Figure 5
From: Cloning, expression and location of RNase9 in human epididymis
Immunofluorescence staining of RNase9 in spermatozoa. A1~C1: phase contrast image; A2~C2 nuclear counterstain (PI); A3: Ejaculated sperm; B3: Epididymal sperm; C3: Testicular sperm; A4~C4: Merged image; Green staining indicates the immunofluorescence of human RNase9 (FITC-labeled); Red staining (PI) indicates the nuclei. Scale bar: 5 μm.