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Neuroscience

D-Index
39
Citations
6909
World Ranking
8283
National Ranking
3553

Overview

Andras Hajnal is affiliated with Pennsylvania State University in the United States. Their research primarily spans the fields of Medicine and Neuroscience, with a significant focus on subfields such as Endocrine and Autonomic Systems, Physiology, Cellular and Molecular Neuroscience, Clinical Psychology, and Nutrition and Dietetics.

The main topics covered in Andras Hajnal's work include:

  • Regulation of Appetite and Obesity
  • Diet and metabolism studies
  • Gut microbiota and health
  • Biochemical Analysis and Sensing Techniques
  • Neuropeptides and Animal Physiology
  • Bipolar Disorder and Treatment
  • Bariatric Surgery and Outcomes

Several research papers authored or co-authored by Andras Hajnal demonstrate their focus on neurobiology, metabolism, and gut-brain interactions. Notable recent publications include:

  • "Role of Microbiota-Gut-Brain Axis in Regulating Dopaminergic Signaling" (2022), published in Biomedicines
  • "Glucagon-like peptide-1 receptor agonist, liraglutide, reduces heroin self-administration and drug-induced reinstatement of heroin-seeking behaviour in rats" (2021), published in Addiction Biology
  • "Consumption of a high energy density diet triggers microbiota dysbiosis, hepatic lipidosis, and microglia activation in the nucleus of the solitary tract in rats" (2020), published in Nutrition and Diabetes
  • "Influence of Bariatric Surgery on Gut Microbiota Composition and Its Implication on Brain and Peripheral Targets" (2024), published in Nutrients
  • "Impact of Nutrition, Microbiota Transplant and Weight Loss Surgery on Dopaminergic Alterations in Parkinson's Disease and Obesity" (2022), published in International Journal of Molecular Sciences

Hajnal frequently collaborates with a group of coauthors including Tamás Tényi, Nelli Horvath, Krzysztof Czaja, Tímea Csulak, and Róbert Herold.

Their work appears regularly in a set of scientific venues with multiple publications in:

  • Nutrients
  • Frontiers in Psychiatry
  • International Journal of Molecular Sciences
  • Alcohol Clinical and Experimental Research
  • Alcohol and Alcoholism

Best Publications

  • Oral sucrose stimulation increases accumbens dopamine in the rat

    Andras Hajnal;Gerard P. Smith;Ralph Norgren

  • Disruption of BCATm in Mice Leads to Increased Energy Expenditure Associated with the Activation of a Futile Protein Turnover Cycle

    Pengxiang She;Tanya M. Reid;Sarah K. Bronson;Thomas C. Vary

  • Accumbens dopamine mechanisms in sucrose intake.

    Andras Hajnal;Ralph Norgren

  • Role of Microbiota-Gut-Brain Axis in Regulating Dopaminergic Signaling

    Unknown

  • Diet-driven microbiota dysbiosis is associated with vagal remodeling and obesity

    Tanusree Sen;Carolina R. Cawthon;Benjamin Thomas Ihde;Andras Hajnal

  • Sham feeding corn oil increases accumbens dopamine in the rat.

    Nu Chu Liang;Andras Hajnal;Ralph Norgren

  • Gustatory reward and the nucleus accumbens

    R. Norgren;A. Hajnal;S.S. Mungarndee

  • Dopamine and binge eating behaviors.

    Nicholas T. Bello;Andras Hajnal

  • Hormonal and metabolic effects of olanzapine and clozapine related to body weight in rodents

    Vance L. Albaugh;Cathy R. Henry;Nicholas T. Bello;Andras Hajnal

  • Repeated sucrose access influences dopamine D2 receptor density in the striatum.

    Nicholas T. Bello;Louis R. Lucas;Andras Hajnal

  • Self-administration of cocaine increases the release of acetylcholine to a greater extent than response-independent cocaine in the nucleus accumbens of rats.

    Gregory P. Mark;Andras Hajnal;Anthony E. Kinney;Alan S. Keys

  • Energy-dense diet triggers changes in gut microbiota, reorganization of gut­brain vagal communication and increases body fat accumulation.

    Alexandra C Vaughn;Erin M Cooper;Patricia M DiLorenzo;Levi J O'Loughlin

  • Gastric bypass surgery alters behavioral and neural taste functions for sweet taste in obese rats

    Andras Hajnal;Peter Kovacs;Tamer A Ahmed;Katia Meirelles

  • Restricted feeding with scheduled sucrose access results in an upregulation of the rat dopamine transporter.

    Nicholas T. Bello;Kristi L. Sweigart;Joan M. Lakoski;Ralph Norgren

  • Repeated access to sucrose augments dopamine turnover in the nucleus accumbens.

    Andras Hajnal;Ralph Norgren

  • Taste pathways that mediate accumbens dopamine release by sapid sucrose.

    Andras Hajnal;Ralph Norgren

  • Roux-en-Y gastric bypass reverses the effects of diet-induced obesity to inhibit the responsiveness of central vagal motoneurones

    Kirsteen N. Browning;Samuel R. Fortna;Andras Hajnal

  • Alcohol Reward Is Increased after Roux-en-Y Gastric Bypass in Dietary Obese Rats with Differential Effects following Ghrelin Antagonism

    Andras Hajnal;Alevtina Zharikov;James E. Polston;Maxine R. Fields

  • Effect of Intraduodenal Lipid on Parabrachial Gustatory Coding in Awake Rats

    Andras Hajnal;Kaoru Takenouchi;Ralph Norgren

  • The gut in the brain: the effects of bariatric surgery on alcohol consumption

    Ashley N. Blackburn;Andras Hajnal;Lorenzo Leggio;Lorenzo Leggio

  • More results on Ramsey-Turán type problems

    P. Erdős;A. Hajnal;Vera T. Sós;E. Szemerédi

  • Altered taste sensitivity in obese, prediabetic OLETF rats lacking CCK-1 receptors.

    Andras Hajnal;Mihai Covasa;Nicholas T. Bello

Frequent Co-Authors

Ralph Norgren
Ralph Norgren Pennsylvania State University
Patricia S. Grigson
Patricia S. Grigson Pennsylvania State University
Nora D. Volkow
Nora D. Volkow National Institutes of Health
Imre Vida
Imre Vida Charité - University Medicine Berlin
Kirsteen N. Browning
Kirsteen N. Browning Pennsylvania State University
Gene-Jack Wang
Gene-Jack Wang National Institutes of Health
Gregory P. Mark
Gregory P. Mark Oregon Health & Science University
Bartley G. Hoebel
Bartley G. Hoebel Princeton University
Michael E. Konkel
Michael E. Konkel Washington State University
Claire M. Fraser
Claire M. Fraser University of Maryland, Baltimore

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