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Department of Animal, Dairy and Veterinary Sciences
 



Duarte E. Diaz, Ph.D
 Assistant Professor


Utah State University
ADVS Department
4815 Old Main Hill
Logan UT 84322-4815

phone (435) 797-2163
fax (435) 797-2118
email duarte.diaz at usu.edu

 
PUBLICATIONS
 
  • Books Edited
    • Mycotoxin Blue Book, Duarte E. Díaz (Editor), Nottingham University Press, UK (Published February 2005).


  • Book Chapters
    1. J.-P. Jouany, D.E. Diaz. Effects of Mycotoxins in Ruminants. In: The Mycotoxin Blue Book. Ed. D.E. Diaz, Nottingham University Press, UK.


    2. D.E. Diaz, T.K. Smith. Mycotoxin Sequestering Agents: Practical Tools for the Neutralization of Mycotoxins. In: The Mycotoxin Blue Book. Ed. D.E. Diaz, Nottingham University Press, UK.


  • Refereed Publications (Submitted)
    1. D.E. Diaz, W.M. Hagler, Jr., R.A. Patton, C. Brownie, L.W. Whitlow. “Observed Differences in Whole Milk Production for Dairy Cows Consuming Mycotoxin-Contaminated Diets With or Without the Inclusion of a Hydrated Sodium Calcium Aluminosilicate.” (Submitted to: Agrociencia).


    2. D.E. Diaz, W.M. Hagler, Jr., B.A. Hopkins, C. Brownie, L.W. Whitlow. “Milk Production Losses and Increased Liver Enzymes Associated with Feeding Corn Screenings Naturally Contaminated with Fumonisin.” (Submitted to Mycopathologia).


  • Refereed Publications
    1. A. Piva, G. Casadei, G. Pagliuca, E, Cabassi, F. Galvano, M. Solfrizzo, R.T. Riley, D.E. Diaz. "Inability of activated carbon to prevent the toxicity of culture material containing fumonisin B1 when fed to weaned piglets." J. Animal Sci. 2005 (83):1939-1947.


    2. S.R. Hill, B.A. Hopkins, S. Davidson, S.M. Bolt, D.E. Diaz, C. Brownie, T. Brown, G.B. Huntington, L.W. Whitlow. “Technical Note: Technique for Dissection and Analysis of the Rumen in Young Calves.” J. Dairy Sci. 2005 (88):324-328.


    3. A. Prndini, F. Conti, D.E. Diaz, G. Piva. Levels of conjugated linoleic acid (CLA) in ewe milk and Pecorino cheese: effect of season, feed and cheese aging. Progress in Nutrition 2004 (6):115-121.


    4. D.E. Diaz, W.M. Hagler, Jr., J.T. Blackwelder, J.E. Eve, B.A. Hopkins, K.L. Anderson, F. T. Jones, and L.W. Whitlow. “Aflatoxin Binders II: Reduction of aflatoxin M1 in milk by sequestering agents of cows consuming aflatoxin in feed” Mycopathologia 2004 (157):233- 241.


    5. D.E. Diaz, W.M. Hagler, Jr., B.A. Hopkins, and L.W. Whitlow “Aflatoxin Binders I: In Vitro Binding Assay for Aflatoxin B1 by Several Potential Sequestering Agents." Mycopathologia. 2003 (156):223-226.


    6. S. Davidson, B.A. Hopkins, D.E. Diaz, S.M. Bolt, C. Brownie, V. Fellner, and L.W. Whitlow. .“Effects of Amounts and Degradability of Dietary Protein on Lactation, Nitrogen Utilization and Excretion in Early Lactation Holstein Cows.” J. Dairy Sci. 2003 (86):1681-1689.


    7. C.A. Hurty, D.E. Diaz, J.L. Campbell, and G.A. Lewbart. J. Herpetop. “Chemical Analysis of Six Commercial Adult Iguana, Iguana iguana, Diets." Med. Surg. 2001 11(3):23-26.


    8. S.M. Noftsger, B.A. Hopkins, D.E. Diaz, C. Brownie and L.W. Whitlow. J. “Effect of Whole and Extruded Cottonseed on Milk Yield and Composition and Blood Gossypol." Dairy Sci. 2000 (83):2539-2547.


    9. L.A. Degernes, M.L. Crosier, L.D. Harrison, P.M. Denis and D.E. Diaz. “Autologous, Homologous and Heterologous Red Blood Cell Transfusions in Cockatiels (Nynphicus hollandicus).” J. Avian Med. and Surgery, 1999 13(1): 2-9.


