Pasteur Institute scientist announces discovery of parasitic ultramicrobe foe of disease-producing bacteria By Science News Magazine Issue: Vol. No. 32, November 7, 1921 Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Having trouble viewing this? Open in a new window