AKT1 and laryngeal squamous cell carcinoma: The results showed that the expression of GLUT-1, p-Akt, and PI3K proteins was higher in the atypical carcinoid and in the laryngeal squamous cell carcinoma than in precancerous lesion; however, there is no difference in expression between in the atypical carcinoid and in the laryngeal squamous cell carcinoma (Figure 7).