Publications
Lab Publications:
Craig HM, Stepanian RA, Spengler KD, Altman KA, Sckrabulis JP, and Raffel TR. (in press) Testing for thermal acclimation in zoospores of an amphibian pathogen. Diseases of Aquatic Organisms. Author Accepted Manuscript (PDF)| Supplement. This work is licensed under CC BY 4.0.
Noelker JE, Abreu Ruozzi V, Spengler KD, Craig HM, Raffel TR. 2024. Dynamic effects of thermal acclimation on chytridiomycosis infection intensity and transmission potential in Xenopus laevis. Royal Society Open Science. 11(9):240789. doi: 10.1098/rsos.240789.
Noelker JE, Abreu Ruozzi V, Craig HM, Sckrabulis JP, Raffel TR. 2024. Glove decontamination procedures to prevent pathogen and DNA cross-contamination among frogs. Diseases of Aquatic Organisms. 158:173-178. doi: 10.3354/dao03793.
Spranger RR, Raffel TR, Sinervo BR. 2024. Canopy coverage, light, and moisture affect thermoregulatory trade-offs in an amphibian breeding habitat. Journal of Thermal Biology. 122:103864. doi: 10.1016/j.jtherbio.2024.103864.
Sckrabulis JP, Messner ML, Stanny J, McWhinnie RB, Ansari HD, Hajek AM, Bageris A, Raffel TR. 2024. Large-scale spatial drivers of avian schistosomes in Northern Michigan inland lakes. Parasitology. 151(5):495-505. doi: 10.1017/S0031182024000337.
Soper DM, Raffel TR, Sckrabulis JP, Froelich KL, McPhail BA, Ostrowski MD, Reimink RL, Romano D, Rudko SP, Hanington PC. 2022. A novel schistosome species hosted by Planorbella (Helisoma) trivolvis is the most widespread swimmer's itch-causing parasite in Michigan inland lakes. Parasitology. 150(1):1-10. doi: 10.1017/S0031182022001561.
Sckrabulis JP, Altman KA, Raffel TR. 2022. Using metabolic theory to describe temperature and thermal acclimation effects on parasitic infection. American Naturalist. 199(6):789-803. doi: 10.1086/719409.
Rumschlag SL, Casamatta DA, Mahon MB, Hoverman JT, Raffel TR, Carrick HJ, Hudson PJ, Rohr JR. 2022. Pesticides alter ecosystem respiration via phytoplankton abundance and community structure: Effects on the carbon cycle?. Global Change Biology. 28(3):1091-1102. doi: 10.1111/gcb.15952.
McWhinnie RB, Sckrabulis JP, and Raffel TR. 2021. Temperature and mass scaling affect cutaneous and pulmonary respiratory performance in a diving frog. Integrative Zoology. 16(5):712-728. doi: 10.1111/1749-4877.12551.
Orille AC, McWhinnie RB, Brady SP, and Raffel TR. 2020. Positive effects of acclimation temperature on the critical thermal maxima of Ambystoma mexicanum and Xenopus laevis. Journal of Herpetology. 54 (3): 289–292. https://doi.org/10.1670/19-080
Sckrabulis JS, AR Flory, and TR Raffel. 2020. Direct onshore wind predicts daily swimmer's itch (avian schistosome) incidence at a Michigan beach. Parasitology. 147(4):431-440. doi: 10.1017/S0031182020000074.
Khan AMAM, Hauk VJ, Ibrahim M, Raffel TR, and Blumer-Schuette SE. 2020. Caldicellulosiruptor bescii adheres to polysaccharides using a type IV pilin-dependent mechanism. Applied & Environmental Microbiology. 86(9). doi: 10.1128/AEM.00200-20.
Palmer-Young EC, Ngor L, Burciaga Nevarez R, Rothman JA, Raffel TR, and McFrederick QS. 2019. Temperature dependence of parasitic infection and gut bacterial communities in bumble bees. Environmental Microbiology. 21(12):4706-4723. doi: 10.1111/1462-2920.14805.
