/oss/taxonomy/term/6177/all en /oss/article/contributors-history-general-science/pasteurs-bacterial-culture-coleys-toxins-anomalies-and-landmark-discoveries <p>By 1878, Louis Pasteur had formulated his germ theory of disease and had turned his attention to chicken cholera, a problem that plagued the French poultry industry. He managed to isolate a microbe from sick chickens he believed caused the disease and showed that injecting it into healthy birds led to their demise within a day. Scientific evidence requires repetition of an experiment, but a summer vacation intervened. No problem, Pasteur thought, he would just store his bacterial culture.</p> Tue, 05 Apr 2022 16:10:29 +0000 Nancy Liu-Sullivan, PhD 9072 at /oss