CTCFL and laryngeal squamous cell carcinoma: Another study on laryngeal squamous cell carcinomas revealed that patients having BORIS 7+ (BORIS transcript variants containing exon 7)/BORIS 7− (BORIS transcript variants lacking exon 7) ratio ≥ 1 had a higher rate of disease relapse than patients with BORIS 7+/BORIS 7− ratio < 1 [50].