PUBLICATIONS

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2021

  • Stahlke A, Epstein B, Barbosa S, Margres MJ, Patton A, Hendricks SA, Veillet A, Fraik AK, Schonfeld B, McCallum H, Hamede R, Jones ME, Storfer A, Hohenlohe P. Contemporary and historical selection in Tasmanian Devils (Sarcophilus harrisii) support novel, polygenic response to transmissible cancer. Proceedings of the Royal Society B: Biological Sciences. 288:1951, 20210577. PDF.

  • Holding ML, Strickland JL, Rautsaw RM, Hofmann EP, Mason AJ, Hogan MP, Nystrom GS, Ellsworth SA, Colston TJ, Borja M, Castaneda-Gaytan G, Grunwald CI, Jones JM, Freitas-de-Sousa L, Viala VL, Margres MJ, Grazziotin FG, Junqueira-da-Azevedo ILM, Moura-da-Silva AM, Hingst-Zaher E, Gibbs HL, Rokyta, DR, Parkinson C. Phylogenetically diverse diets favor mor complex venoms in North American pitvipers. Proceedings of the National Academy of Sciences USA. 118:17, e2015579118. Link.

  • Margres MJ, Rautsaw RM, Strickland JL, Mason AJ, Schramer TD, Hofmann EP, Stiers E, Ellsworth SA, Nystrom GS, Hogan MP, Bartlett DA, Colston TJ, Gilbert DM, Rokyta DR, Parkinson C. The Tiger Rattlesnake genome reveals a complex genotype underlying a simple venom phenotype. Proceedings of the National Academy of Sciences USA. 118:4, e2014634118. Link.

  • Rautsaw R, Schramer T, Acuna R, Arick L, DiMeo M, Hickson J, Mercier K, Schrum M, Mason A, Margres MJ, Strickland J, Parkinson C.  Genomic adaptations to salinity resist gene flow in the evolution of Floridian Watersnakes. Molecular Biology and Evolution.  38:3, 745-760; Cover Article. PDF.

2020

  • Patton A, Lawrance M, Margres MJ, Kozakiewicz C, Hamede R, Ruiz-Aravena M, Hamilton DG, Comte S, Ricci L, Taylor R, Stadler T, Leache, McCallum H, Jones M, Hohenlohe P, Storfer A. 2020. Phylodynamics of Tasmanian devil transmissible cancer reveals a shift from emergence to endemism. Science. 370, eabb9772. PDF.

  • Huff E, Schonour R, Holding M, Claunch N, Ellsworth S, Hogan M, Wray K, McGivern J, Margres MJ, Colston T, Rokyta DR. Gradual and discrete ontogenetic shifts in rattlesnake venom composition and assessment of hormonal and ecological correlates. Toxins. 12:10, 659. PDF.​

  • Margres MJ, Ruiz-Aravena M, Hamede R, Chawla K, Patton A, Lawrance MF, Fraik AK, Stahlke A, Davis BW, Ostrander EA, Jones ME, McCallum H, Paddison PJ, Hohenlohe PA, Hockenbery, and Storfer A. Spontaneous tumor regression in Tasmanian devils associated with RASL11A activation. Genetics. 215:4, 1143-1152; Highlighted Article. PDF.

  • Kozakiewicz C, Ricci R, Patton A, Stahlke A, Hendricks S, Margres MJ, Ruiz-Aravena M, Hamilton D, Hamede R, McCallum H, Jones M, Hohenlohe PA, Storfer A. Comparative landscape genetics reveals differential effects of environment on host and pathogen genetic structure in Tasmanian devils (Sarcophilus harrisii) and their transmissible tumor. Molecular Ecology. 29:17, 3217-3233. PDF.

