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Stimulants in Biological News

Economic value of insect pollination worldwide estimated at 153 billion euros

... oilseed crops with 39 billion. The impact on stimulants (coffee, cocoa), nuts and spices was less, at ... among crop categories with a maximum of 39% for stimulants (coffee and cocoa are insect-pollinated), 31% for ... crop categories namely fruits, vegetables and stimulants the situation would be considerably altered ...

New asthma research opposes current drug treatment, says UH prof

... HOUSTON Just when the Food and Drug Administration is reconsidering the use of stimulants to treat asthma, a new research study offers further evidence to support a University of Houston professor's theory that an opposite approach to ...

American Chemical Society's Weekly Presspac -- Aug. 29, 2007

... theres growing regulatory and ethical concern about the use of such drugs for non-medical purposes. This includes using memory-enhancing compounds as stimulants to gain a competitive edge in the workplace or even on exams, which could result in unfair advantages over people who do not use the drugs. The ...

Smashing the time it takes to repair our bones

... device replicated the mechanical and electrical stimulants which occurred naturally in the body to repair ... would experience in the body, and then varied the stimulants to extract a beneficial environment for tissue ... "Previous research has looked at both of these stimulants individually, but not together, neglecting the ...

Prenatal cocaine's lasting cellular effects

... (ADHD). However, the standard treatments for ADHD -- Ritalin and other stimulants -- are not always effective in these children. Studying the effects ... offspring showed attention problems as well as insensitivity to stimulants like amphetamine, suggesting that cocaine exposure had altered the ...

Study reveals how ADHD drugs work in brain

... ADHD drugs fall into a class of medications known as stimulants. ADHD stimulants boost levels of two neurotransmitters, or chemical messengers in the ... primarily examined the effects of the medicines at high doses. High-dose stimulants can cause dramatic spikes in neurotransmitter levels in the brain, which ...

Noise And Delays Explain Why Some Genes Oscillate In Activity

... who has indulged one latte too many knows, caffeine and other powerful stimulants have limited usefulness. These potentially addictive chemicals can distort ... CX717 has a different biochemical action, it may be more beneficial than stimulants for counteracting the cognitive effects of sleep deprivation. But that ...

Clocking in Pillow Time without the Pillow

... who has indulged one latte too many knows, caffeine and other powerful stimulants have limited usefulness. These potentially addictive chemicals can distort ... CX717 has a different biochemical action, it may be more beneficial than stimulants for counteracting the cognitive effects of sleep deprivation. But that ...

Nitric oxide: Key to cardiovascular and pulmonary function and drug effectiveness

... role in human health and disease. "When nitric oxide function is impaired by disease, therapeutic agents like beta-agonists in asthma and adrenergic stimulants in heart failure will work less well. The key now is to determine how best to manipulate these ubiquitous receptors, together with nitric oxide for ...

Psst! Coffee drinkers: Fruit flies have something to tell you about caffeine

... on to examine whether this indifference to bitter was due to the taste nerves on the fly's "tongue" or some malfunction in the fly's brain. Chemical stimulants trigger taste receptor cells to send an electrical current to the brain where the information is processed and often leads to a change in behavior, ...

High dopamine transporter levels not correlated with ADHD

... ADHD, currently being conducted at Brookhaven National Laboratory and Mount Sinai, is investigating the potential long-term impact of treatment with stimulants on the dopamine system. ...
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