Joseph M Awika
Affiliation: Texas A and M University
- Processing of sorghum (Sorghum bicolor) and sorghum products alters procyanidin oligomer and polymer distribution and contentJoseph M Awika
Cereal Quality Lab, Texas A and M University, College Station, Texas 77843 2474, USA
J Agric Food Chem 51:5516-21. 2003..Processing changes not only the content of procyanidins in sorghum products but also the relative ratio of the different molecular weights...
- Screening methods to measure antioxidant activity of sorghum (sorghum bicolor) and sorghum productsJoseph M Awika
Cereal Quality Lab, Soil and Crop Sciences Department, Texas A and M University, College Station, Texas 77843, USA
J Agric Food Chem 51:6657-62. 2003..There is a need to standardize these methods to allow for data comparisons across laboratories...
- Sorghum phytochemicals and their potential impact on human healthJoseph M Awika
Cereal Quality Laboratory, Soil and Crop Sciences Department, Texas A and M University, College Station, TX 77843 2474, USA
Phytochemistry 65:1199-221. 2004....
- Properties of 3-deoxyanthocyanins from sorghumJoseph M Awika
Soil and Crop Sciences Department, Texas A and M University, College Station, TX 77843 2474, USA
J Agric Food Chem 52:4388-94. 2004..Pigmented sorghum bran has high levels of unique 3-deoxyanthocyanidins, which are stable to change in pH and have a good potential as natural food pigments...
- New highly stable dimeric 3-deoxyanthocyanidin pigments from sorghum bicolor leaf sheathBhimalingeswarappa Geera
Soil and Crop Science Dept, Texas A and M Univ, College Station, TX 77843 2474, USA
J Food Sci 77:C566-72. 2012....
- Stability of apigeninidin and its methoxylated derivatives in the presence of sulfitesLeonnard O Ojwang
Texas A and M University, Cereal Quality Laboratory, Soil and Crop Science Department, College Station, Texas 77843 2474
J Agric Food Chem 58:9077-82. 2010..Both structure and pH significantly affected stability of 3-deoxyanthocyanidins in the presence of sulfites. The pigments may have potential applications in low pH systems containing sulfites...
- Sorghum phenolics demonstrate estrogenic action and induce apoptosis in nonmalignant colonocytesLiyi Yang
Cereal Quality Laboratory, Soil and Crop Science Department, Texas A and M University, College Station, Texas 77843 2474, USA
Nutr Cancer 64:419-27. 2012..8 mg/g). Sorghum flavonoid composition has important implications on possible modes of chemoprotection by sorghum against colon carcinogenesis...
- Interaction of tannins and other sorghum phenolic compounds with starch and effects on in vitro starch digestibilityFrederico Barros
Cereal Quality Lab, Department of Soil and Crop Sciences, Texas A and M University, College Station, Texas 77843 2474, USA
J Agric Food Chem 60:11609-17. 2012..Sorghum PAs interact strongly with starch, decreasing starch digestibility. The interactions appear to be specific to amylose and linear fragments of amylopectin, suggesting hydrophobic interactions are involved...
- Ultra performance liquid chromatography-tandem quadrupole mass spectrometry profiling of anthocyanins and flavonols in cowpea (Vigna unguiculata) of varying genotypesLeonnard O Ojwang
Soil and Crop Science Department, Texas A and M University, College Station, Texas 77843 2474, United States
J Agric Food Chem 60:3735-44. 2012..Cowpea phenotype influenced the type and amount of flavonoids accumulated in the seed; this may have implications in selecting varieties for nutrition and health applications...
- Decorticating sorghum to concentrate healthy phytochemicalsJoseph M Awika
College of Agriculture, Arkansas State University, State University, Arkansas 72467 1080, USA
J Agric Food Chem 53:6230-4. 2005..Dietary fiber in sorghum brans ranged between 36 and 45%, as compared to 48% for wheat bran. Specialty sorghum brans are rich in valuable dietary components and present promising opportunities for improving health attributes of food...