Provided herein is a novel antibody exhibiting binding affinity and specificity to galectin-7. Also provided herein are methods for treating psoriasis or cancer in a subject by administering to the subject a drug selected with the aid of the present anti-galectin-7 antibody.本揭示內容是關於一種新穎抗體,其可展現出對半乳醣凝集素-7 (galectin-7)的結合親和力及專一性。本揭示內容亦涵蓋有關用以治療一個體之乾癬或癌症的方法,所述方法是對該個體投予一種運用本發明抗-半乳醣凝集素-7抗體所篩選出的藥物。