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. 2016 Jan 14;11:4. doi: 10.1186/s13000-016-0454-x

Fig. 3.

Fig. 3

a Immunostain of syphilis shows spirochetes in the cytoplasm of histiocytes (1000 X, oil immersion). b DNA expression of TPmod1 is detected by PCR analysis. (Pos: positive control; Sample: tumor of the patient; Neg: negative control)