Author

Alex Morgan

University of California San Diego

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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Neuroscience· 1 Pharmacology & Toxicology· 1

Signature Assays, Organisms & Methods

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Organism:rat· 2 Approach:experimental assay· 1 Approach:statistical model· 1

Frequent Co-Authors

Dyar N. OthmaniD· 2 shared Elizabeth A. SneddoniD· 2 shared Kathleen Bai· 2 shared Lieselot L. G. CarretteiD· 2 shared Molly BrennaniD· 2 shared Olivier GeorgeiD· 2 shared Sonja Lorean PlasiliD· 2 shared Benjamin C. Sichel· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 43 mutual co-author links

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2 shared papersPharmacology & Toxicology

Dyar N. OthmanORCID

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2 papers

Recent·Most cited

Addiction-Like Severity Predicts Prolonged Oxycodone Withdrawal-Induced Allodynia in Genetically Diverse Rats

Sonja Lorean Plasil, Lani Tieu, Chengjia Qian, Natalie Taylor, Elizabeth A. Sneddon, Lieselot L. G. Carrette, Molly Brennan, Alex Morgan, Dyar N. Othman, Kathleen Bai, Sara Foroutani, Giordano de Guglielmo, Marsida Kallupi, Olivier George

This study shows that higher addiction-like severity in rats predicts prolonged oxycodone withdrawal-induced allodynia, with stronger associations between self-administration behaviors and pain sensitivity.

bioRxiv · May 18, 2026 · PreprintPharmacology & Toxicology

Incentive Salience, not Psychomotor Sensitization or Tolerance, Drives Escalation of Cocaine Self-Administration in Heterogeneous Stock Rats

Jarryd Ramborger, Joseph Mosquera, Molly Brennan, Benjamin C. Sichel, Dyar N. Othman, Sonja Lorean Plasil, Elizabeth A. Sneddon, Sélène Bonnet-Zahedi, Alex Morgan, Supakorn Chonwattanagul, Kathleen Bai, Lindsey China, Tu La, Lisa Maturin, Lieselot L. G. Carrette, Olivier George

The paper identifies incentive salience as the driver of cocaine self-administration escalation in rats, showing individual differences in pre-lever activity predict long-term intake.

Neuropsychopharmacology · Jan 17, 2026Peer-reviewedNeuroscience