

...genetic factors, the question arises as to whether adverse changes in the environmental factors affecting male reproductive health have taken place in Lithuania in the last 20 years. "We need to look more closely at the role of environmental factors, including those that can disrupt the hormone system, and ...

Chemicals in tattoo inks need closer scrutiny

...os have grown in popularity, so have complaints of adverse side effects associated with both their applicatio...ve been a variety of claims that tattoo inks cause adverse effects in people, including allergic reactions to ink components, a burning sensation during the co...

FDA Announces Series of Changes to the Class of Marketed Non-Steroidal Anti-Inflammatory Drugs (NSAIDs)

...elp make them aware of the potential for CV and GI adverse events associated with the use of this class of drugs. In addition, FDA is asking the manufacturers of all OTC NSAIDs to revise their labels to include more specific information about the potential CV and GI risks, and information to assist consumer...

Internet viruses help ecologists control invasive species

...ecause it can produce resting eggs able to survive adverse environmental conditions (such as drying out or being eaten by fish), and because humans transport the eggs on their fishing gear and pleasure boats. Professor Norman Yan of Ontario's York University has demonstrated that predation by the spiny wate...

Single-donor Islet Transplantation Procedure Shows Promise For Patients With Type 1 Diabetes

...pected, or procedure- or immunosuppression-related adverse events. All eight recipients achieved insulin independence and freedom from hypoglycemia. Five remained insulin-independent for longer than 1 year. "Our results mark a distinct advance in islet transplant efficacy. We not only achieved insulin indep...

Columbia study shows widely used artery clearing device does not help patients during heart attack

...tack, patients had a comparable frequency of major adverse cardiac events regardless of whether or not they received the treatment. The study also measured the size of the heart attacks by measuring the uptake of a tracer in the heart, and found that there was no difference for patients who received distal ...

Antiretroviral Therapy May Prevent HIV Transmission From Breastfeeding Mothers To Infants

..., however. Such levels may be high enough to cause adverse effects associated with the drugs, such as rash, neutropenia, and anemia, and to lead to the emergence of drug-resistant virus. For the second study, the researchers examined the ability of combination antiretroviral therapy to reduce HIV-1 RNA and ...

Cancer drug slows poxvirus in mice

...vec or similar drugs might be useful in preventing adverse side effects of smallpox vaccine. The classic smal... Gleevec might be useful as a preventative against adverse effects of smallpox vaccine, enabling clinicians to use the vaccine even in people who otherwise cou...

FDA Approves New Treatment for Chronic Hepatitis B

...ant improvement compared to lamivudine. The major adverse events associated with the use of Baraclude were of the type typically seen with HBV therapy. They include severe, acute exacerbation of hepatitis B after discontinuation of Baraclude, headache, abdominal pain, diarrhea, fatigue, and dizziness. The l...

New study: Sexually transmitted disease treatment can be effectively administered by sex partners

...have been conducted, there have been no reports of adverse events," Dr. Kissinger said. "Particularly for chlamydia, there is little chance of side effects with azithromycin," the antibiotic given to patients in patient-delivered partner treatment. Another worry that clinicians may have about patient-delive...

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