Fig. 1From: Novel In Situ Collection of Tumor Interstitial Fluid from a Head and Neck Squamous Carcinoma Reveals a Unique Proteome with Diagnostic PotentialSDS-PAGE analysis of TIF. TIF (10 μg) was separated by SDS-PAGE and stained with Coomassie brilliant blue. The two lanes labeled right and left represent TIF collected from two separate extractions using the ultrafiltration catheter device of a head and neck tumor in situBack to article page