  • Fraik A, Margres MJ, Epstein B, Jones M, Hendricks S, Schonfeld B, Stahlke A, Hamede R, McCallum H, Lopez-Contreas E, Kallinen SJ, Lazenby B, Hawkins C, Fox S, Lachish S, Huxtable S, Kelley JL, Hohenlohe P, and Storfer A. Disease-driven selection swamps local adaptation to abiotic factors in Tasmanian devil (Sarcophilus harrisii) populations. Evolution. 74:7, 1392-1408; Cover Article. PDF.

  • Patton A, Margres MJ, Epstein E, Eastman J, Harmon L, and Storfer A. Hybridizing salamanders experience accelerated diversification. Scientific Reports 10, 6566. PDF.

  • Mason AJ, Margres MJ, Strickland JL, Rokyta DR, Sasa M, and Parkinson, CL. Trait differentiation and modular toxin expression in Palm-Pitvipers. BMC Genomics 21:1, 1-20. PDF.

2019

  • Margres MJ, Patton A, Wray KP, Hassinger ATB, Ward MJ, Lemmon EM, Lemmon AR, and Rokyta DR. 2019. Tipping the scales: the migration-selection balance leans toward selection in snake venoms. Molecular Biology and Evolution 36:2, 271-282. PDF.

 

  • Patton A, Margres MJ, Stahlke A, Lewallen K, Hamede R, McCallum H, Jones M, Hohenlohe P, and Storfer A. Contemporary demographic reconstruction methods are robust to genome assembly quality: a case study in Tasmanian devils. Molecular Biology and Evolution msz191. PDF.

 

  • Fraik A, Quackenbush C, Margres MJ, Comte S, Hamilton D, Kozakiewicz C, Jones M, Hamede R, Hohenlohe PA, Storfer A, and Kelley JL. Transcriptomics of Tasmanian devil (Sarcophilus harrisii) ear tissue reveals homogeneous gene expression patterns across a heterogeneous landscape. Genes 10:801. PDF.

 

  • Rautsaw R, Hofmann E, Margres MJ, Holding M, Strickland J, Mason A, Rokyta DR, and Parkinson, C. Intraspecific sequence and gene expression variation contribute little to venom diversity in Sidewinder Rattlesnakes (Crotalus cerastes). Proceedings of the Royal Society B: Biological Sciences 286, 20190810. Cover Article. PDF.

2018

  • Margres MJ, Ruiz-Aravena M, Hamede R, Jones ME, Lawrance MF, Hendricks SA, Patton A, Davis BW, Ostrander EA, McCallum H, Hohenlohe PA, and Storfer A. The genomic basis of tumor regression in Tasmanian devils (Sarcophilus harrisii). Genome Biology and Evolution 10:11, 3012-3025. PDF.

 

  • Margres MJ, Jones M, Epstein B, Comte S, Fox S, Fraik AK, Hendricks SA, Huxtible S, Lachish S, Lazenby B, O'Rourke SM, Stahlke AR, Wiench CG, Hamede R, Schonfeld B, McCallum H, Miller MR, Hohenlohe PA, and Storfer A. Large-effect loci affect survival in Tasmanian devils infected with a transmissible cancer. Molecular Ecology 27:4189-4199. PDF.

 

  • Holding M, Margres MJ, Rokyta DR, and Gibbs HL. Local community composition and genetic distance predict venom divergence among populations of the Northern Pacific rattlesnake (Crotalus oreganus). BMC Evolutionary Biology.. PDF.

 

  • Holding M, Margres MJ, Mason A, Parkinson CL, and Rokyta DR. Evaluating the performance of de novo assembly methods for venom-gland transcriptomics. Toxins 10:6, 249. (Invited article). PDF.

 

  • Storfer A, Hohenlohe PA, Margres MJ, McCallum H, Patton AH, Fraik AK, Lawrance M, Stahlke A, Jones ME, and Ricci L. The devil is in the details: genomics of transmissible cancers in Tasmanian Devils. PLOS Pathogens 14:8, e1007098 (Invited article). PDF.

