MGMT expression and promoter methylation status may depend on the site of surgical sample collection within glioblastoma: a possible pitfall in stratification of patients?
Della Puppa A, Persano L, Masi G, Rampazzo E, Sinigaglia A, Pistollato F, Denaro L, Barzon L, Palù G, Basso G, Scienza R, d'Avella D. MGMT expression and promoter methylation status may depend on the site of surgical sample collection within glioblastoma: a possible pitfall in stratification of patients? J Neurooncol. 2012 Jan; 106(1):33-41.