Fig. 1From: HHLA2 predicts better survival and exhibits inhibited proliferation in epithelial ovarian cancerDetection of HHLA2 expression in placenta as a positive control. a A mouse anti-human HHLA2 mAb (clone 566.1, IgG1) was used to stain placenta as positive control; b A mouse anti-human isotype IgG1 was applied for negative control. Magnification × 200; Scale bar: 100 μmBack to article page