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Abigail Hobaica

Person: Research Assistant

I am a fourth year undergraduate student at the University of South Florida majoring in Behavioral Healthcare on the pre-medicine track. My academic interests center on neuroscience, psychiatry, and the study of behavior—particularly how biological and environmental factors shape mental health. I...

Pain-Induced Negative Affect Is Mediated via Recruitment of The Nucleus Accumbens Kappa Opioid System.

Publication: Journal Article

Massaly, Nicolas, Bryan A Copits, Adrianne R Wilson-Poe, Lucia Hipólito, Tamara Markovic, Hye Jean Yoon, Shiwei Liu, et al. 2019. “Pain-Induced Negative Affect Is Mediated via Recruitment of The Nucleus Accumbens Kappa Opioid System.”. Neuron 102 (3): 564-573.e6.

Maturational alterations in constitutive activity of medial prefrontal cortex kappa-opioid receptors in Wistar rats.

Publication: Journal Article

Sirohi, Sunil, and Brendan M Walker. 2015. “Maturational Alterations in Constitutive Activity of Medial Prefrontal Cortex Kappa-Opioid Receptors in Wistar Rats.”. Journal of Neurochemistry 135 (4): 659-65.

The one-two punch of alcoholism: role of central amygdala dynorphins/kappa-opioid receptors.

Publication: Journal Article

Kissler, Jessica L, Sunil Sirohi, Daniel J Reis, Heiko T Jansen, Raymond M Quock, Daniel G Smith, and Brendan M Walker. 2014. “The One-Two Punch of Alcoholism: Role of Central Amygdala Dynorphins/Kappa-Opioid Receptors.”. Biological Psychiatry 75 (10): 774-82.

Dissociable effects of kappa-opioid receptor activation on impulsive phenotypes in wistar rats.

Publication: Journal Article

Walker, Brendan M, and Jessica L Kissler. 2013. “Dissociable Effects of Kappa-Opioid Receptor Activation on Impulsive Phenotypes in Wistar Rats.”. Neuropsychopharmacology : Official Publication of the American College of Neuropsychopharmacology 38 (11): 2278-85.

Alcohol-induced plasticity in the dynorphin/kappa-opioid receptor system.

Publication: Journal Article

Sirohi, Sunil, Georgy Bakalkin, and Brendan M Walker. 2012. “Alcohol-Induced Plasticity in the Dynorphin/Kappa-Opioid Receptor System.”. Frontiers in Molecular Neuroscience 5: 95.

Introduction to Young Investigator Award Symposium: Symposium XII: Young Investigator Award.

Publication: Journal Article

Roberto, Marisa, Thomas L Kash, Patrick J Mulholland, Vincent N Marty, Nicholas W Gilpin, and Brendan M Walker. 2012. “Introduction to Young Investigator Award Symposium: Symposium XII: Young Investigator Award.”. Alcohol (Fayetteville, N.Y.) 46 (4): 301-2.

Conceptualizing withdrawal-induced escalation of alcohol self-administration as a learned, plasticity-dependent process.

Publication: Journal Article

Walker, Brendan M. 2012. “Conceptualizing Withdrawal-Induced Escalation of Alcohol Self-Administration As a Learned, Plasticity-Dependent Process.”. Alcohol (Fayetteville, N.Y.) 46 (4): 339-48.

Effects of prolonged ethanol vapor exposure on forced swim behavior, and neuropeptide Y and corticotropin-releasing factor levels in rat brains.

Publication: Journal Article

Walker, Brendan M, David A Drimmer, Jennifer L Walker, Tianmin Liu, Aleksander A Mathé, and Cindy L Ehlers. 2010. “Effects of Prolonged Ethanol Vapor Exposure on Forced Swim Behavior, and Neuropeptide Y and Corticotropin-Releasing Factor Levels in Rat Brains.”. Alcohol (Fayetteville, N.Y.) 44 (6): 487-93.

The alpha1 adrenergic receptor antagonist prazosin reduces heroin self-administration in rats with extended access to heroin administration.

Publication: Journal Article

Greenwell, Thomas N, Brendan M Walker, Pietro Cottone, Eric P Zorrilla, and George F Koob. 2009. “The Alpha1 Adrenergic Receptor Antagonist Prazosin Reduces Heroin Self-Administration in Rats With Extended Access to Heroin Administration.”. Pharmacology, Biochemistry, and Behavior 91 (3): 295-302.