<prompt> Septic shock is due to -ProteinLipopolysaccharideTeichoic acidPeptidoglycan  <response>: Septic shock results most often from gram-negative bacteria entering the body. lysis of gram negative bacteria releases endotoxin, a lipopolysaccharide into the circulation. it is responsible for immune system activation and systemic inflammatory response. Reference:rush Mohan textbook of pathology, 7th edition, pg no: 96 p 