What is the link between Alexander Fleming and Louis Pasteur?

Alexander Fleming and Louis Pasteur are both pivotal figures in the field of microbiology and medicine. Pasteur is renowned for his discoveries in germ theory, vaccination, and pasteurization, fundamentally changing our understanding of Infectious Diseases. Fleming, on the other hand, is best known for discovering penicillin, the first true antibiotic, which revolutionized the treatment of bacterial infections. Together, their work laid the foundations for modern microbiology and the development of antibiotics, significantly improving public health.