This material is cited in a US or other Patent and may not be used to
infringe the claims. Depending on the wishes of the Depositor, ATCC may be
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Miller PA, McCormick JR. Biological transformation of anhydrotetracycline to 5alpha(11alpha)-dehydrotetracyclines. US Patent 2,952,587 dated Sep 13 1960
McCormick JR, et al. Process of producing an antibiotic of the tetracycline series. US Patent 2,970,947 dated Feb 7 1961