Immunogen sequence: SAFLSKRNPR QINWTVLYRR KHKKGQSEEI QKKRTRRAVK FQRAITGASL ADIMAKRNQK PEVRKAQREQ AIRAAKEAKK AKQASKKTAM AAAKAPTKAA PKQKIVKPVK VSAPRVGGKR; Positive Samples: HT-29, HepG2, HeLa. Ribosomes, the organelles that catalyze protein synthesis, cons