passages.id: split_6_test_3269_passage
passages.type: progene_text
passages.text: To undertake a systematic analysis of the expression of known AQPs in the postnatal and adult rat epididymis , we examined the expression of their respective mRNAs in epithelial cells isolated by laser capture microdissection ( LCM ) , and we determined their corresponding protein expression pattern by immunofluorescence and Western blotting .