氦 氖激光治疗皮肤损伤前后对人体免疫功能的影响

A He-Ne laser was used to treat radioder-matitis of patients with cancer. Serum IgG levels were detected before and after the treatment. An average increase of 224 mg% (P< 0.005) was observed. It is considered that He-Ne laser may exert influence on immune factors in blood, provoke B-cell and pro