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Welch, Ross Maynard
Courtesy Professor
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- Courtesy Professor, Crop and Soil Sciences (CSS), College of Agriculture and Life Sciences (CALS)
I am employed by the USDA-Agricultural Research Service as a plant physiologist and lead scientist located at the USDA-ARS Robert W. Holly Center for Agriculture and Health on Cornell campus. I also have a courtesy appointment as a Professor of Plant Nutrition in the Crop and Soil Sciences Department at Cornell.
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Research
co-principal investigator on
geographic focus
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country
Publications
individual publications
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academic article
- Evaluation of metallothionein formation as a proxy for zinc absorption in an In Vitro digestion/Caco-2 cell culture model. Food and Function. 3:732-736. 2012
- Nicotianamine, a novel promoter of iron absorption from rice grain. PLoS One. 5. 2010
- Supplemental dietary inulin of variable chain lengths alters intestinal bacterial populations in young pigs. Journal of Nutrition. 140:2158-2161. 2010
- Dietary Inulin Supplementation Does Not Promote Colonic Iron Absorption in a Porcine Mode. Journal of Agricultural and Food Chemistry. 57:5250-5256. 2009
- Biofortified black beans in a maize and bean diet provide more bioavailable iron to piglets than standard black beans. Journal of Nutrition. 139:305-309. 2009
- Glutamine nitrogen and ammonium nitrogen supplied as a nitrogen source is not converted into nitrate nitrogen of plant tissues of hydroponically grown pak-choi(Brassica chinensis L. Journal of Food Science. 74. 2009
- Iron and zinc bioavailabilities to pigs from red and white beans (Phaseolus vulgaris L.) are similar. Journal of Agricultural and Food Chemistry. 57:3134-40. 2009
- Supplemental dietary inulin influences expression of iron and inflammation related genes in young pigs.. Journal of Nutrition, The. 139:2018-23. 2009
- Dietary inulin affects the expression of intestinal enterocyte iron transporters, receptors, and storage protein and alters the microbiota in the pig intestine. British Journal of Nutrition. 99:472-480. 2008
- Effects of three types of inulin on dietary iron bioavailability and site of their disappearance in the digestive tract of young pigs. FASEB Journal. 22. 2008
- Expression profiles of iron-related genes in the intestine and liver of young pigs fed three types of dietary inulin. Journal of Animal Science. 86:696. 2008
- Extrinic labeling method may not accurately measure Fe absorption from cooked pinto beans (Phaseolus vulgaris): comparison of extrinsic and intrinsic labeling of beans . Journal of Agricultural and Food Chemistry. 56:6881-5. 2008
- Cecum is the major degradation site of ingested inulin in young pigs. Journal of Nutrition. 137:2399-2404. 2007
- Dietary inulin upregulates the expression of iron transporters, increases villus surface area, and alters microflora in iron deficient and adequate rats. FASEB Journal. 21. 2007
- Hydrolysis site and mode of action of supplemental dietary inulin in gastrointestinal tract of weanling pigs. FASEB Journal. 21. 2007
- Is extrinsic isotope labeling of plant foods reliable for studies of iron absorption?. FASEB Journal. 21. 2007
- Nutritious subsistence food systems. Advances in Agronomy. 1-74. 2007
- Characterization of cadmium uptake, translocation and storage in near-isogenic lines of durum wheat that differ in grain cadmium concentration. New Phytologist. 172:261-271. 2006
- Dietary inulin upregulates the expression of iron and zinc enterocyte membrane transporters and alters the microflora ecology in the pig intestine. Journal of Experimental Biology. 439. 2006
- Effects of supplemental inulin on utilization of iron in corn-soy diet by young pigs on hemoglobin synthesis. Journal of Animal Science. 84 (Suppl. 1):116. 2006
- Iron Bioavailability from Ferritin as Measured via an in vitro Digestion/Caco-2 Cell Culture Model, Experimental Biology . FASEB Journal. 20. 2006
- Supplemental dietary inulin affects the bioavailability of iron in corn and soybean meal to young pigs. Journal of Nutrition. 136:3033-3038. 2006
- A comparison of the effects of micronutrient seed priming and soil fertilization on the mineral nutrition of chickpea (Cicer arietinum), lentil (Lens culinaris), rice (Oryza sativa) and wheat (Triticum aestivum) in Nepal. Experimental Agriculture. 41:427-448. 2005
- Effects of supplemental inulin on utilization of iron in corn-soy diet by young pigs for hemoglobin synthesis. Journal of Animal Science. 83 (Suppl. 1):31. 2005
- Molecular and Biochemical Characterization of the Selenocysteine Se- Methyltransferase Gene and Se- Methylselenocysteine Synthesis in Broccoli. Plant Physiology. 138:409-420. 2005
- Prebiotics and iron bioavailability – Is there a connection? . Journal of Food Science. 70. 2005
- Supplemental inulin improves utilization of iron in plant-based diet by young pigs for hemoglobin synthesis. FASEB Journal. 19. 2005
- Zinc effects on cadmium accumulation and partitioning in near-isogenic lines of durum wheat that differ in grain cadmium accumulation. New Phytologist. 167:391-401. 2005
