Şansele ca o persoană ce are această genă să devină dependentă de cocaină sunt cu 25% mai mari decât la o persoană ce nu posedă gena.
Probabil că acest studiu nu-io va conduce pe oamenii de ştiinţă spre un remediu pentru dependenţii de cocaină, dar rezultatele sale ar putea fi folosite pentru a-i identifica şi ajuta pe acei consumatori de cocaină care au un nivel mai ridicat de dependenţă.
„Dacă eşti un purtător al acestei mutaţii genetice a genei CAMK4, probabilitatea să devii dependent de cocaină este mult mai mare”, a explicat coordonatorul acestui studiu, profesorul Rainer Spanagel „Am descoperit predispoziţia genetică la dependenţa de cocaină”, a mai adăugat el.
Oamenii de ştiinţă consideră că factorii genetici sunt responsabili pentru aproximativ 70% din numărul cazurilor de dependenţă de cocaină, această dependenţă devenind astfel la fel de ereditară ca şi schizofrenia. De asemenea, conform altor studii şi alcoolismul se transmite ereditar în proporţie de 50% din cazuri.
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