Dr. Gregory Archer
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Dr. Gregory Archer

Professor
University of California, Davis, United States of America


Highest Degree
PostDoc. in Animal Science from Texas A&M University, USA

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Area of Interest:

Animal and Veterinary Sciences
100%
Animal Physiology
62%
Ethology
90%
Poultry Sciences
75%
Stem Cells
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
92
Abstracts
2

Selected Publications

  1. Rocha, J.J. and G.S. Archer, 2024. The effect of supplementation with organic acid and oregano oils in drinking water on pekin duck growth and welfare. Poultry, 3: 95-106.
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  2. Heinsohn, Z., A. Brown, E. Sobotik, G. House and A. Stiewert et al., 2024. Evaluating the effects of feeding a concentrated saccharomyces cerevisiae fermentation product on the performance and stress susceptibility of broiler chickens. Poultry, 3: 57-65.
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  3. Domel, J.R., G.M. House, E.B. Sobotik and G.S. Archer, 2024. Evaluation of egg quality and performance in late-lay hens fed different combinations of copper, manganese, and zinc complexed with sulfate or amino acid ion. Poultry, 3: 36-46.
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  4. Archer, G.S., 2023. Evaluation of an extract derived from the seaweed Ascophyllum nodosum to reduce the negative effects of heat stress on broiler growth and stress parameters. Animals, Vol. 13. 10.3390/ani13020259.
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  5. Sobotik, E.B., J.R. Nelson, H.O. Pavlidis and G.S. Archer, 2022. Evaluating the effects of supplementing Saccharomyces cerevisiae in the feed or drinking water on stress susceptibility of broilers. J. Appl. Poult. Res., Vol. 31. 10.1016/j.japr.2021.100220.
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  6. Brown, A.A., E.B. Sobotik, G.M. House, J.R. Nelson and G.S. Archer, 2022. Differences in fear response strategy and stress susceptibility amongst four different commercial layer strains reared cage free. Front. Physiol., Vol. 13. 10.3389/fphys.2022.943471.
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  7. Archer, G.S. and E.B. Sobotik, 2022. Evaluation of the timing of use of phosphatidic acid in the diet on growth performance and breast meat yield in broilers. Animals, Vol. 12. 10.3390/ani12243446.
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  8. Wang, X., D. Zhao, A.C. Milby, G.S. Archer, E.D. Peebles, S. Gurung and M.B. Farnell, 2021. Evaluation of euthanasia methods on behavioral and physiological responses of newly hatched male layer chicks. Animals, Vol. 11. 10.3390/ani11061802.
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  9. Stiewert, A.M., B. Wooming and G.S. Archer, 2021. Comparing various euthanasia devices and methods on 8 and 12-week-old turkey hens. Poult. Sci., Vol. 100. 10.1016/j.psj.2021.101053.
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  10. Stiewert, A.M. and G.S. Archer, 2021. Comparing two captive bolt devices on market age Pekin ducks. J. Appl. Poult. Res., Vol. 30. 10.1016/j.japr.2021.100162.
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  11. Sobotik, E.B., S. Ramirez, N. Roth, A. Tacconi, C. Pender, R. Murugesan and G.S. Archer, 2021. Evaluating the effects of a dietary synbiotic or synbiotic plus enhanced organic acid on broiler performance and cecal and carcass Salmonella load. Poult. Sci., Vol. 100. 10.1016/j.psj.2021.101508.
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  12. Marchal, L., A. Bello, E.B. Sobotik, G. Archer and Y. Dersjant-Li, 2021. A novel consensus bacterial 6-phytase variant completely replaced inorganic phosphate in broiler diets, maintaining growth performance and bone quality: Data from two independent trials. Poult. Sci., Vol. 100. 10.1016/j.psj.2020.12.059.
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  13. Ibrahim, M.M.A., J.R. Nelson, G.S. Archer and G. Athrey, 2021. Effects of monochromatic lighting during incubation and vaccination on the splenic transcriptome profiles of chicken. Front. Genet., Vol. 12. 10.3389/fgene.2021.628041.
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  14. House, G.M., E.B. Sobotik, J.R. Nelson and G.S. Archer, 2021. Pekin duck productivity, physiological stress, immune response and behavior under 20L:4D and 16L:8D photoperiods. Appl. Anim. Behav. Sci., Vol. 240. 10.1016/j.applanim.2021.105351.
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  15. House, G.M., E.B. Sobotik, J.R. Nelson and G.S. Archer, 2021. Experimental monochromatic light-emitting diode fixture impacts Pekin duck stress and eye development. Poult. Sci., Vol. 100. 10.1016/j.psj.2021.101507.
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  16. House, G.M., E.B. Sobotik, J.R. Nelson and G.S. Archer, 2021. A comparison of white/red and white/blue LED light fixtures on Pekin duck production, stress and behaviour. Br. Poult. Sci., 62: 467-473.
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  17. Scanes, C.G., K. Hurst, Y. Thaxton, G.S. Archer and A. Johnson, 2020. Effects of putative stressors and adrenocorticotropic hormone on plasma concentrations of corticosterone in market-weight male Turkeys. Poult. Sci., 99: 1156-1162.
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  18. Scanes, C.G., K. Hurst, Y. Thaxton, G.S. Archer and A. Johnson, 2020. Effect of transportation and shackling on plasma concentrations of corticosterone and heterophil to lymphocyte ratios in market weight male turkeys in a commercial operation. Poult. Sci., 99: 546-554.
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  19. Nelson, J.R., P. Settar, E. Berger, A. Wolc, N. O’Sullivan and G.S. Archer, 2020. Brown and white egg-layer strain differences in fearfulness and stress measures. Appl. Anim. Behav. Sci., Vol. 231. 10.1016/j.applanim.2020.105087.
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  20. Nelson, J.R., J.L. Bray, J. Delabbio and G.S. Archer, 2020. Comparison of an intermittent, short-dawn/dusk photoperiod with an increasing, long-dawn/dusk photoperiod on broiler growth, stress, and welfare. Poult. Sci., 99: 3908-3913.
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  21. Nelson, J.R., E.B. Sobotik, G. Athrey and G.S. Archer, 2020. Effects of supplementing yeast fermentate in the feed or drinking water on stress susceptibility, plasma chemistry, cytokine levels, antioxidant status, and stress-and immune-related gene expression of broiler chickens. Poult. Sci., 99: 3312-3318.
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  22. House, G.M., E.B. Sobotik, J.R. Nelson and G.S. Archer, 2020. Effect of the addition of ultraviolet light on broiler growth, fear, and stress response. J. Appl. Poult. Res., 29: 402-408.
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  23. Dersjant-Li, Y., G. Archer, A.M. Stiewert, A.A. Brown and E.B. Sobotik et al., 2020. Functionality of a next generation biosynthetic bacterial 6-phytase in enhancing phosphorus availability to broilers fed a corn-soybean meal-based diet. Anim. Feed Sci. Technol., Vol. 264. 10.1016/j.anifeedsci.2020.114481.
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