â¢ Peptides are short linear chains of amino acids, whereas proteins are very long chains of amino acids. â¢ Several amino acids are linked together to form a peptide by peptide bonds, while several peptides are linked together to form protein molecules.
Mechanism of Action. Hiberix is a non-infectious vaccine used to prevent Haemophilus influenzae type b (Hib) infection in children. The vaccine works by causing the body to produce its own protection (antibodies) against the disease.
No shingrix is not a Live vaccine. Shingrix is non live, subunit recombinant vaccine which is used in United state continents to prevent shingles in elderly people. Shingles is caused by varicella zoster virus (VZV). It's a reactivation of chicken pox.