TIMP1 is highly expressed in a plethora of tumours including colon,32 pancreas,33 breast,34 gastric,35 esophageal,36, 37 diffuse large B‐cell lymphoma,38 and renal cell carcinoma,39 in addition to non‐neoplastic tissues like the adipose tissue.40, 41. This evidence concerns the gene TIMP1 and diffuse large B-cell lymphoma.