PhD Students – Welch Lab

Current members

Phillip Oelbaum
Jerrica Jamison

Phillip Oelbaum

PhD student – Cell & Systems Biology
Thesis title: TBD

B.S. (Dalhousie University, Halifax, NS, Canada)
M.Sc. (University of Waterloo, Waterloo, ON, Canada)

E-mail:

Selected Publications

5126420 VH4VIYFW items 1 0 date desc year 1 1 708 https://www.welchbiology.com/wp-content/plugins/zotpress/

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Oelbaum, P. (2019). Stable Isotope Ecology of Tropical Bats. Download

Oelbaum, P. J., Fenton, M. B., Simmons, N. B. and Broders, H. G. (2019). Community structure of a Neotropical bat fauna as revealed by stable isotope analysis: Not all species fit neatly into predicted guilds. Biotropica 51, 719–730. Download

Murphy, M., Clare, E. L., Rydell, J., Yovel, Y., Bar-On, Y., Oelbaum, P. and Fenton, M. B. (2016). Opportunistic use of banana flower bracts by Glossophaga soricina. Acta Chirop 18, 209-213(5). Download

Jerrica Jamison

PhD student – Cell & Systems Biology
Thesis title: TBD

B.S. (University of Pittsburgh, Pittsburgh, PA, USA)

E-mail: jerrica.jamison@mail.utoronto.ca

Selected Publications

5126420 6W7A2Q55 items 1 0 date desc year 1 1 707 https://www.welchbiology.com/wp-content/plugins/zotpress/

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Gershman, A., Hauck, Q., Dick, M., Jamison, J. M., Tassia, M., Agirrezabala, X., Muhammad, S., Ali, R., Workman, R. E., Valle, M., et al. (2023). Genomic insights into metabolic flux in hummingbirds. Genome Res. gr.276779.122. Download

Meyer, W. K., Jamison, J., Richter, R., Woods, S. E., Partha, R., Kowalczyk, A., Kronk, C., Chikina, M., Bonde, R. K., Crocker, D. E., et al. (2018). Ancient convergent losses of Paraoxonase 1 yield potential risks for modern marine mammals. Science 361, 591–594. Download

Pope, W. H., Bandla, S., Colbert, A. K., Eichinger, F. G., Gamburg, M. B., Horiates, S. G., Jamison, J. M., Julian, D. R., Moore, W. A., Murthy, P., et al. (2016). Genome Sequences of Gordonia Phages BaxterFox, Kita, Nymphadora, and Yeezy. Genome Announc. 4, e00600. Download

Alumni

Dr. Natalia Sandoval Herrera
Dr. Erich Eberts
Dr. Derrick Groom
Dr. Brandy Velten

Dr. Natalia Sandoval Herrera

PhD student – Ecology & Evolutionary Biology
Thesis title: Sublethal effects of organophosphate pesticides in bats from cells to behavior

M.Sc. (Universidad de Costa Rica, San Pedro Montes de Oca, San José, Costa Rica)
B.S. (Universidad de Costa Rica, San Pedro Montes de Oca, San José, Costa Rica)

E-mail: natalia.sandovalherrera@mail.utoronto.ca

Selected Publications

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Sandoval-Herrera, N., Castillo, J. P., Ching, Ma. E. A., Herrera M., L. G., Faure, P. A. and Welch, K. (2023). Non-destructive methods to assess pesticide exposure in free-living bats. Science of The Total Environment 162011. Download

Sandoval-Herrera, N., Lara-Jacobo, L., Soto, J. S. V., Faure, P. A., Simmons, D. and Welch, K. (2022). Common insecticide affects spatial navigation in bats at environmentally-realistic doses.

English, S. G., Sandoval-Herrera, N. I., Bishop, C. A., Cartwright, M., Maisonneuve, F., Elliott, J. E. and Welch Jr., K. C. (2021). Neonicotinoid pesticides exert metabolic effects on avian pollinators. Scientific Reports 11, 2914. Download

Sandoval-Herrera, N. I., Mastromonaco, G. F., Becker, D. J., Simmons, N. B. and Welch, K. C. (2021). Inter- and intra-specific variation in hair cortisol concentrations of Neotropical bats. Conservation Physiology 9, coab053. Download

Sandoval-Herrera, N. I., Castillo, J. P., Herrera M., L. G. and Welch Jr., K. C. (2021). Micronucleus test reveals genotoxic effects in bats associated with agricultural activity. Environmental Toxicology and Chemistry 40, 202–207. Download

