The average number of leukocytes (CD45+ cells) in control- and bevacizumab-treated tumour was 1.56 × 104 and 2.19 × 104 cells per 1 mg of tumour tissue, respectively (not significant with Student's t-test), whereas the number of fibrocyte-like cells was 1.12 × 103 and 3.80 × 103 per 1 mg of tumour tissue, respectively (P<0.05 with Student's t-test). The gene discussed is PTPRC; the disease is neoplasm.