Microbiology If a patient was immunized with hepatitis B vaccine, which of the following is seen in serum? A HBeAg B FIBSAg C Anti-HBs antibody D Anti-HBe antibody 💡 Explanation If a patient was immunized with hepatitis B vaccine, which of the following is seen in serum? ✓ Correct Answer: C. Anti-HBs antibody