Commonly, human cells are inoculated in an immunocompromised murine recipient. He inoculated the chickens with virulent bacteria that killed other chickens, and they survived. Then, either MacConkey agar or EMB agar (or both) are inoculated with the stool. Selective media for mycobacteria or fungi can also be inoculated. Crucially all of at least four who Jenner deliberately inoculated with smallpox virus resisted it. Phipps was subsequently inoculated with smallpox more than twenty times without succumbing to the disease. Some believed that Edward Jenner's cow had been accidentally inoculated with smallpox. An isolate is inoculated into a tube with a sterile transfer loop. Two months later he inoculated the boy with smallpox and the disease did not develop. Fermentation begins once the growth medium is inoculated with the organism of interest. In 1782, Prince Alfred was inoculated against smallpox. Catherine decided to have herself inoculated against smallpox by Thomas Dimsdale, a British doctor. Other employees who had been inoculated with different batches of lymph remained healthy. Flour mites are intentionally inoculated into Mimolette cheese to improve the flavor. Once the medium solidifies, a sample of the organism is inoculated ("plated").