    10. L.A. Degernes, L.D. Harrison, D.W. Smith, H.M. Newton, C.E. Ross and D.E. Diaz. “Autologous, Homologous and Heterologous Red Blood Cell Transfusion in Conures of the Genus Aratinga.” J. Avian Med. and Surgery. 1999 13(1):10-14.


    11. J.T. Blackwelder, B.A. Hopkins, D.E. Diaz, L.W. Whitlow and C. Brownie. “Milk Production and Plasma Gossypol of Cows Fed Cottonseed and Oilseed Meals with or without Rumen- Undegradable Protein.” J. Dairy Science 1998 (81):2934-2941.



  • Proceedings and Research Bulletin
    1. D.E. Diaz. Mycotoxin in Feed and their Effects on Swine and Poultry Performance. U.S. Grain Councils Mycotoxin Work Shop. 2005


    2. D.E. Diaz. Micotoxinas y sus efectos en la producción avícola. Congreso Internacional de Ciencias Aplicadas. 2004.


    3. D.E. Diaz, W.M. Hagler Jr., and L.W. Whitlow. “El Desarrollo de la Investigación Sobre las Micotoxinas y sus Efectos en el Ganado Vacuno Lechero.” II Simposio Nacional de Infertilidad en la Vaca Lechera. 2003 pp. 65-78.


    4. D.E. Diaz. “Desenmarañando el Misterio de las Micotoxinas: Soluciones novedosas para contrarrestarlas.” Proceedings from La Tercera Gira Latino-Americana de Alltech. 2003 pp 10-18.


    5. D.E. Diaz. “Unraveling the Mystery of Mycotoxins: Novel Solutions to Counteract them.” Proceedings from the Alltech’s 17th European Lecture Tour (Translated to 23 languages) 2003 pp. 10-18.


    6. D.E. Diaz, W.M. Hagler, Jr., B.A. Hopkins, R.A. Patton, C. Brownie and L.W. Whitlow. The Effect of Inclusion of a Clay Type Sequestering Agent on Milk Production of Dairy Cattle Consuming Mycotoxin Contaminated Feeds. Primera Reunión Técnica Sobre Micotoxinas. 2001 pp. 24-34.


    7. B. A. Hopkins, L.W. Whitlow, D.E. Diaz, and C. Brownie. “Effect of a Blend of Brewers Grains and Brewers Yeast on Immune System Function, Health and Growth in Holstein Calves.” Fiftieth Annual North Carolina Dairy Conference Proceeding. 2001 pp. 37-40.


    8. D.E. Diaz, W.M. Hagler, B.A. Hopkins, R.A. Patton, C. Brownie, and L.W. Whitlow. “The Effect of Inclusion of a Clay Type Sequestering Agent on Milk Production of Dairy Cattle Consuming Mycotoxin Contaminated Feeds." Fiftieth Annual North Carolina Dairy Conference Proceeding. 2001 pp. 41-44.


    9. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins In Feeds and Their Effects on Dairy Cattle.” NorthStar Cooperative’s Annual Performance Summary. 2000 pp. 16-24.


    10. D.E. Diaz, W.M. Hagler, Jr., B.A. Hopkins, and L.W. Whitlow. “Mycotoxins and Milk Safety: The Potential for Dietary Sequestering Agents to Reduce the Transfer to Milk.” II International Symposium on Milk Quality I Brazilian Milk Quality Council Annual Meeting. 2000 pp. 30-43.


    11. D.E. Diaz, W.M. Hagler, Jr., B.A. Hopkins, and L.W. Whitlow. “Micotoxinas e Segurança do Leite: Potencial de Redução da Transferência ao Leite Através de Agentes Seqüestrantes na Dieta.” II Fórum Internacional do Leite. 2000 pp. 21-34.


    12. D.E. Diaz, W.M. Hagler, Jr., and L.W. Whitlow. “Micotoxicosis en Bovinos.” Proceedings XXIV Congreso Nacional de Buiatría. Guadalajara, México. 2000 pp. 51-58.


    13. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins in Feeds and their Effects on Dairy Cattle.” In Mooran's Feed Facts (Dairy). Sept. 2000 10(3): pp. 1-5.


