interleukin 4 (il-4, human, recombinant) protein. cytokine that induces differentiation of naive helper t cells to th2 lymphocytes

pdb2int interleukin interleukin4 il4 il recombinant alpha helix cytokine helper cell lymphocyte th2 differentiation immunity white blood allergy wound repair inflammation parasite structure peptide protein amino acid molecule polypeptide polymer atoms science scientific disease health molecular model 3d rendering illustration background