Author
D. A. Johnson
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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2019-2021 · peak 4/yrCo-Author Collaboration Network
10 top collaborators · 21 mutual co-author links7 papers
Recent·Most cited
The Influence of Public Health Faculty on College and University Plans during the COVID-19 Pandemic
D. A. Johnson, M. Cahill, S. Choate, D. Roelfs, S. E. Walsh
This study finds that colleges with CEPH-accredited public health programs were more likely to adopt restrictive instructional modalities during the 2020 fall semester, though other factors also influenced decisions.
bioRxiv · Jun 23, 2021Scientific Communication & Education
A second specificity-determining loop in Class A sortases: Biochemical characterization of natural sequence variation in chimeric SrtA enzymes
I. M. Piper, S. A. Struyvenberg, J. D. Valgardson, D. A. Johnson, M. Gao, K. Johnston, J. E. Svendsen, H. M. Kodama, K. L. Hvorecny, J. M. Antos, J. F. Amacher
The paper identifies a conserved loop in Class A sortases that influences substrate specificity and demonstrates how engineered chimeric enzymes can expand substrate tolerance.
bioRxiv · Mar 27, 2021Biochemistry
Stratified Random Sampling Methodology for Observing Community Mask Use within Indoor Settings: Results from Louisville, Kentucky during the COVID-19 Pandemic
S. M. KARIMI, S. S. Salunkhe, K. B. White, B. M. Little, W. P. M. McKinney, R. M. Mitra, Y. M. Chen, E. R. Adkins, J. A. Barclay, E. M. Ezekekwu, C. X. He, D. M. Hurst, M. M. M. Popescu, D. N. Swinney, D. A. Johnson, , N. R. DuPre
This study used stratified random sampling to observe mask use in indoor public areas during the COVID-19 pandemic, finding high prevalence but significant disparities in proper use.
bioRxiv · Feb 25, 2021 · PreprintScientific Communication & Education
Regions of Highly Recurrent Electrogram Morphology at Sites of Low Cycle Length Accurately Reflect Arrhythmogenic Substrate for Atrial Fibrillation - Implications For a New, Mechanism Guided Therapeutic Approach for Atrial Fibrillation
S. Yoo, M. Rottmann, J. Ng, D. A. Johnson, B. M. Shanab, A. Pfenniger, G. E. Geist, S. Mandava, A. Burrell, W. Zhang, J. A. Wasserstrom, B. P. Knight, R. Passman, J. Goldberger, R. Arora
This study identifies electrogram morphology recurrence as a marker of arrhythmogenic substrate in atrial fibrillation, suggesting it could guide targeted ablation therapy.
bioRxiv · Dec 10, 2020 · PreprintPhysiology
Manage flowering time in Miscanthus and sugarcane to facilitate intra- and intergeneric crosses
H. Dong, L. Clark, X. Jin, K. Anzoua, L. Bagmet, P. Chebukin, E. Dzyubenko, N. Dzyubenko, B. K. Ghimire, K. Heo, D. A. Johnson, H. Nagano, A. Sabitov, J. Peng, T. Yamada, , E. Sacks
This study investigates how day length affects flowering time in Miscanthus and sugarcane to enable synchronized hybridization, finding that day length requirements vary by species and geographic origin.
bioRxiv · Sep 28, 2020Plant Biology
Disruption of NOX2-dependent Oxidative Injury with a Targeted Gene-Therapy Approach Prevents Atrial Fibrillation in a Canine Model
S. Yoo, A. Pfenniger, J. Hoffman, W. Zhang, J. Ng, A. Burrell, D. A. Johnson, G. Gussak, T. Waugh, S. Bull, B. Benefield, B. P. Knight, R. Passman, J. A. Wasserstrom, G. L. Aistrup, R. Arora
This study shows that disrupting NOX2-dependent oxidative injury with gene therapy prevents atrial fibrillation in dogs.
bioRxiv · Sep 11, 2019 · PreprintPhysiology