Fig. 2From: Overexpression of IGF2 and IGF2 receptor in malignant solitary fibrous tumor with hypoglycemia: a case reportWestern blot analysis of serum. Compared to healthy control IGF2 (lane 3) and a previous IGF2-producing tumor (lane 4), preoperative serum (lane 1) of the patient contained high-molecular-weight IGF2, designated “big IGF2.” Postoperative serum (lane 2) of the patient showed IGF2 recovery within the physiological rangeBack to article page