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Senior research engineer Behavioral and Translational Neuroscience roy.heijkoop@uit.no +4777646281 Tromsø You can find me here

Roy Heijkoop

Job description

Additional roles and responsibilities

  • Chief safety representative Faculty of Health Sciences
  • Safety representative IPS
  • Contact person chemical database
  • Contact person biological material / chemical waste
  • Member research ethics committee , IPS

Work areas

Working environment / Health, safety and environment (HSE) / Histotechnique / Handling of chemicals / Laboratory operation / Laboratory safety / Microscopy / Molecular biology techniques / Training
  • John Chukwuma Oyem, Roy Heijkoop, Eelke Mirthe Simone Snoeren :
    The temporal copulatory patterns of female rat sexual behavior
    Behavioural Processes 2025 ARKIV / DOI
  • Jaume Ferrer Lalanza, John Oyem, Patty Huijgens, James Edgar McCutcheon, Roy Heijkoop, Eelke Snoeren :
    Behavioral and neural alterations of the ventral tegmental area by exposure to junk food in rats
    Appetite 2025 ARKIV / DOI
  • Roy Heijkoop, Jaume Ferrer Lalanza, Montserrat Solanas, Adam Álvarez-Monell, Alex Subias-Gusils, Rosa Escorihuela et al.:
    Changes in reward-induced neural activity upon Cafeteria Diet consumption
    Physiology and Behavior 2024 ARKIV / DOI
  • Patty Thalia Huijgens, Roy Heijkoop, Louk Vanderschuren, Heidi Lesscher, Eelke Mirthe Simone Snoeren :
    CaMKIIa+ neurons in the bed nucleus of the stria terminalis modulate pace of natural reward seeking depending on internal state
    Psychopharmacology 2024 ARKIV / DOI
  • Patty Huijgens, Roy Heijkoop, Eelke Snoeren :
    Sexual Incentive Motivation
    Neuromethods 2023 ARKIV / DOI
  • Patty Huijgens, Roy Heijkoop, Eelke Snoeren :
    Silencing and stimulating the medial amygdala impairs ejaculation but not sexual incentive motivation in male rats
    Behavioural Brain Research 2021 ARKIV / DOI
  • Ole Christian Sylte, Jesper Solheim Johansen, Indrek Heinla, Danielle Houwing, Jocelien D.A. Olivier, Roy Heijkoop et al.:
    Effects of perinatal fluoxetine exposure on novelty-induced social and non-social investigation behaviors in a seminatural environment
    Psychopharmacology 23. September 2021 ARKIV / DOI
  • Indrek Heinla, Roy Heijkoop, Danielle Houwing, Jocelien Olivier, Eelke Snoeren :
    Third-party prosocial behavior in adult female rats is impaired after perinatal fluoxetine exposure
    Physiology and Behavior 2020 ARKIV / SAMMENDRAG / DOI
  • Jan Hegstad, Patty Huijgens, Danielle Houwing, Jocelien Olivier, Roy Heijkoop, Eelke Snoeren :
    Female rat sexual behavior is unaffected by perinatal fluoxetine exposure
    Psychoneuroendocrinology 22. July 2020 ARKIV / DOI
  • Danielle Houwing, Roy Heijkoop, Jocelien Olivier, Eelke Snoeren :
    Perinatal fluoxetine exposure changes social and stress-coping behavior in adult rats housed in a seminatural environment
    Neuropharmacology 2019 ARKIV / DOI
  • Roy Heijkoop, Patty Thalia Huijgens, Eelke Snoeren :
    Assessment of sexual behavior in rats: the potentials and pitfalls.
    Behavioural Brain Research 2017 ARKIV / DOI
  • Rutger Frankhuisen, Margot Van Herwaarden, Roy Heijkoop, Astrid Baron, Reinoud Vermeijden, André Smout et al.:
    Functional dyspepsia and irritable bowel syndrome in patients with achalasia and its association with non-cardiac chest pain and a decreased health-related quality of life.
    Scandinavian Journal of Gastroenterology 2009 DOI
  • Rutger Frankhuisen, Roy Heijkoop, Margot Van Herwaarden, Durk De Vries, André Smout, Astrid Baron et al.:
    Validation of a disease-specific quality-of-life questionnaire in a large sample of Dutch achalasia patients.
    Diseases of the esophagus 2008 DOI
  • Rutger Frankhuisen, Margot Van Herwaarden, Roy Heijkoop, André Smout, Astrid Baron, Reinoud Vermeijden et al.:
    Persisting symptoms and decreased health-related quality-of-life in a cross-sectional study of treated achalasia patients.
