<prompt> The scientist below contributed to all of the following exceptChicken Cholera vaccineRabies vaccineDiphtheria toxoidAnthrax vaccine  <response>: Lois Pasteur 1822-95:He introduced techniques of sterilization and developed the steam sterilization, hot air oven, and autoclaveHe worked on Chicken cholera vaccine, rabies vaccine, and Anthrax vaccine.Diphtheria toxoid work was done by Roux and Yersin.Ref: Ananthanarayan 9th edition, p13 