Hemoglobin induces the expression of ind
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Nanako Ogasawara; Takashi Oguro; Toshitsugu Sakabe; Miyoko Matsushima; Osamu Tak
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Article
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2009
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John Wiley and Sons
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English
⚖ 322 KB
👁 1 views
## Abstract Indoleamine 2,3‐dioxygenase (IDO) is the rate‐limiting enzyme in the kynurenine (Kyn) pathway of tryptophan (Trp) metabolism. IDO is immunosuppressive and is induced by inflammation in macrophages and dendritic cells (DCs). Previous studies have shown the serum Kyn/Trp levels in patient