Marijuana use, legalization and cognitive effects:
Researchers close in on engineering recognizable, drug-free Cannabis plant September 15, In a first step toward engineering a drug-free Cannabis plant for hemp fiber and oil, University of Minnesota researchers have identified genes producing tetrahydrocannabinol THCthe psychoactive substance in marijuana.
How hemp got high: Canadian scientists map the cannabis genome October 19, A team of Canadian researchers has sequenced the genome of Cannabis sativa, the plant that produces both industrial hemp and marijuana, and in the process revealed the genetic changes that led to the plant's drug-producing May 27, Hemp has turned into a legitimate test crop in Kentucky after a legal battle over imported seeds.
New analysis finds hempseed oil packed with health-promoting compounds January 29, Long stigmatized because of its "high"-inducing cousins, hemp—derived from low-hallucinogenic varieties of cannabis—is making a comeback, not just as a source of fiber for textiles, but also as a crop packed with oils Chemists discover cannabis 'pharma factory' July 16, University of Saskatchewan researchers have discovered the chemical pathway that Cannabis sativa uses to create bioactive compounds called cannabinoids, paving the way for the development of marijuana varieties to produce France seeks to stamp out first e-joint Update December 16, France sought to stamp out a new electronic cigarette containing cannabis, launched Tuesday with the claim it provides all of the relaxation but none of the mind-altering effects of marijuana.
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In their paper published in the journal Biology Letters, How antibiotics spread resistance November 28, Bacteria can become insensitive to antibiotics by picking up resistance genes from the environment.
Unfortunately for patients, the stress response induced by antibiotics activates competence in microorganisms, the ability Researchers discover honeybee gynandromorph with two fathers and no mother November 28, A team of researchers at the University of Sydney has discovered a honeybee gynandromorph with two fathers and no mother—the first ever of its kind observed in nature.
Researchers identify key players in mysterious process of protein quality control November 28, Proteins are the workhorses of our cells, carrying out essential tasks to keep our cells — and our bodies — functioning properly.
But proteins can only do their jobs if they fold into the right shape. Genetic mutation drives tumor regression in Tasmanian Devils November 28, Washington State University scientists have discovered genes and other genetic variations that appear to be involved in cancerous tumors shrinking in Tasmanian devils.Cannabis is an annual, dioecious, flowering regardbouddhiste.com leaves are palmately compound or digitate, with serrate leaflets.
The first pair of leaves usually have a single leaflet, the number gradually increasing up to a maximum of about thirteen leaflets per leaf (usually seven or . The main active chemical in marijuana is THC (deltatetrahydrocannabinol), the psychoactive ingredient.
The highest concentrations of THC are found in the dried flowers, or buds.
"Unfortunately, much of what is known about the human pharmacology of smoked marijuana comes from experiments with plant material containing about 2% THC or less, or occasionally up to 4% THC.
Marijuana is a combination of shredded leaves, stems and flower buds of the Cannabis sativa plant. Marijuana can be smoked, eaten, vaporized, brewed and even taken topically, but most people smoke.
In the United States, hemp is often confused with marijuana. It’s a consumer misconception that has, for decades, slowed the market potential for hemp in the food, dietary supplement, textile, and . This topic has study abstracts on Cannabis indicating that they may have therapeutic value in the treatment of Multiple Sclerosis, Tourette Syndrome, and Pain.