New stroke-prevention drug unlikely to be cost-effective except in patients at high risk of bleeding
...blood clots tend to be large and can travel to the brain causing massive strokes. AstraZeneca, the company that developed Exanta, had submitted a New Drug Application to the Food and Drug Administration for approval of the drug as an agent to prevent strokes in patients with atrial fibrillation as well as...Sex hormone metabolite reduces stress, anxiety in female rats
...e where exactly allopregnanolone is working in the brain to reduce the effect of CRF."...Contrary to previous findings, smoking is detrimental to patients with Alzheimer's
...nicotine exposure worsens some Alzheimer's-related brain abnormalities, contradicting the common belief tha...ease is marked by the accumulation of two distinct brain lesions -- beta-amyloid plaques and neurofibrillary tangles -- which accumulate in specific brain re...Marijuana use affects blood flow in brain even after abstinence
...long inpatient program. The blood flow velocity in brain arteries was tested with transcranial Doppler sonography in all participants at the beginning of the study and again at the end of the month for the marijuana users. The blood flow velocity was significantly higher in the marijuana users than in the ...Abnormal brain activity during the observation of others' actions
...th autism display abnormal patterns of activity in brain circuits that underlie the understanding of other ...eficits. The basis of the study is a population of brain cells called mirror neurons, which are active both when we execute a specific action and when we see...Why North America is not a rhythm nation
...lar rhythms that are just naturally easier for the brain to process....UCLA brain scientists crack mystery of how alcohol causes intoxication
BACKGROUND: Alcohol interferes with how brain cells communicate with one another, coordination, ...s -- specific sites targeted by chemicals from the brain cells -- making them more responsive to very low levels of alcohol. Alcohol enhances the GABA recep...Infectious agent linked to mad cow disease found in organs other than the brain
... become infected. Past research had shown that the brain and spinal cord bear the highest infection risk for BSE, followed by organs such as the spleen, lymph nodes and tonsils. All other organs were thought to be devoid of prions. Ruddle and co-authors analyzed three organ systems that are typically free ...Varicella vaccine effective on chicken pox; Impact on herpes zoster unclear
...es zoster, which occurs when a latent virus in the brain becomes reactivated and causes a painful rash on the skin, leading to severe pain and burning along nerves. Zoster affects people with compromised immune systems, such as the elderly. Since 1995, when the varicella vaccine was first introduced in the...Dedicated hospital stroke centers improve quality of acute care
...ple's ability to recognize signs and symptoms of a brain attack, or a stroke, and getting to the hospital, fast," Potter said. The authors also report reduced complications at certified stroke centers. "The concept behind designated stroke centers is to reduce mortality and complications and improve cl...Opportunity missed: TIA patients receive less aggressive attention than those with stroke
...but nearly all TIA and stroke patients underwent a brain CT. MRI was performed on 69 percent of TIA patients and 72 percent of stroke patients. Ultrasound tests, which are important in identifying stroke risk and planning therapeutic interventions, were performed in a much lower percentage of TIA patie...Older people get the big picture faster, and they are less inhibited
...results suggest that as we age, the ability of one brain cell to inhibit another is reduced. That sort of i...rd to tune into the clutter itself. When the young brain sees big, high-contrast bars, it effectively tunes out because there is no object hidden in the bars...World-first living donor islet cell transplant a success
...y toxins which circulate in the blood stream after brain death." "Our expectation is that these islets from near-perfect organs will work better, although it's too early to tell," he says. The recipients use the same drugs to prevent organ rejection as are used in the Edmonton Protocol. Dr. Shapiro was in...Canadian neurologist wins highest award as American Stroke Association honors five
...h providing the first detailed descriptions of the brain stem, cerebellum and ventricles along with extensi...ole of free radicals in ischemia, hypertension and brain trauma. Kontos has received many honors for his career including the Thomas Willis award in 2001 and...Association publishes blueprint to strengthen stroke care from prevention through recovery
...g links that can transmit interactive clinical and brain scan data directly to physician's office. Because...during a three-hour window of symptom onset before brain damage becomes irreversible. For patients to receive tPA, they must get to a hospital soon after th...Rat whisking may provide insight into debilitating eye disorder
...uoc-Thang Nguyen and David Kleinfeld, describe the brain circuit, which coordinates sensory inputs and muscle activity in rats' whiskers. It is the first discovery of a reflex circuit that functions to boost the amount of incoming sensory information. Because the neural wiring of the rat whiskers appears...Third of European cancer patients use complementary and alternative therapies
...ghly educated and that pancreatic, liver, bone and brain cancer patients (i.e. patients with poor prognosis) used CAM significantly more often than other patients. Length of treatment ranged from as little as one month up to 18 years, with a mean of 27 months. In most countries around a third used CAM, wi...Inflammatory cells highly promising target in NF 1
...e disease face possible paralysis or damage to the brain and other organs. The disease frustrates doctors b... The tumors can interfere with the function of the brain and other organs, or prevent patients from walking. "Those are particularly tough problems. They're ...Treatment for brain tumor does not always follow recommendations
...examination of how the most common type of primary brain tumor is treated found that care does not always f...mors, grade III or IV) are the most common primary brain tumor, and their incidence is increasing over time, according to background information in the artic...Brain tumor treatment can vary greatly, according to new JAMA study
Primary malignant brain tumors are not very common about 9,000 patients d... research findings that it is a useful therapy for brain tumors. Other findings also raised concerns, according to Chang. Eighty-nine percent of brain-tumor...