%0 Journal Article %T ESTUDIO DEL CONTENIDO DE CANABINOIDES EN MUESTRAS DE MARIHUANA (Cannabis sativa L.) CULTIVADAS EN VARIAS REGIONES DE COLOMBIA %A FLORIAN R %A N¨¦stor M %A PARADA A %A Fabi¨¢n %A GARZ¨®N M %A William F %J Vitae %D 2009 %I Universidad de Antioquia %X the present study analyzes the cannabinoids content in samples of cannabis sativa l. cultivated illicitly in colombia. the physicochemical conditions are optimized for the extraction and quantification of cannabidiol (cbd), 9-tetrahidrocannabinol (thc) and cannabinol (cbn) starting from a vegetable sample using gas chromatography with flame ionization detector (gc-fid), validating the respective analytic method. samples coming from four diferent colombian regions are analyzed (llanos orientales, ll; cauca, ca; sierra nevada de santa marta, sn; eje cafetero, ec). the study let determination of cbd, thc and cbn samples quantitatively. the average content of thc in the samples of the region ll is of 15.74% ¡À 2.92, in the region ca is of 10.98% ¡À 6.70, in the region sn is of 2.81% ¡À 1.72 and in the region ec of 1.87 % ¡À 1.25. the higher content of thc in vegetable samples of cannabis from the llanos orientales (ll) and cauca (ca) could be indicative of the employment of improved varieties. this fact generates a great concern about the potential effects produced by the drug in consumers. %K cannabis sativa %K marihuana %K cannabidiol %K cannabinol. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0121-40042009000200008&lng=en&nrm=iso&tlng=en