Bradley PW, Brawner MD, Raffel TR, Rohr JR, Olson DH, and Blaustein AR. 2019. Shifts in temperature influence how Batrachochytrium dendrobatidis infects amphibian larvae. PLoS One;14(9):e0222237. doi: 10.1371/journal.pone.0222237.
Altman KA and Raffel TR. 2019. Thermal acclimation has little effect on tadpole resistance to Batrachochytrium dendrobatidis. Diseases of Aquatic Organisms. 133: 207-216. https://doi.org/10.3354/dao03347
Rumschlag, S. L., N. T. Halstead, J. T. Hoverman, T. R. Raffel, H. J. Carrick, P. J. Hudson, and J. R. Rohr. 2019. Effects of pesticides on exposure and susceptibility to parasites can be generalized to pesticide class and type in aquatic communities. Ecology Letters. 22: 962–972. https://doi.org/10.1111/ele.13253
Tiegs, S. D. and T. Raffel. 2019. Pseudoreplication and greenhouse-gas emissions from rivers. Nat Commun. 10(1):5370. doi: 10.1038/s41467-019-13303-1.
Palmer-Young, E. C., T. R. Raffel, and Q. S. McFrederick. 2018. Temperature-mediated inhibition of a bumblebee parasite by an intestinal symbiont. Proceedings of the Royal Society B. 285: 1890. doi: 10.1098/rspb.2018.2041.
Palmer-Young, E. C., T. R. Raffel, and Q. S. McFrederick. 2018. pH-mediated inhibition of a bumble bee parasite by an intestinal symbiont. Parasitology. doi: 10.1017/S0031182018001555. [Epub ahead of print]
Raffel, T. R. 2018. How do newts fight disease? They change their habitat. Functional Ecology. 2018 May; 32:1142–1144. doi: 10.1111/1365-2435.13111.
Halstead, N. T., C. M. Hoover, A. Arakala, D. J. Civitello, G. A. De Leo, M .Gambhir, S. A. Johnson, N. Jouanard, K. A. Loerns, T. A. McMahon, R. A. Ndione, K. Nguyen, T. R. Raffel, J. V. Remais, G. Riveau, S. H. Sokolow, and J. R. Rohr. 2018. Agrochemicals increase risk of human schistosomiasis by supporting higher densities of intermediate hosts. Nature Communications. 9(1):837. doi: 10.1038/s41467-018-03189-w.
Molnár, P. K., J. P. Sckrabulis, K. A. Altman, and T. R. Raffel. 2017. Thermal performance curves and the Metabolic Theory of Ecology - A practical guide to models and experiments for parasitologists. Journal of Parasitology. 103: 423-439. PDF | Supplement
Stephens, J. P., K. A. Altman, K. A. Berven, S. D. Tiegs, and T. R. Raffel. 2017. Bottom-up and trait-mediated effects of resource quality on amphibian parasitism. Journal of Animal Ecology. 86: 305-315.
Stephens, J. P., A. B. Stoler, J. P. Sckrabulis, A. J. Fetzer, K. A. Berven, S. D. Tiegs, and T. R. Raffel. 2017. Ontogenetic changes in sensitivity to nutrient limitation of tadpole growth. Oecologia. 183: 263-273.
Stoler, A. B., K. A. Berven, and T. R. Raffel . 2016. Leaf litter inhibits growth of an amphibian fungal pathogen. Ecohealth. 13: 392-404.
Kane, J. L., S. A. Krueger, A. Hanna, T. R. Raffel, G. D. Wilson, G. J. Madlambayan, and B. Marples. 2016. Effect of irradiation on tumor microenvironment and bone marrow cell migration in a pre-clinical tumor model. International Journal of Radiation Oncology Biology Physics. 96: 170-178.
