Author

J. M. Walker

Oregon Health & Science University

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Evolutionary Biology· 2 Pathology· 2 Bioengineering· 1

Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 3 Assay:DNA methylation· 2 Organism:human· 2 Assay:imaging· 2 Approach:statistical model· 2 Assay:ChIP-seq· 1 Research Focus:chromatin & epigenetic regulation· 1 Approach:deep learning· 1

Frequent Co-Authors

A. C. McKee· 2 shared C. L. White· 2 shared G. Marx· 2 shared J. F. Crary· 2 shared K. Farrell· 2 shared M. A. Iida· 2 shared T. D. Stein· 2 shared T. E. Richardson· 2 shared

Activity by Year

2020-2025 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 28 mutual co-author links

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2 shared papersPathology

A. C. McKee

Mutual co-authors in cluster

Author profile →

5 papers

Recent·Most cited

Synthesis of ionizable lipopolymers using split-Ugi reaction for pulmonary delivery of various size RNAs and gene editing

Kseniya Yu. Vlasova, A. Kerr, Nathan D. Pennock, Antony Jozić, Deepak Kumar Sahel, Milan Gautam, Namratha Turuvekere Vittala Murthy, A. Roberts, M. W. Ali, Kelvin D. MacDonald, J. M. Walker, Robert Luxenhofer, Gaurav Sahay

The paper develops a method to deliver various RNA therapeutics, including mRNA and CRISPR-Cas9, to the lung using lipopolymer-lipid hybrid nanoparticles, showing improved efficacy and reduced toxicity.

Nature Communications · Apr 29, 2025Peer-reviewedBioengineering

Interpretable deep learning of myelin histopathology in age-related cognitive impairment

A. T. McKenzie, G. Marx, D. Koenigsberg, M. Sawyer, M. A. Iida, J. M. Walker, T. E. Richardson, G. Campanella, J. Attems, A. C. McKee, T. D. Stein, T. J. Fuchs, C. L. White, The PART Working Group, K. Farrell, J. F. Crary

This study uses interpretable deep learning to identify myelin pallor in brain tissue associated with cognitive impairment from postmortem human samples.

bioRxiv · Jun 6, 2022Pathology

Predictors of cognitive impairment in primary age-related tauopathy: an autopsy study

M. A. Iida, K. Farrell, J. M. Walker, T. E. Richardson, G. Marx, C. H. Bryce, D. Purohit, G. Ayalon, T. G. Beach, E. H. Bigio, E. Cortes, M. Gearing, V. Haroutunian, C. T. McMillan, E. B. Lee, , J. F. Crary

This study identifies predictors of cognitive impairment in primary age-related tauopathy (PART) using autopsy data, finding that p-tau burden and cerebrovascular disease are significant predictors.

bioRxiv · Jun 8, 2021 · PreprintPathology

Taxonomic hypotheses and the biogeography of speciation in the Tiger Whiptail complex (Aspidoscelis tigris: Squamata, Teiidae)

T. K. Chafin, M. R. Douglas, W. J. B. Anthonysamy, B. K. Sullivan, J. M. Walker, J. E. Cordes, M. E. Douglas

This paper investigates the biogeography and speciation patterns in the Tiger Whiptail complex using mitochondrial DNA sequences to test taxonomic hypotheses and identify genetic divergence drivers.

bioRxiv · Oct 5, 2020Evolutionary Biology

Cortex cis-regulatory switches establish scale colour identity and pattern diversity in Heliconius

L. Livraghi, J. J. Hanly, S. M. Van Belleghem, G. Montejo-Kovacevich, E. S. M. van der Heijden, L. S. Loh, A. Ren, I. A. Warren, J. J. Lewis, C. Concha, L. H. Lopez, C. Wright, J. M. Walker, Z. H. Goldberg, J. Foley, , C. D. Jiggins

The paper identifies cis-regulatory regions controlled by cortex that determine scale color identity and pattern diversity in Heliconius butterflies through CRISPR perturbations and chromatin accessibility analysis.

bioRxiv · May 26, 2020 · PreprintEvolutionary Biology