The term columnar epithelial cell is identified in base64 scheme by the sequence Y29sdW1uYXIgZXBpdGhlbGlhbCBjZWxs, while the MD5 signature is equal to c63164576d9051780a5e6721ed577a54. The ASCII encoding of columnar epithelial cell in hexadecimal notation is 636f6c756d6e6172206570697468656c69616c2063656c6c.