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Leadership Meet the Administrative Team Departments and Units Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa. Our Experts Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa.State Administration Get contact information for Extension administrative personnel by operational area and their respective support personnel. Area Extension Directors Get contact information for the Area Extension Directors (AEDs) County Extension Personnel Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa.
James Matthews
Associate Dean for Research
Scholars@UK
Nutritional and Physiological Constraints Contributing to Limitations in Small Intestinal Starch Digestion and Glucose Absorption in Ruminants
Trotta, R. J., Harmon, D. L., Matthews, J. C. & Swanson, K. C., Mar 2022, In: Ruminants. 2, 1, p. 1-26 26 p.Research output: Contribution to journal › Review article › peer-review
Gene expression profiling indicates a shift in ammonia assimilation capacity along the hepatic acinus induced by different forms of selenium in vitamin–mineral mixes fed to beef steers grazing on toxic endophyte-infected tall fescue
Jia, Y., Son, K. & Matthews, J. C., 2023, In: Frontiers in Animal Science. 4, 1165321.Research output: Contribution to journal › Article › peer-review
Pituitary and liver selenoprotein transcriptome profiles of grazing steers and their sensitivity to the form of selenium in vitamin-mineral mixes
Li, Q., Chen, K. C., Bridges, P. J. & Matthews, J. C., 2022, In: Frontiers in Animal Science. 3, 911094.Research output: Contribution to journal › Article › peer-review
Influence of form of selenium supplementation and tall fescue endophyte toxicity on growth performance, serum parameters, and tissue masses of grazing beef steers
Webb, K. L., Trotta, R. J., Jia, Y., Bridges, P. J. & Matthews, J. C., Oct 1 2022, In: Translational Animal Science. 6, 4, txac122.Research output: Contribution to journal › Article › peer-review
Form of dietary selenium affects mRNA encoding interferon-stimulated and progesterone-induced genes in the bovine endometrium and conceptus length at maternal recognition of pregnancy
Crites, B. R., Carr, S. N., Anderson, L. H., Matthews, J. C. & Bridges, P. J., Jul 1 2022, In: Journal of Animal Science. 100, 7, skac137.Research output: Contribution to journal › Article › peer-review
Form of dietary selenium affects mRNA encoding cholesterol biosynthesis and immune response elements in the early luteal phase bovine corpus luteum
Crites, B. R., Carr, S. N., Matthews, J. C. & Bridges, P. J., Jul 1 2022, In: Journal of Animal Science. 100, 7, skac135.Research output: Contribution to journal › Article › peer-review
Form of Supplemental Selenium Affects the Expression of mRNA Transcripts Encoding Selenoproteins, and Proteins Regulating Cholesterol Uptake, in the Corpus Luteum of Grazing Beef Cows
Carr, S. N., Crites, B. R., Pate, J. L., Hughes, C. H. K., Matthews, J. C. & Bridges, P. J., Feb 1 2022, In: Animals. 12, 3, 313.Research output: Contribution to journal › Article › peer-review
Assessment of visceral organ growth in pigs from birth through 150 kg
Elefson, S. K., Lu, N., Chevalier, T., Dierking, S., Wang, D., Monegue, H. J., Matthews, J. C., Jang, Y. D., Chen, J., Rentfrow, G. K., Adedokun, S. A. & Lindemann, M. D., Sep 1 2021, In: Journal of Animal Science. 99, 9, skab249.Research output: Contribution to journal › Article › peer-review
Physiological importance and mechanisms of protein hydrolysate absorption
Zhanghi, B. M. & Matthews, J. C., 2010, Protein Hydrolysates in Biotechnology. p. 135-177 43 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Influence of glutamine infusion on ubiquitin, caspase-3, cathepsins L and B, and m-calpain expression in sheep with nutritionally induced metabolic acidosis.