    14. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins - A Stress Factor for Dairy Cattle.” Proceedings from Thirty Fifth Annual Pacific Animal Nutrition Conference and Alltech, Inc Pre-Conference Symposium. 2000 pp. 9-24.


    15. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Revisión de la Ocurrencia de Micotoxinas y sus Efectos en el Ganado Lechero: Tratamiento y Prevención." Las Memorias del Día Internacional del Ganadero Lechero. 2000 pp. 123-142.


    16. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Mycotoxins – The Hidden Killer in Livestock and Poultry Feeds.” Proceedings of the 2000 California Animal Nutrition Conference. 2000 pp. 92-105,


    17. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Mycotoxins –Significance for Dairy Cattle.” Proceedings of the 15th Annual Southwest Nutrition and Management Conference. 2000 pp. 79-92.


    18. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Mycotoxins – A Stress Factor for Dairy Herds.” Alltech’s Southern Regional Dairy School. 2000


    19. L.W. Whitlow, D.E. Diaz, B.A. Hopkins, and W.M. Hagler, Jr. “Mycotoxins and Milk Safety: The Potential to Block Transfer to Milk.” Proceedings Alltech's 16th Annual Symposium Biotechnology in the Feed Industry. 2000 pp. 391-408.


    20. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Mycotoxins – The Hidden Killer in Livestock and Poultry Feeds.” Alltech’s Fourth Annual International Short Course, Unlocking the Rumen’s Potential. 2000 pp. 29-44.


    21. L.W. Whitlow, W.M. Hagler, B.A. Hopkins, and D.E. Diaz. “Mycotoxins in Feeds and their Effects on Dairy Cattle.” NorthStar Cooperative’s Annual Performance Summary. 2000 pp. 12-24.


    22. S.M. Noftser, D.E. Diaz, B.A. Hopkins and L.W. Whitlow. “The Feeding Value of Extruded Cottonseed for Early Lactation Dairy Cows.” Proceeding from the Forty-Eighth Annual North Carolina Dairy Conference. 1999 pp. 33-35.


    23. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins: a Real Problem in Forages. Alltech Silage and Hay Conference.” Alltech, Inc., Lexington, KY. 1999 pp 80-83.


    24. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins: A Stress Factor in Dairy Herds.” Michigan DHIA Annual Performance Summary. Michigan DHIA, Lansing. 1999 pp. 32-35.


    25. L.W. Whitlow, W.M. Hagler, Jr., B.A. Hopkins, and D.E. Diaz. “Mycotoxins: Occurrence in Feeds, Effects on Dairy Cattle, Prevention and Treatment.” Dairy Summit 99: Blazing New Trails to Reach the Summit. VitaPlus, Corp., Madison, WI. 1999.


    26. J.T. Blackwelder, B.A. Hopkins, L.W. Whitlow and D.E. Diaz. “Comparisons of Cottonseed Meal to Soybean Meal as a Protein Source for Early Lactation Dairy Cows.” Proceeding 46th Annual North Carolina Dairy Conference. 1997 pp. 9-11.


    27. D.E. Diaz, J.T. Blackwelder, W.M. Hagler, Jr., B. A. Hopkins, K.L. Anderson, F. T. Jones, and L.W. Whitlow. “The Potential of Dietary Clay Products to Reduce Aflatoxin Transmission to Milk of Dairy Cows." Proceeding 46th Annual North Carolina Dairy Conference. 1997. pp. 12-15.



  • Popular Press Articles
    • Understanding and Coping with Mycotoxins: Focus on Dairy Cattle. Duarte E. Diaz Feed Compounder. 23: 14-18, 2003.


  • Invited Presentations
    1. Mycotoxin in Feed and their Effects on Swine and Poultry Performance. U.S. Grain Councils Mycotoxin Work Shop. July 9, 12, and 14, 2005. Beijing, Wuhan, and Guangzhou, China.


    2. Micotoxinas: Un problema en Crecimiento entre los Productores y la Industria. Seminario Internacional de Cpapcitacion en Lecheria – MercoLactea. May 14, 2005. Cordoba, Argentina.