Altman, K. A., S. H. Paull, P. T. J. Johnson, M. N. Golembieski, J. P. Stephens, B. E. LaFonte, and T. R. Raffel. 2016. Host and parasite thermal acclimation responses depend on the stage of infection. Journal of Animal Ecology. 85: 1014-1024.
Stoler, A. B., M. N. Golembieski, J. P. Stephens, and T. R. Raffel. 2016. Differential consumption and assimilation of leaf litter by wetland “herbivores”: alternative pathways for decomposition and trophic transfer Freshwater Science. 35: 178-187.
LaFonte, B.E., T. R. Raffel, I. N. Monk, and P. T. J. Johnson. 2015. Quantifying larval trematode infections in hosts: A comparison of method validity and implications for infection success. Experimental Parasitology. 154: 155-162. PDF
Stephens, J. P., K. A. Berven, S. D. Tiegs, and T. R. Raffel. 2015. Ecological stoichiometry quantitatively predicts responses of tadpoles to a food quality gradient. Ecology. 96: 2070-2076. PDF
Stoler, A. B., J. P. Stephens, R. A. Relyea, K. A. Berven, and S. D. Tiegs. 2015. Leaf litter of different canopy types induces morphological changes in anuran metamorphs. Oecologia.179: 667-677.
Paull, S. H., T. R. Raffel, B. E. LaFonte, and P. T. J. Johnson. 2015. How temperature shifts affect parasite production: Testing the roles of thermal stress and acclimation. Functional Ecology. 29: 941-950. PDF
Raffel, T. R., N. T. Halstead, T. A. McMahon, A. K. Davis, and J. R. Rohr. 2015. Temperature variability and moisture synergistically interact to exacerbate an epizootic disease. Proceedings of the Royal Society B - Biological Sciences. 282. PDF
Halstead, N. T., T. A. McMahon, S. A. Johnson, T. R. Raffel, J.M. Romansic, P. W. Crumrine, and J. R. Rohr. 2014. Community ecology theory predicts the effects of agrochemical mixtures on aquatic biodiversity and ecosystem properties. Ecology Letters. 8: 932-941.
McMahon, T. A., B. F. Sears, M. D. Venesky, S. M. Bessler, J. M. Brown, K. Deutsch, N. T. Halstead, G. Lentz, N. Tenouri, S. Young, D. J. Civitello, N. Ortega, J. S. Fites, L. K. Reinert, L. A. Rollins-Smith, T. R. Raffel, and J. R. Rohr. 2014. Amphibians acquire resistance to live and dead fungus overcoming fungal immunosuppression. Nature. 511: 224-227.
Venesky, M. D., T. R. Raffel, T. A. McMahon, and J. R. Rohr. 2014. Confronting inconsistencies in the amphibian-chytridiomycosis system: implications for disease management. Biological Reviews 89:477-483.
Rohr, J. R., T. R. Raffel, N. T. Halstead, T. A. McMahon, S. A. Johnson, R. K. Boughton, and L. B. Martin. 2013. Early-life exposure to a herbicide has enduring effects on pathogen-induced mortality. Proceedings of the Royal Society B - Biological Sciences. 282. PDF
Raffel, T. R., J. M. Romansic, N. T. Halstead, T. A. McMahon, M. D. Venesky, and J. R. Rohr. 2013. Disease and thermal acclimation in a more variable and unpredictable climate. Nature Climate Change 3: 146-151. PDF
Rohr, J. R., T. R. Raffel, A. R. Blaustein, P. T. J. Johnson, S. H. Paull, and S. Young. 2013. Using physiology to understand climate-driven changes in disease and their implications for conservation. Conservation Physiology 1: 1-15. PDF
Koprivnikar, J., D. J. Marcogliese, J. R. Rohr, S. A. Orlofske, T. R. Raffel, and P.T.J. Johnson. 2012. Macroparasite infections of amphibians: what can they tell us? Ecohealth 9: 342-360.
