Pseudomonas acidophila is a Gram-negative soil bacterium that produces the beta-lactam antibiotic, sulfazecin, as well as bulgecins. It was first isolated in Japan. Because this organism is patented,Imada A, et al. Antibiotic G-6302. US Patent 4,229,436 dated Oct 21 1980. it is not officially recognized as a legitimate Pseudomonas species, and therefore has no type strain. It is available, however, through the American Type Culture Collection.
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