- Cadmium absorption and retention by rats fed durum wheat grain. British Journal of Nutrition. 89:499-508. 2003
- Measurement of thiol-containing amino acids and phytochelatin (PC2) via capillary electrophoresis with laser-induced fluorescence detection. Electrophoresis. 23:81-87. 2002
- Transport interactions between cadmium and zinc in roots of bread and durum wheat seedlings. Physiologia Plantarum. 116:73-78. 2002
- Genetic and environmental influences on the nutritive quality of spinach: a NASA ALS candidate crop. American Society for Gravitational and Space Biology Bulletin. 14:25. 2000
- Uptake and retranslocation of leaf-applied cadmium (109Cd) in diploid, tetraploid and hexaploid wheats. Journal of Experimental Botany. 51:221-226. 2000
- Agriculture and dietary guidelines. Food Policy. 24:197-209. 1999
- Effects of nutrient solution zinc activity on net uptake, translocation, and root export of cadmium and zinc by separated sections of intact durum wheat (Triticum turgidum L. var durum) seedling roots. Plant and Soil. 208:243-250. 1999
- Nutritional rickets without vitamin D deficiency in Bangladesh. Journal of Tropical Pediatrics. 45:291-293. 1999
- Characterization of cadmium binding, uptake, and translocation in intact seedlings of bread and durum wheat cultivars. Plant Physiology. 116:1413-1420. 1998
- Characterization of zinc uptake, binding and translocation in intact seedlings of bread and durum wheat cultivars. Plant Physiology. 118:219-226. 1998
- Food systems for improved health: linking agricultural production and human nutrition. European Journal of Clinical Nutrition. 51 (Supplement 4). 1997
- Toward a "greener" revolution. Issues in Sci. and Technol.. 14:50-58. 1997
- Cornell University program on Food Systems for Improved Health: Fashioning Food Systems Just for the Health of it. Fed. Am. Sci. Micronutrients and Agriculture. 2:28-30. 1996
- Improving the mineral reserves and protein quality of maize (Zea mays L.) kernels using unique genes. Plant and Soil. 155/156:215-218. 1993
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article
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conference paper
- Nicotianamine, a novel iron enhancer in rice grain. Proceedings of the XIV International Symposium on Iron Nutrition and Interactions in Plants, and Annual Meeting of HarvestPlus-China 2008. 140. 2008
- Impacts of increased mineral micronutrient content of rice and wheat seed/grain on crop productivity and human nutrition in Bangladesh. Plant nutrition for food security, human health and environmental protection. Proc. 15th Int. Plant Nutrition Colloquium. 2005
- Increasing wheat and rice productivity in the sub-tropics using micronutrient enriched seed. Micronutrients in South and South East Asia. Proc. International Workshop. 2004
- Spinach: Nitrate Analysis of an Advanced Life Support (ALS) crop cultured under ALS candidate artificial light sources . SAE, International Controlled Environment Systems proceedings - SAE International. 1999
- Spinach: nitrate analysis of an advanced life support (ALS) crop cultured under ALS candidate artificial light sources. 29th International Conference on Environmental Systems, Society of Automotive Engineers, Inc. ICES99CD, Paper No. 1999-01-2107. 1999
- Sustainable food system approaches to improving nutrition and health. Agricultural Production and Nutrition. Proc. Int. Conf.. 1997
- Food based approaches to preventing micronutrient malnutrition: An international research agenda. Summary of an International Workshop. 1996
- Thinking in terms of food systems. Proc. Cornell Nutr. Conf.. 1996
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document part
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report
selected publications listing
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- Welch, R.M., Graham, R.D. Breeding for micronutrient density in staple food crops from a human nutrition perspective. Journal Experimental Botany. 2004. v. 55. p. 353-364.
- Hart, J.J., Welch, R.M., Norvell, W.A., Clarke, J.M., Kochian, L.V. Zinc effects on cadmium accumulation and partitioning in near-isogenic lines of durum wheat that differ in grain cadmium concentration. New Phytologist. 2005.
- Glahn, R.P., Cheng, Z., House, W.A., Welch, R.M., Gregorio, G.B. Comparison of iron bioavailability from 15 rice genotypes: Studies using an in vitro digestion/Caco-2 cell culture model. Journal of Agriculture and Food Chemistry. 2002. v. 50. p. 3586-3591.
- House, W.A., Hart, J.J., Norvell, W.A., Welch, R.M. Cadmium absorption and retention by rats fed whole-grain durum wheat. British Journal Nutrition. 2003. v. 89. p. 499-508.
- Welch, R.M., House, W.A., Ortiz-Monasterio, I. and Cheng, Z. Potential for improving bioavailable Zn in wheat grain (Triticum Species) through plant breeding. Journal of Agricultural and Food Chemistry 2005 V. 53. p. 2176-2180.
Teaching
teaching activities
- BIOPL-4070: Nutritional Quality Improvement of Food Crops - Fall 2012
- HORT-4070: Nutritional Quality Improvement of Food Crops - Fall 2012
- PLBR-4070: Nutritional Quality Improvement of Food Crops - Fall 2012
- BIOPL-4070: Nutritional Quality Improvement of Food Crops - Fall 2011
- HORT-4070: Nutritional Quality Improvement of Food Crops - Fall 2011
- PLBR-4070: Nutritional Quality Improvement of Food Crops - Fall 2011