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The active component of marihuana slows down growth of malignant lungs tumors and reduces risk of metastasises. Harvard University employees managed to establish, that psychotropic drug suppresses growth and spread of the most dangerous cancer cells.
Scientists managed to show, that addition of this drug substance slows down growth of cellular colonies and reduces mobility of cells.
After that scientists have carried out additional experiments on mice with malignant lungs tumors. Experiment showed that cancer tumors were on the average by 50 % less on volume and weight, than at mice from the control group. The mechanism of the salutary action of marihuana active component remains unknown. However, scientists recognize that antineoplastic properties of the drug remain insufficiently studied and demand further confirmation. They noted also, that some of the previous researches on animals have shown, that marihuana can promote development of some cancer types.