Greenwood, S. L., AlZahal, O., Swanson, K. C., Matthews, J. C. & McBride, B. W., Jun 2009, In: Journal of Animal Science. 87, 6, p. 2073-2079 7 p.Research output: Contribution to journal › Article › peer-review
The small intestinal epithelia of beef steers differentially express sugar transporter messenger ribonucleic acid in response to abomasal versus ruminal infusion of starch hydrolysate
Liao, S. F., Harmon, D. L., Vanzant, E. S., McLeod, K. R., Boling, J. A. & Matthews, J. C., Jan 2010, In: Journal of Animal Science. 88, 1, p. 306-314 9 p.Research output: Contribution to journal › Article › peer-review
Expression of anionic and cationic amino acid transport proteins in the placentas of wild-type versus growth hormone over-expressing and null IGF-II and IGF-1 receptor mice
Matthews, J. C., Beveridge, M. J., Dialynas, E., Barke, A., Efstratiadis, A., Kilberg, M. S. & Novak, D. A., Mar 20 1998, In: FASEB Journal. 12, 5, p. A1018Research output: Contribution to journal › Article › peer-review
Influence of starch and casein administered postruminally on small intestinal sodium-glucose cotransport activity and expression
Guimaraes, K. C., Hazelton, S. R., Matthews, J. C., Swanson, K. C., Harmon, D. L. & Branco, A. F., Nov 2007, In: Brazilian Archives of Biology and Technology. 50, 6, p. 963-970 8 p.Research output: Contribution to journal › Article › peer-review
Identification and expression pattern of cationic amino acid transporter-1 mRNA in small intestinal epithelia of Angus steers at four production stages
Liao, S. F., Vanzant, E. S., Boling, J. A. & Matthews, J. C., Mar 2008, In: Journal of Animal Science. 86, 3, p. 620-631 12 p.Research output: Contribution to journal › Article › peer-review
Recent advances in amino acid transporters and excitatory amino acid receptors.
Matthews, J. C. & Anderson, K. J., Jan 2002, In: Current Opinion in Clinical Nutrition and Metabolic Care. 5, 1, p. 77-84 8 p.Research output: Contribution to journal › Review article › peer-review
Alterations in serotonin receptor-induced contractility of bovine lateral saphenous vein in cattle grazing endophyte-infected tall fescue
Klotz, J. L., Brown, K. R., Xue, Y., Matthews, J. C., Boling, J. A., Burris, W. R., Bush, L. P. & Strickland, J. R., Feb 2012, In: Journal of Animal Science. 90, 2, p. 682-693 12 p.Research output: Contribution to journal › Article › peer-review
Patterns and putative regulatory mechanisms of high-affinity glutamate transporter expression by ruminants
Matthews, J. C. & Sipe, G. L., 2006, Ruminant Physiology: Digestion, Metabolism and Impact of Nutrition on Gene Expression, Immunology and Stress. p. 269-293 25 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Demonstration of system y+L activity on the basal plasma membrane surface of rat placenta and developmentally regulated expression of 4F2HC mRNA
Novak, D. A., Matthews, J. C., Beveridge, M. J., Yao, S. Y. M., Young, J. & Kilberg, M. S., Nov 1997, In: Placenta. 18, 8, p. 643-648 6 p.Research output: Contribution to journal › Article › peer-review
Expression of non-organelle glutamate transporters to support peripheral tissue function
Matthews, J. C., 2005, Glutamate Receptors in Peripheral Tissue: Excitatory Transmission Outside the CNS. p. 47-75 29 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Recent Developments in Gastrointestinal Absorption and Tissue Utilization of Peptides: A Review
Webb, K. E., Dirienzo, D. B. & Matthews, J. C., 1993, In: Journal of Dairy Science. 76, 1, p. 351-361 11 p.Research output: Contribution to journal › Review article › peer-review
ARS/FAPRU: Improving Sustainability of Forage-Based Production Systems
