Explicând că introducerea de THC în creier acţionează o auto-digestie la nivel celular, proces cunoscut sub numele de „autophagy,” studiu are drept co-autor pe Guillermo Velasco, care a dezvăluit că împreună cu echipa sa, a izolat calea specifică prin care acest proces se desfasoara, şi a observat că, se pare, „ucide celulele canceroase, fără să afecteaze celulele normale. „
Velasco cercetează împreună cu departamentul de biochimie şi biologie moleculară în cadrul Şcolii de Biologie la Universitatea Complutense din Madrid. Rezultatele au fost publicate în numărul de aprilie a publicaţiei „Journal of Clinical Investigation” (Jurnalul Investigaţiilor Clinice)
Cercetătorii spanioli s-au concentrat pe doi pacienţi care suferă de „recurente glioblastoma multiform”, o forma rapidă de cancer cerebral. Ambii pacienţi au fost înrolaţi într-un studiu clinic conceput pentru a testa potenţialul THC ca o terapie de cancer.
Notiţe luate cu ajutorul microscopului pentru analiza de ţesut din creierul uman, luate atât înainte cât şi după o perioadă de 26 până la 30 de zile de tratament cu substanţa THC, cercetătorii au constatat că aceasta eliminată celulele canceroase lasând intacte celulele sănătoase.
Dr. John S. Yu, co-director al Programului Comprehensiv Brain Tumor în Institutul Neurochirurgical Maxine Dunitz de la spitalul Cedars-Sinai din Los Angeles, a declarat ca rezultatele au fost „deloc surprinzătoare”
„Au fost rapoartele anterioare în acest sens,” a spus el. „Deci acesta este încă un indiciu că THC are un efect anti-cancer, ceea ce înseamnă că este cu atât mai mult un obiect de studiu. Dar aceasta nu sugerează că ar trebui ca lumea să sară la o marijuana pentru un potential remediu de cancer.”
Totuşi, este exact ceea ce au făcut mulţi pacienţi cu cancer cerebral, a spus dr. Paul Graham Fisher, director la Beirne Familie, secţia de neuro-oncologie la Universitatea Stanford.
„Deci, avem nevoie de lipsa prejudecăţilor. Dar acest lucru sugerează faptul că promisiunea THC ar putea fi un pic peste speranţe, şi, desigur, aceasta necesită investigaţii suplimentare, înainte de a spune oamenilor să meargă şi să răsucească un joint.”
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