2017

  • Margres MJ, Wray KP, Hassinger ATB, Ward MJ, McGivern JJ, Lemmon EM, Lemmon AR, and Rokyta DR. Quantity, not quality: rapid adaptation in a polygenic trait proceeded exclusively through expression differentiation. Molecular Biology and Evolution 34:12, 3099-3110. PDF.

 

  • Margres MJ, Bigelow AB, Lemmon EM, Lemmon AR, and Rokyta DR. 2017. Selection to increase expression, not sequence diversity, precedes gene family origin and expansion in rattlesnake venom. Genetics 206:3, 1569-1580. PDF.

 

  • Rokyta DR, Margres MJ, Ward MJ, and Sanchez EE. 2017. The genetics of venom ontogeny in the eastern diamondback rattlesnake (Crotalus adamanteus). PeerJ 5:e3249. PDF.

2016

  • Margres MJ, Wray KP, Seavy M, McGivern JJ, Herrera NH, and Rokyta DR. Expression differentiation is constrained to low-expression proteins over ecological timescales. Genetics 202:1, 273-283. PDF.

 

  • Margres MJ, Walls R, Suntravat M, Lucena S, Sanchez EE, and Rokyta DR. Functional characterizations of venom phenotypes in the eastern diamondback rattlesnake (Crotalus adamanteus) and evidence for expression-driven divergence in toxic activities among populations. Toxicon 119:28-38. PDF.

2015

  • Margres MJ, McGivern JJ, Seavy M, Wray KP, Facente J, and Rokyta DR. Contrasting modes and tempos of venom expression evolution in two snake species. Genetics 199:1, 165-176 (Highlighted article). PDF.

 

  • Margres MJ, Wray KP, McGivern JJ, Seavy M, Sanader D, and Rokyta DR. Phenotypic integration in the feeding system of the eastern diamondback rattlesnake (Crotalus adamanteus). Molecular Ecology 24:13, 3405-3420. PDF.

 

  • Rokyta DR, Margres MJ, and Calvin, K. Post-transcriptional mechanisms contribute little to phenotypic variation in snake venoms. G3: Genes, Genomes, Genetics g3-115. PDF.

 

  • Wray KP, Margres MJ, Seavy M, and Rokyta DR. Early significant ontogenetic changes in snake venoms. Toxicon 96:74-81. PDF.

 

  • Rokyta DR, Wray KP, McGivern JJ, and Margres MJ. 2015. The transcriptomic and proteomic basis for the evolution of a novel venom phenotype within the Timber Rattlesnake (Crotalus horridus). Toxicon 98:34-48. PDF.

2014

  • Margres MJ, McGivern JJ, Wray KP, Seavy M, Calvin K, and Rokyta DR. Linking the transcriptome and proteome to characterize the venom of the eastern diamondback rattlesnake (Crotalus adamanteus). Journal of Proteomics 96:145-158. PDF.

 

  • McGivern JJ, Wray KP, Margres MJ, Couch ME, Mackessy SP, and Rokyta DR. RNA-seq and high-definition mass spectrometry reveal the complex and divergent venoms of two rear-fanged colubrid snakes. BMC Genomics 15:1061. PDF.

2013

  • Margres MJ, Aronow K, Loyacano J, and Rokyta DR. The venom-gland transcriptome of the eastern coral snake (Micrurus fulvius) reveals high venom complexity in the intragenomic evolution of venoms. BMC Genomics 14:531 (Highly accessed). PDF.

 

  • Rokyta DR, Wray KP, and Margres MJ. The genesis of an exceptionally deadly venom in the timber rattlesnake (Crotalus horridus) revealed through comparative venom-gland transcriptomics. BMC Genomics 14:394 (Highly accessed). PDF.

2012

  • Rokyta DR, Lemmon AR, Margres MJ, and Aronow K. 2012. The venom-gland transcriptome of the eastern diamondback rattlesnake (Crotalus adamanteus). BMC Genomics 13:312. PDF.