faculty photo

Katheryn Alexandra Quilico Cousins-Gershenson, PhD

Research Assistant Professor of Neurology
Department: Neurology

Contact information
Richards Medical Building, Suite 600B
3700 Hamilton Walk
Philadelphia, PA 19104
Graduate Group Affiliations
Education
BA ( Biological Sciences)
University of Chicago, 2007.
PhD (Neuroscience)
Brandeis University, 2015.
Post-Graduate Training
Postdoctoral Fellow in Neurology, University of Pennsylvania, 2014-2018.
Postdoctoral Research in Neuroscience, Washington University, 2018-2019.
Permanent link
 
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Description of Research Expertise

Biofluid markers of neuropathology
ORCID identifier ORCID Logo
0000-0003-1879-2766

Selected Publications

Boyle, Cousins, Xu, Dehghani, Brown, Morse, Verma, Lee, Shaw, Zhou, Wolk, Massimo, & McMillan: DunedinPACE may relate to cognitive impairment and AD plasma biomarkers differently in Black and White adults. Alzheimer's Association International Conference (AAIC) July 2026.

Gee, Elser, Emrani, Kim, Rhodes, Irwin, Snyder, Cousins, McMillan, Massimo, & Boyle: Higher levels of ambient PM2.5 is associated with faster decline in cognitive performance in frontotemporal degeneration. International Neuropsychological Society (INS) Conference, Dublin, Ireland July 2026.

Cousins, Brown, Shaw, Korecka, & Wolk: Adjusting Plasma P-tau217Levels For Kidney Function To Improve Association With Amyloid Pathology. Alzheimer's Association International Conference (AAIC) July 2026.

Brown, Johnson, Hing, Humphreys, Schankel, Cousins, Nasrallah, Mechanic-Hamilton, Lee, Shaw, & Wolk: Proteomic Signatures Predict Beneficial and Adverse Response to Amyloid Targeting Therapy. Alzheimer's Association International Conference (AAIC) July 2026.

Simrén, Rönnholm, Weiner, Pola, Benedet, Shaw, Wolk, Weintraub, Lee, McMillan, Blennow, Irwin, Zetterberg*, Gobom*, & Cousins*: Cerebrospinal fluid proteomic profiling in frontotemporal lobar degeneration, Alzheimer’s disease and Lewy body disease. Alzheimer's Association International Conference (AAIC) July 2026.

Kac PR*, Cousins KAQ*, Szadziewska A, Shaw LM, Turton M, Van Deerlin VM, Harrison P, Zetterberg H, Wolk DA, McMillan CT, Galasko D, Hanrieder J, Lee EB, Kvartsberg H, Irwin DJ, Blennow K *first authors contributed equally: Tau368 improves p-tau diagnostic accuracy for FTLD-tau from FTLD-TDP. Acta Neuropathol 151: 71, Jun 2026.

Brown CA, Cousins KAQ, Korecka M, McGrew E, Chen-Plotkin A, Detre JA, McMillan CT, Lee EB, Das SR, Mechanic-Hamilton D, Yushkevich PA, Nasrallah IM, Shaw LM; Alzheimer's Disease Neuroimaging Initiative; Wolk DA.: Temporal Modeling of Amyloid and Tau Trajectories in Alzheimer's Disease Using PET and Plasma Biomarkers. Ann Neurol Jun 2026.

Tropea TF, Stevenson PA, Flitter M, Meehan D, Morris A, Lu M, Iaccarino L, Collins EC, Hodsdon ME, Irwin D, Spindler M, Deik A, Dahodwala N, Cousins KAQ, Wolk DA, Shaw L, Weintraub D, Lee EB, Chen-Plotkin A, Mintun M, Siderowf A.: Association between Plasma P-tau217 and Alzheimer's Copathology and Cognitive Decline in Parkinson's Disease. Ann Neurol Jun 2026.

Kac*, Cousins*, Shaw, Karikari, Turton, van Deerlin, Harrison, Kvartsberg, Zetterberg, Wolk, McMillan, Lee, Irwin#, & Blennow# *co-first author: CSF tau368 improves CSF p-tau diagnostic accuracy to detect FTLD-tau. TDP-43 Summit, Madison WI May 2026.

Liu, Fan, Kannarkat, Irwin, Cousins, & Blair: Secretion of an alpha-synuclein-HMGB2 isopeptide heterodimer in Alzheimer’s disease. Penn Institute on Aging (IOA), Sylvan M. Cohen Annual Retreat May 2026.

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Last updated: 08/06/2026
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