    3. Recent Advances in Mycotoxins effects on Dairy Cattle. Saroma Dairy Cooperative Conference. January 19, 2005. Hokaido, Japan


    4. Esclarecendo o misterio que são as micotoxinas : novas soluções para o seu combate. Annual Dairy Meeting for the Cooperativa de Vila do Conde. January 28, 2005. Vila do Conde, Portugal


    5. Últimos Avances en el estudio de las micotoxinas y sus efectos en el Ganado Vacuno Lechero. University of Buenos Aires “Facultad de Agronomia “ Lecture Series. November 23, 2004. Buenos Aires, Argentina


    6. Micotoxinas y sus efectos en la producción avícola. Congreso Internacional de Ciencias Aplicadas. November 11, 2004. Lima, Perú


    7. Metodi Nutrizionali e Nouvo Mezzo di Controllo delle Micotossine nei Suini (Nutritional Methods and New Technologies in the Control of Mycotoxins in Swine). April 30, 2004, SuinItalia 2004 (Italian National Swine Fair) Reggio Emilia Italy.


    8. Mycotoxicosis in Aviculture: Practical Solutions to Counteract them. April 29, 2004 Alltech Poultry University Meeting, SiofoK, Hungary


    9. Micotossine e su Effete Sulle Vacce da Latte. December 11, 2003, Vicenza Italy.


    10. Effetti delle Micotossine sulla Salute e Sulle Performances di Bovine da Latte e Soluzioni Pratiche per la Riduzione dei Problemi in Azienda. Gironata di Studio Azienda Tadinini. November 21, 2003. Potenzano, Italy.


    11. El Desarrollo de la Investigación Sobre las Micotoxinas y sus Efectos en el Ganado Vacuno Lechero.” II Simposio Nacional de Infertilidad en la Vaca Lechera y Congreso Internacional de Medicos Veterinarios Zootecnistas Especialistas en Bovino de la Comarca Lagunera. November 7, 2003. Torreon, México.


    12. Efectos Asociados con Consumo de Alimentos Contaminados con Micotoxinas en el Ganado Vacuno Lechero. Probasa Dairy School. October 14, 16. 2003 Madrid and Barcelona, Spain.


    13. Understanding and Coping with Mycotoxins: Focus on Aviculture. Venky’s Mycotoxin Workshops. July 24-29, 2003. Bangalore; Coimbatore; Hyderabad; Pune, India.


    14. Protecting Food from Mycotoxins: A European Perspective. Alltech 19th International Feed Industry Symposium. May 13, 2003. Lexington Kentucky, USA.


    15. Mycotoxins and their Effect in Dairy Cows. Scientific Semminar Series Universita Cattolica del Sacro Cuore Facolta di Agraria. April 15, 2003. Piacenza, Italy.


    16. Desenmarañando el Misterio de las Micotoxinas: Soluciones novedosas para contrarrestarlas. Tercer Tour Latino-Americano de Alltech. Presentations were made inGuadalajara, Mexico City, and Merida, Mexico; San José, Costa Rica, Guatemala City, Guatemala; San Pedro Sula, Honduras; Quito, Ecuador; Bogotá, Colombia; Santiago, and the Dominican Republic. March 2003.


    17. Unraveling the Mystery of Mycotoxins: Novel Solutions to Counteract them. Alltech’s 17th European Lecture Tour. Translated to 23 languages. Tour visited: Denmark, Sweden, Lithuania, Latvia, Estonia, Finland, Russia, Ukraine, Romania, Bulgaria, Turkey, Croatia, Slovenia, Yugoslavia, Greece, Hungary, Czech Republic, Slovakia, Poland, Austria, Switzerland, Germany, Italy, Spain, Portugal, France, Netherlands, England, and Ireland. February 2003.


    18. The Effect of Inclusion of a Clay Type Sequestering Agent on Milk Production of Dairy Cattle Consuming Mycotoxin Contaminated Feeds. Primera Reunión Técnica Sobre Micotoxinas. February 23, 2001. Cancún, México.


    19. Mycotoxins and Milk Safety: The Potential for Dietary Sequestering Agents to Reduce the Transfer to Milk. II International Symposium on Milk Quality I Brazilian Milk Quality Council Annual Meeting. November 6, 2000, Curitiba, Paraná, Brazil.


    20. Micotoxinas e Segurança do Leite: Potencial de Redução da Transferência ao Leite Através de Agentes Seqüestrantes na Dieta. II Fórum Internacional do Leite. November 7, 2000. Lajeado, Brazil.


    21. Micotoxinas nas Rações e Forragens e seus Efeitos na Agropecuária. November 8-9, 2000. Londrina, Castro Brazil.


    22. Micotoxicosis en Bovinos. XXIV Congreso Nacional de Buiatría. June 15, 2000. Guadalajara, México.