Tryptophan to niacin pathway in lupus erythematosus.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D007737:Kynurenine / Q000652:urine; D008180:Lupus Erythematosus, Systemic / Q000150:complications / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids / Q000378:metabolism*; D010787:Photosensitivity Disorders / Q000209:etiology; D012737:Sex Factors; D014364:Tryptophan / Q000378:metabolism*
D009539:Nicotinic Acids; D007737:Kynurenine; D014364:Tryptophan