McMahon T. A., N. T. Halstead, S. Johnson, T. R. Raffel, J. M. Romansic, P. W. Crumrine, and J. R. Rohr. 2012. Fungicide-induced declines of freshwater biodiversity modify ecosystem functions and services. Ecology Letters. 15: 714-722.
Rohr, J. R., N. T. Halstead, and T. R. Raffel. 2012. The herbicide atrazine, algae, and snail populations. Environmental Toxicology & Chemistry 31: 973-974
McMahon, T. A., N. T. Halstead, S. Johnson, Steve, T. R. Raffel, J. M. Romansic, P. W. Crumrine, R. K. Boughton, L. B. Martin, and J. R. Rohr. 2011. The fungicide chlorothalonil is nonlinearly associated with corticosterone levels, immunity, and mortality in amphibians. Environmental Health Perspectives 119: 1098-1103.
Rohr, J. R., A. P. Dobson, P. T. J. Johnson, A. M. Kilpatrick, S. H. Paull, T. R. Raffel, D. Ruiz-Moreno, and M. B. Thomas. 2011. Frontiers in climate change-disease research. Trends in Ecology & Evolution. 26: 270-277. PDF
Raffel, T. R., J. O. Lloyd-Smith, S. K. Sessions, P. J. Hudson, and J. R. Rohr. 2011. Does the early frog catch the worm? Disentangling potential drivers of a parasite age-intensity relationship in tadpoles. Oecologia. 165: 1031–1042. PDF | Supplement
Rohr, J. R., N. T. Halstead, and T. R. Raffel. 2011. Modelling the future distribution of the amphibian chytrid fungus: The influence of climate and human-associated factors. Journal of Applied Ecology. 48(1): 174-176. PDF
Raffel, T. R., P. J. Michel*, E. W. Sites*, and J. R. Rohr. 2010. What drives chytrid infections in newt populations? Associations with substrate, temperature, and shade. EcoHealth. 7: 526-536. PDF
Raffel, T. R., J. R. Rohr, S. H. Paull, and P. T. J. Johnson. 2010. Symposium 16 report: Towards a general theory for how climate change will affect infectious disease. Bulletin of the Ecological Society of America. 91: 467–473. PDF
Jennings, D. E., J. J. Krupa, T. R. Raffel and J. R. Rohr. 2010. Evidence for competition between carnivorous plants and spiders.Proceedings of the Royal Society of London Series B-Biological Sciences. 277: 3001-3008. PDF
Rohr, J. R. and T. R. Raffel. 2010. Linking global climate and temperature variability to widespread amphibian declines putatively caused by disease. Proceedings of the National Academy of Science of the United States of America. 107: 8269–8274. PDF | Supplement
Raffel, T. R., J. T. Hoverman, N. T. Halstead, P. J. Michel*, and J. R. Rohr. 2010. Parasitism in a community context: Trait-mediated interactions with competition and predation. Ecology. 91:1900-1907. PDF | Supplement
Rohr, J. R., T. R. Raffel, and C. A. Hall*. 2010. Developmental variation in resistance and tolerance in a multi-host-parasite system.Functional Ecology. 24: 1110–1121. PDF | Supplement
Raffel, T. R. and T. K. Anderson. 2009. A new species of Hysterothylacium (Nematoda: Anisakidae) from the stomach of the red-spotted newt, Notophthalmus viridescens, from Pennsylvania fishless ponds. Journal of Parasitology. 95: 1503–1506. PDF
Raffel, T. R., R. J. LeGros*, B. C. Love, J. R. Rohr, and P. J. Hudson. 2009. Parasite age-intensity relationships in red-spotted newts: Does immune memory influence salamander disease dynamics? International Journal for Parasitology. 39: 231–241. PDF