Matthews, J. (PI), Anderson, L. (CoI), Bridges, P. (CoI), Ely, D. (CoI), Haan, N. (CoI), Harmon, D. (CoI), Hunt, A. (CoI), Ji, H. (CoI), McCulley, R. (CoI), McLeod, K. (CoI), Phillips, T. (CoI), Rentfrow, G. (CoI), Schardl, C. (CoI), Smith, S. (CoI), Suman, S. (CoI), Teutsch, C. (CoI), VanValin, K. (CoI) & Zhu, H. (CoI)
5/1/23 → 4/30/26
Project: Research project
ARS/FAPRU: Matthews_May - Improving Sustainability of Forage-Based Production Systems
Matthews, J. (PI)
5/1/23 → 4/30/26
Project: Research project
Approaches to Minimize the Occurrence of Fescue Toxicosis in Livestock
Matthews, J. (PI)
8/1/23 → 7/31/26
Project: Research project
The Agronomy of Hemp and Its Uses in Forage-Animal Agriculture
Matthews, J. (PI), Adam, E. (CoI), Adams, A. (CoI), Ely, D. (CoI), Gauthier, N. (CoI), Harmon, D. (CoI), Hunt, A. (CoI), Ji, H. (CoI), Kawashima, T. (CoI), Lawrence, L. (CoI), Mark, T. (CoI), McCulley, R. (CoI), McLeod, K. (CoI), Moe, L. (CoI), Page, A. (CoI), Pearce, R. (CoI), Schendel, R. (CoI), Urschel, K. (CoI), Vanzant, E. (CoI), Villanueva, R. (CoI) & Xiong, Y. (CoI)
8/1/21 → 7/31/26
Project: Research project
The Alltech-UK Animal Nutrigenomics Alliance
Matthews, J. (PI)
9/1/06 → 12/31/24
Project: Research project
The Alltech-UK Animal Nutrigenomics Alliance
Matthews, J. (PI), Boling, J. (CoI) & Burris, W. (CoI)
11/1/08 → 10/31/15
Project: Research project
The Alltech-UK Animal Nutrigenomics Alliance
Matthews, J. (PI)
9/1/06 → 12/31/22
Project: Research project
Understanding How Chlortetracycline Improves the Carcass Quality of Finishing Beef Cattle Project (CTC Project)
Matthews, J. (PI), Bullock, K. (CoI), Lynn, B. (CoI) & McLeod, K. (CoI)
5/5/05 → 5/4/07
Project: Research project
Determination of the Potential for Peptide Amino Acid Absorption in the Dog
Matthews, J. (PI)
6/15/01 → 12/31/04
Project: Research project
ARS/FAPRU: Analytical Chemist
Matthews, J. (PI) & Houtz, R. (Former PI)
5/1/18 → 4/30/23
Project: Research project
ARS/FAPRU: Comparison of Supplemental Selenium Forms to Ameliorate Physilogical and Gene Expression Stress Responses Parameteres in WBC, Pituitary, Adrenal
Matthews, J. (PI) & Bridges, P. (CoI)
5/1/18 → 4/30/23
Project: Research project
Improving Sustainability of Forage-Based Production Systems
Matthews, J. (PI), Aaron, D. (CoI), Anderson, L. (CoI), Barrett, M. (CoI), Bridges, P. (CoI), Ely, D. (CoI), Harmon, D. (CoI), Hunt, A. (CoI), Ji, H. (CoI), McCulley, R. (CoI), McDowell, K. (CoI), McLeod, K. (CoI), Phillips, T. (CoI), Schardl, C. (CoI), Schendel, R. (CoI), Smith, S. (CoI), Teutsch, C. (CoI), Vanzant, E. (CoI), Bennett, A. (Former PI), Houtz, R. (Former PI) & Holder, M. (Former CoI)
5/1/18 → 4/30/23
Project: Research project
ARS/SCA Cooperative Agreement - Alteration of system X-AG glutamate, CNT nucleoside, and VGLUT glutamate transport capacities by ergopeptides
Matthews, J. (PI) & Boling, J. (CoI)
3/6/07 → 12/31/09
Project: Research project
ARS/SCA Cooperative Agreement - Determine Whether Ergot Alkaloids Affect VGLUT Activity of Neuronal Synaptic Vesicles of Steers
Matthews, J. (PI) & Boling, J. (CoI)
7/1/07 → 12/31/09
Project: Research project
ARS/SCA Cooperative Agreement - Comparison of Genomic and Proteomic Expression Profiles of Steers Grazing High vs Low Endophyte Forages
Matthews, J. (PI) & Boling, J. (CoI)
7/1/07 → 12/31/09
Project: Research project
ARS/SCA Cooperative Agreement - Impact of supplemental energy on nitrogen conservation, mechanisms of amino acid and nucleoside absorption, and amino acid metabolism of forage-fed beef cattle
McLeod, K. (PI), Boling, J. (CoI), Harmon, D. (CoI), Matthews, J. (CoI) & Vanzant, E. (CoI)
3/6/07 → 12/31/09
Project: Research project
ARS/SCA: Effect of Se Form in Free-Choice Mineral Mix on Metabolic Parameters and Gene Expression of Steers Grazing Endophyte-Infected Tall Fescue
Matthews, J. (PI), Bridges, P. (CoI) & Burris, W. (CoI)
8/1/14 → 4/30/18
Project: Research project