TY - RPRT TI - An optimization study of solid-state fermentation: xanthophylls extraction from marigold flowers. AU - Navarrete-Bolaños José Luis AU - Jiménez-Islas Hugo AU - Botello-Alvarez Enrique AU - Rico-Martínez Ramiro AU - Paredes-López Octavio PY - 2004 DO - 10.1007/s00253-004-1615-5 UR - https://pubmed.ncbi.nlm.nih.gov/15156296/ ID - 15156296 ER -