Raffel, T. R., J. L. Sheingold*, and J. R. Rohr. 2009. Lack of pesticide toxicity to Echinostoma trivolvis eggs and miracidia. Journal of Parasitology. 95: 1548–1551. PDF
Raffel, T. R., C. Cortright, N. Hildebrand, and A. J. Gatz. 2009. Central place foraging of beavers (Castor canadensis) in a complex lake habitat. The American Midland Naturalist. 162: 69-80. PDF
Rohr, J. R., A. Swan*, T. R. Raffel, and P. J. Hudson. 2009. Parasites, info-disruption, and the ecology of fear. Oecologia. 159: 447-454. PDF
Rademaker, V., H. M. Herrera, T. R. Raffel, P. S. D’Andrea, T. P. T. Freitas, U. G. P. Abreu, P. J. Hudson, and A. M. Jansen. 2009. What is the role of small rodents in the transmission cycle of Trypanosoma cruzi and Trypanosoma evansi (Kinetoplastida Trypanosomatidae)? A study case in the Brazilian Pantanal. Journal of Tropical Medicine and Hygiene. 111: 102–107 PDF
Rohr, J.R., T. R. Raffel, and S. K. Sessions. 2009. Digenetic trematodes and their relationship to amphibian declines and deformities. In: Amphibian Biology. vol. 8. Amphibian Decline: Diseases, Parasites, Maladies, and Pollution. series editor Heatwole, H. & Wilkinson, J.W. Surrey Beatty & Sons, Chipping Norton, NSW, Australia, pp 3067-3088. PDF
Raffel, T. R., T. Bommarito, D. S. Merritt, S. M. Witiak, and L. A. Shackelton. 2008. Widespread infection of red-spotted newts by a new species of Amphibiocystidium, a fungus-like mesomycetozoan parasite not previously reported in North American amphibians. Parasitology. 135: 1-13. PDF
Vandegrift, K. J., T. R. Raffel, and P. J. Hudson. 2008. Parasites prevent summer breeding in white-footed mice, Peromyscus leucopus. Ecology. 89: 2251-2258. PDF
Rohr, J.R., T. R. Raffel, S. K. Sessions, and P. J. Hudson. 2008. Understanding the net effects of pesticides on amphibian trematode infections. Ecological Applications. 18: 1743-1753. PDF
Rohr, J. R., A. M. Schotthoefer, T. R. Raffel, H. J. Carrick, N. Halstead, J. T. Hoverman, C. M. Johnson, L. B. Johnson, C. Lieske, M. D. Piwoni, P. K. Schoff, and V. R. Beasley. 2008. Agrochemicals increase trematode infections in a declining amphibian species. Nature. 455: 1235-1240. PDF | Supplement
Raffel, T. R., L. B. Martin, and J. R. Rohr. 2008. Parasites as predators: unifying natural enemy ecology. Trends in Ecology and Evolution. 23(11): 610-618. PDF
Rohr, J. R., T. R. Raffel, J. Romansic, H. McCallum, P. J. Hudson. 2008. Evaluating the links between climate, disease spread, and amphibian declines. Proceedings of the National Academy of Science. 105(45): 17436–17441. PDF | Supplement
Raffel, T. R., J. R. Rohr, J. M. Kiesecker, and P. J. Hudson. 2006. Negative effects of changing temperature on amphibian immunity under field conditions. Functional Ecology. 20: 819-828. PDF
Raffel, T. R., J. R. Dillard*, and P. J. Hudson. 2006. Field evidence for leech-borne transmission of amphibian Ichthyophonus sp. The Journal of Parasitology. 92(6): 1256-1264. PDF
Raffel, T. R. and A. J. Gatz. 2003. The orientation of beavers (Castor canadensis) when cutting trees. The Ohio Journal of Science. 103(5): 143-146. PDF
Raffel, T. R., K. B. Register, S. A. Marks, L. M. Temple. 2002. Prevalence of Bordetella avium in wild and domestic bird species of eastern USA. Journal of Wildlife Diseases. 38(1): 40-46. PDF