References

• Abdel-Aal, E.-S.M., & Hucl, P.A. (1999). A rapid method for quantifying total anthocyanins in blue aleurone and purple pericarp wheats. Cereal Chemistry, 76, 350–354. doi:10.1094/CCHEM.1999.76.3.350
   Web of Science ®Google Scholar
• Aguayo-Rojas, J., Mora-Rochín, S., Cuevas-Rodríguez, E.O., Serna-Saldivar, S.O., Gutierrez-Uribe, J.A., Reyes-Moreno, C., & Milán-Carrillo, J. (2012). Phytochemicals and antioxidant capacity of tortillas obtained after lime-cooking extrusion process of whole pigmented Mexican maize. Plant Foods for Human Nutrition, 67, 178–185. doi:10.1007/s11130-012-0288-y
   PubMed Web of Science ®Google Scholar
• Alam, M.N., Bristi, N.J., & Rafiquzzaman, M. (2013). Review on in vivo and in vitro methods evaluation of antioxidant activity. Saudi Pharmaceutical Journal, 21, 143–152. doi:10.1016/j.jsps.2012.05.002
   PubMed Web of Science ®Google Scholar
• Aragón, C.F., Taba, S., Hernández, C.J.M., Figueroa, C.J., Serrano, A.V., & Castro, G.F.H. (2006). Catálogo de Maíces Criollos de Oaxaca. INIFAP-SAGARPA. Libro Técnico Núm. 6. Oaxaca, Oaxaca, México. 344 p.
   Google Scholar
• Brouillard, R. (1982). Chemical structure of anthocyanins. In P. Markakis (Ed.), Anthocyanins as food color (pp. 1–40). New York, NY: Academic Press.
   Google Scholar
• Cevallos-Casals, B.A., & Cisneros-Zevallos, L. (2004). Stability of anthocyanin-based aqueous extracts of Andean purple corn and red-fleshed sweet potato compared to synthetic and natural colorants. Food Chemistry, 86, 69–77. doi:10.1016/j.foodchem.2003.08.011
   Web of Science ®Google Scholar
• Chiremba, C., Taylor, J.R.N., Rooney, L.W., & Beta, T. (2012). Phenolic acid content of sorghum and maize cultivars varying in hardness. Food Chemistry, 134, 81–88. doi:10.1016/j.foodchem.2012.02.067
   Web of Science ®Google Scholar
• Collison, A., Yang, L., Dykes, L., Murray, S., & Awika, J.M. (2015). Influence of genetic background on anthocyanin and copigment composition and behavior during thermoalkaline processing of maize. Journal of Agricultural and Food Chemistry, 63, 5528–5538. doi:10.1021/acs.jafc.5b00798
   PubMed Web of Science ®Google Scholar
• De La Parra, C., Serna-Saldivar, S.O., & Liu, R.H. (2007). Effect of processing on the phytochemical profiles and antioxidant activity of corn for production of masa, tortillas, and tortilla chips. Journal of Agricultural and Food Chemistry, 55, 4177–4183. doi:10.1021/jf063487p
   PubMed Web of Science ®Google Scholar
• Hair, J.F., Anderson, R.E., Tatham, R.L., & Black, W.C. (1998). Multivariate data analysis (5th ed.). Upper Saddle River, NJ: Prentice Hall.
   Google Scholar
• Keleman, A., & Hellin, J. (2009). Specialty maize varieties in Mexico: A case study in market-driven agro-biodiversity conservation. Journal of Latin American Geography, 8, 147–174. doi:10.1353/lag.0.0061
   Google Scholar
• Lopez-Martinez, L.X., Oliart-Ros, R.M., Valerio-Alfaro, G., Lee, C.-H., Parkin, K.L., & Garcia, H.S. (2009). Antioxidant activity, phenolic compounds and anthocyanins content of eighteen strains of Mexican maize. LWT- Food Science and Technology, 42, 1187–1192. doi:10.1016/j.lwt.2008.10.010
   Web of Science ®Google Scholar
• Mendoza-Díaz, S.M., Ortiz-Valerio, C., Castaño-Tostado, E., Figueroa-Cárdenas, J.D., Reynoso-Camacho, R., Ramos-Gómez, M., … Loarca-Piña, G.F. (2012). Antioxidant capacity and antimutagenic activity of anthocyanin and carotenoid extracts from nixtamalized pigmented creole maize races (Zea mays L.). Plant Foods for Human Nutrition, 67, 442–449. doi:10.1007/s11130-012-0326-9
   PubMed Web of Science ®Google Scholar
• Mora-Rochin, S., Gutiérrez-Uribe, J.A., Serna-Saldivar, S.O., Sánchez-Peña, P., Reyes-Moreno, C., & Milán-Carrillo, J. (2010). Phenolic content and antioxidant activity of tortillas produced from pigmented maize processed by conventional nixtamalization or extrusion cooking. Journal of Cereal Science, 52, 502–508. doi:10.1016/j.jcs.2010.08.010
   Web of Science ®Google Scholar
• Moreno, Y.S., Sanchez, G.S., Hernandez, D.R., & Lobato, N.R. (2005). Characterization of anthocyanin extracts from maize kernels. Journal of Chromatographic Science, 43, 483–487. doi:10.1093/chromsci/43.9.483
   PubMed Web of Science ®Google Scholar
• Ramos-Escudero, F., Muñoz, A.M., Alvarado-Ortíz, C., Alvarado, Á., & Yáñez, J.A. (2012). Purple corn (Zea mays L.) phenolic compounds profile and its assessment as an agent against oxidative stress in isolated mouse organs. Journal of Medicinal Foods, 15, 206–215. doi:10.1089/jmf.2010.0342
   PubMed Web of Science ®Google Scholar
• Re, R., Pellegrini, N., Proteggente, A., Pannala, A., Yang, M., & Rice-Evans, C. (1999). Antioxidant activity applying an improved ABTS radical cation decolorization assay. Free Radical Biology & Medicine, 26, 1231–1237. doi:10.1016/S0891-5849(98)00315-3
   PubMed Web of Science ®Google Scholar
• Rice-Evans, C.A., Miller, N.J., & Paganga, G. (1996). Structure antioxidant activity relationships of flavonoids and phenolic acids. Free Radical Biology & Medicine, 20, 933–956. doi:10.1016/0891-5849(95)02227-9
   PubMed Web of Science ®Google Scholar
• Salinas-Moreno, Y., Martínez-Bustos, F., Soto-Hernández, A.R., Ortega-Paczka, R., & Arellano-Vázquez, J.L. (2003). Effect of alkaline cooking process on anthocyanins in pigmented maize grain. Agrociencia, 37, 617–628.
