Author

Heather Armstrong

University of AlbertaPrimary ORCID profile (0000-0003-3991-9201 · 1 paper)Unclaimed ORCID profile · follow to get notified of new preprints

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Same name, identified by ORCID

Heather ArmstrongiD1 paper · University of Manitoba

Biology Disciplines

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Bioinformatics· 1 Immunology· 1

Signature Assays, Organisms & Methods

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Organism:mouse· 2 Research Focus:benchmarking· 1 Assay:bulk RNA-seq· 1 Research Focus:cancer & tumor microenvironment· 1 Approach:experimental assay· 1 Assay:metagenomics· 1 Assay:scRNA-seq· 1 Approach:statistical model· 1

Frequent Co-Authors

Akriti ShresthaiD· 1 shared Ali MirzaiD· 1 shared Amit Bar‐OriD· 1 shared Brenda BanwelliD· 1 shared Brett R. LomaniD· 1 shared Casey Lim· 1 shared Charles Noah BernsteiniD· 1 shared Christine Bonner· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 24 mutual co-author links

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1 shared paperImmunology

Akriti ShresthaORCID

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Author profile →

2 papers

Recent·Most cited

Proportionality-based association metrics in count compositional data

Kevin McGregor, Nneka Okaeme, Reihane Khorasaniha, Simona Veniamin, Juan Jovel, Richard Miller, Ramsha Mahmood, Morag Graham, Christine Bonner, Charles Noah Bernstein, Douglas Lorne Arnold, Amit Bar‐Or, Janace Hart, Ruth Ann Marrie, Julia O’Mahony, , Heather Armstrong

The paper quantifies bias in proportionality-based association metrics for count data and proposes a logit-normal multinomial model to improve accuracy.

NAR Genomics and Bioinformatics · Jun 27, 2026Peer-reviewedBioinformatics

Social stress worsens colitis through beta-adrenergic-driven oxidative stress in intestinal mucosal compartments

Maria Elisa Caetano‐Silva, Miranda E. Hilt, Ivan Valishev, Casey Lim, Mikaela C. Kasperek, Akriti Shrestha, Helen Fu, Eleanor Eck, Robert H. McCusker, Heather Armstrong, Brett R. Loman, Michael T. Bailey, Jacob M. Allen

This study shows social stress worsens colitis via beta-adrenergic and NADPH oxidase-driven oxidative stress, with beta-blockers and apocynin reducing inflammation.

Brain Behavior and Immunity · Dec 17, 2025Peer-reviewedImmunology