@article{paperid:1040265, author = {Yolmeh, Mahmoud and Habibi Najafi, Mohammad B and Farhoosh, Reza}, title = {Optimization of ultrasound-assisted extraction of natural pigment from annatto seeds by response surface methodology}, journal = {Food Chemistry}, year = {2014}, volume = {155}, number = {5}, month = {June}, issn = {0308-8146}, pages = {319--324}, numpages = {5}, keywords = {Annatto; Antioxidant; Ultrasound-assisted; Optimisation; Response surface methodology}, }