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Alternate Requirement for Vitamin B12 or Methionine in Mutants of Pseudomonas denitrificans, a Vitamin B12-producing Bacterium |
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| Authors: | Barbara D Lago and Arnold L Demain |
| Abstract: | Experiments are described which indicate that Pseudomonas denitrificans, an organism that overproduces vitamin B(12), uses the B(12) pathway exclusively for methionine synthesis. |
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