Sandoval-Herrera, N., Mena, F., Espinoza, M. and Romero, A. (2019). Neurotoxicity of organophosphate pesticides could reduce the ability of fish to escape predation under low doses of exposure. Sci Rep 9, 1–11. Download

Sandoval-Herrera, N. I., Vargas-Soto, J. S., Espinoza, M., Clarke, T. M., Fisk, A. T. and Wehrtmann, I. S. (2016). Mercury levels in muscle tissue of four common elasmobranch species from the Pacific coast of Costa Rica, Central America. Regional Studies in Marine Science 3, 254–261. Download

Dr. Erich Eberts

PhD student – Ecology & Evolutionary Biology
Thesis title: Energy store facultative hypothermia thresholds in ruby-throated hummingbirds

B.S. (Loyola Marymount University, Los Angeles, CA, USA)

E-mail: erich.eberts@mail.utoronto.ca

Dr. Derrick Groom

PhD – Cell & Systems Biology – 2016

Thesis title: “Hummingbird Hovering Energetics and Flight Capacities Across Elevational Gradients.”

Ph.D. (University of Toronto, Toronto, ON, Canada)

B.S. (University of British Columbia, Vancouver, BC, Canada)

Currently a postdoctoral researcher in the lab of Dr. Alex Gerson at the University of Massachusetts Amherst.

E-mail: dgroom@umass.edu

Selected Publications

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Groom, D. J. E., Kuchel, L. and Richards, J. G. (2013). Metabolic responses of the South American ornate horned frog (Ceratophrys ornata) to estivation. Comparative Biochemistry and Physiology Part B: Biochemistry and Molecular Biology 164, 2–9. Download

Speers-Roesch, B., Mandic, M., Groom, D. J. E. and Richards, J. G. (2013). Critical oxygen tensions as predictors of hypoxia tolerance and tissue metabolic responses during hypoxia exposure in fishes. Journal of Experimental Marine Biology and Ecology 449, 239–249. Download

Groom, D. J. E., Toledo, M. C. B. and Welch, K. C. (2017). Wingbeat kinematics and energetics during weightlifting in hovering hummingbirds across an elevational gradient. J Comp Physiol B 187, 165–182. Download

Skandalis, D. A., Segre, P. S., Bahlman, J. W., Groom, D. J. E., Jr, K. C. W., Witt, C. C., McGuire, J. A., Dudley, R., Lentink, D. and Altshuler, D. L. (2017). The biomechanical origin of extreme wing allometry in hummingbirds. Nature Communications 8, 1047. Download

Groom, D. J. E., Toledo, M. C. B., Powers, D. R., Tobalske, B. W. and Welch, K. C. (2018). Integrating morphology and kinematics in the scaling of hummingbird hovering metabolic rate and efficiency. Proc. R. Soc. B 285, 20172011. Download

Groom Derrick J. E., Deakin Jessica E., Lauzau M. Collette and Gerson Alexander R. (2019). The role of humidity and metabolic status on lean mass catabolism in migratory Swainson’s thrushes (Catharus ustulatus). Proceedings of the Royal Society B: Biological Sciences 286, 20190859.

Groom, D. J. E., Bayram, N., Shehata, M., Herrera M., L. G. and Welch, K. C. (2019). Low ambient temperature reduces the time for fuel switching in the ruby-throated hummingbird (Archilochus colubris). Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology 237, 110559. Download

Richards, M., Cardama Garate, A., Groom, D., J. E., Tattersall, G. and Welch Jr., K. C. (2020). Effect of nest microclimate temperatures on metabolic rates of small carpenter bees, Ceratina calcarata. The Canadian Entomologist 152, 772–782. Download

Dr. Brandy Velten

Ph.D. – Cell & Systems Biology, 2016

Thesis title: “Comparative Identification and Characterization of Myosin Heavy Chain Isoforms in Avian Skeletal Muscle”

E-mail: br.velten@gmail.com

Selected Publications

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Velten, B. P., Dillaman, R. M., Kinsey, S. T., McLellan, W. A. and Pabst, D. A. (2013). Novel locomotor muscle design in extreme deep-diving whales. Journal of Experimental Biology jeb.081323. Download

Velten, B. P. and Welch, K. C. (2014). Myosin heavy-chain isoforms in the flight and leg muscles of hummingbirds and zebra finches. American Journal of Physiology-Regulatory, Integrative and Comparative Physiology 306, R845–R851. Download

Velten, B. P., Welch, K. C. and Ramenofsky, M. (2016). Altered expression of pectoral myosin heavy chain isoforms corresponds to migration status in the white-crowned sparrow (Zonotrichia leucophrys gambelii). Royal Society Open Science 3, 160775. Download