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Pteridine Requirement of the Hemoflagellate Leishmania tarentolae |
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| Authors: | WILLIAM TRAGER |
| Affiliation: | Rockefeller Univ., New York, N.Y. 10021 |
| Abstract: | SYNOPSIS. Leishmania tarentolae grown in a defined medium required both folic acid and an unconjugated pteridine. Continuous growth was obtained with folic acid at a minimal level of 0.34 ng/ml and biopterin at 1.7 ng/ml. Neopterin was about 1/100 as active as biopterin. |
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