   Web of Science ®Google Scholar
• Salinas-Moreno, Y., Pérez-Alonso, J.J., Vázquez-Carrillo, G., Aragón-Cuevas, F., & Velázquez-Cardelas, G.A. (2012). Anthocyanin content and antioxidant activity of maize grain (Zea mays L.) from the races Chalqueño, Elotes Cónicos, and Bolita. Agrociencia, 47, 815–825.
   Google Scholar
• Sánchez, J.J., Goodman, M.M., & Stuber, C.W. (2000). Isozymatic and morphological diversity in the races of maize of Mexico. Economical Botany, 54, 43–59. doi:10.1007/BF02866599
   Web of Science ®Google Scholar
• Sánchez-Madrigal, M.Á., Quintero-Ramos, A., Martínez-Bustos, F., Meléndez-Pizarro, C.O., Ruiz-Gutiérrez, M.G., Camacho-Dávila, A., … Ramírez-Wong, B. (2015). Effect of different calcium sources on the bioactive compounds stability of extruded and nixtamalized blue maize flours. Journal of Food Science and Technology, 52, 2701–2710. doi:10.1007/s13197-014-1307-9
   PubMed Web of Science ®Google Scholar
• Saulnier, L., & Thibault, J.-F. (1999). Ferulic acid and diferulic acids as components of sugar-beet pectins and maize bran heteroxylans. Journal of the Science of Food and Agriculture, 79, 396–402. doi:10.1002/(ISSN)1097-0010
   Web of Science ®Google Scholar
• Secretaria de Economía. (2002). NMX-FF-034/1-SCFI-2002. Non industrialized food products for human consumption-cereals - Part I: White corn for alkaline process of corn tortillas and nixtamalized corn products-Specifications and Test methods. México.
   Google Scholar
• Singleton, V.L., & Rossi, J.A. (1995). Colorimetric of total phenols with phosphomolybdic, phosphotungstic acid reagent. American Journal of Enology and Viticulture, 16, 144–158.
   Google Scholar
• Torskangerpoll, K., & Andersen, Ø.M. (2005). Colour stability of anthocyanins in aqueous solutions at various pH values. Food Chemistry, 89, 427–440. doi:10.1016/j.foodchem.2004.03.002
   Web of Science ®Google Scholar
• Vázquez-Carrillo, M.G., García-Lara, S., Salinas-Moreno, Y., Bergvinson, D.J., & Palacios-Rojas, N. (2011). Grain and tortilla quality in landraces and improved maize grown in the Highlands of Mexico. Plant Foods for Human Nutrition, 66, 203–208. doi:10.1007/s11130-011-0231-7
   PubMed Web of Science ®Google Scholar
• Wootton-Beard, P.C., & Ryan, L. (2011). Improving public health?: The role of antioxidant-rich fruit and vegetable beverages. Food Research International, 44, 3135–3148. doi:10.1016/j.foodres.2011.09.015
   Web of Science ®Google Scholar
• Wu, L.-C., Hsu, H., Chen, Y.-C., Chiu, C.C, Lin, Y.-I., & Ho, J.-A.A. (2006). Antioxidant and antiproliferative activities of red pitaya. Food Chemistry, 95, 319–327. doi:10.1016/j.foodchem.2005.01.002
   Web of Science ®Google Scholar
• Zazueta-Morales, J.J., Martínez-Bustos, F., Jacobo-Valenzuela, N., Ordorica-Falomir, C., & Paredes-López, O. (2001). Effect of the addition of calcium hydroxide on some characteristics of extruded products from blue maize (Zea mays L) using response surface methodology. Journal of the Science of Food and Agriculture, 81, 1379–1386. doi:10.1002/(ISSN)1097-0010
   Web of Science ®Google Scholar