    Alimentary Pharmacology and Therapeutics 2007 DOI
  • John Oyem, Patty Huijgens, Julissa Mendoza, Roy Heijkoop, Eelke Snoeren :
    Behavioral dynamics of different stages of sexual motivation in male and female rats.
    2025
  • Roy Heijkoop, Kasper Kjelsberg, John Olav Braathen Folstad, P Andersen, T Bendiksen, Patty Thalia Huijgens et al.:
    Male rat sexual behavior and the role of the ventral pallidum
    2024
  • Patty Thalia Huijgens, Roy Heijkoop, Eelke Mirthe Simone Snoeren :
    Neuronal activity in the medial amygdala and bed nucleus of the stria terminalis during male rat sexual behavior
    2023
  • John Chukwuma Oyem, Roy Heijkoop, Eelke Mirthe Simone Snoeren :
    Temporal copulatory patterns of female sexual behavior
    2023
  • John Oyem, Roy Heijkoop, Eelke Snoeren :
    The role of the lateral habenula in male rat sexual behaviour
    2022
  • Jaume F Lalanza, Roy Heijkoop, James Edgar McCutcheon, Eelke Snoeren :
    Behavioral and neural alterations of the reward system by exposure to junk food in rats
    2022
  • Patty Huijgens, Roy Heijkoop, LJMJ Vanderschuren, Heidi Lesscher, Eelke Snoeren :
    The role of the BNST and surrounding areas in the regulation of natural reward consummation
    2022
  • Roy Heijkoop :
    Conflict – What is the role of the safety representative?
    2022
  • Roy Heijkoop, Geed Assadi, Jaume F Lalanza, Alex Subias-Gusils, Adam Álvarez-Monell, Rosa M. Escorihuela et al.:
    Do different patterns of junk food exposure cause short-term and longterm neural adaptations in the reward system?
    2022
  • Patty Huijgens, Roy Heijkoop, LJMJ Vanderschuren, Heidi Lesscher, Eelke Snoeren :
    Involvement of the BNST and its projection to the VTA in motivation for a natural food reward
    2019
  • Patty Huijgens, Roy Heijkoop, Louk Vanderschuren, Heidi Lesscher, Eelke Snoeren :
    Effect of stimulating and silencing the BNST and BNST-VTA projection on sucrose self-administration in rats
    2019
  • Indrek Heinla, Roy Heijkoop, Danielle Houwing, Eelke Snoeren :
    Perinatal SSRI exposure affects prosocial behavior in adult rats
    2019
  • Jan Hegstad, Roy Heijkoop, Danielle Houwing, Jocelien Olivier, Eelke Snoeren :
    Perinatal SSRI exposure does not affect female sexual behavior
    2019
  • Roy Heijkoop, Danielle Houwing, Jocelien Olivier, Eelke Snoeren :
    Perinatal SSRI exposure and male rat sexual behavior
    2019
  • Indrek Heinla, Roy Heijkoop, Danielle Houwing, Jocelien Olivier, Eelke Snoeren :
    Perinatal SSRI exposure affects prosocial behaviour in adult rats
    2019
  • Eelke Snoeren, Jan Hegstad, Danielle Houwing, Jocelien Olivier, Roy Heijkoop :
    Perinatal SSRI exposure and rat sexual behavior
    2019
  • Eelke Snoeren, Jan Hegstad, Danielle Houwing, Jocelien Olivier, Roy Heijkoop :
    Perinatal SSRI exposure and rat sexual behavior
    2019
  • Indrek Heinla, Roy Heijkoop, Danielle Houwing, Eelke Snoeren :
    Perinatal SSRI exposure affects (pro)social behaviour in adult rats
    2018
  • Danielle Houwing, Roy Heijkoop, Jocelien Olivier, Eelke Snoeren :
    Perinatal SSRI exposure affects behavior during adulthood in rats
    2017
  • Patty Thalia Huijgens, Roy Heijkoop, Eelke Snoeren :
    Glutamatergic medial amygdala neurons are involved in ejaculation but not sexual motivation in male rats
    2017
  • Patty Thalia Huijgens, Roy Heijkoop, Eelke Snoeren :
    The role of glutamatergic medial amygdala neurons in male rat sexual behavior.
    2017
  • Patty Thalia Huijgens, Roy Heijkoop, Eelke Snoeren :
    Involvement of glutamatergic medial amygdala neurons in ejaculation in male rats
    2017
  • Roy Heijkoop, Danielle Houwing, Jocelien Olivier, Eelke Snoeren :
    The effects of perinatal SSRI exposure on behavior during adulthood
    2017
  • Eelke Snoeren, Roy Heijkoop :
    Shining a light on brain function
    UiT Helseblogg 05. February 2016 FULLTEKST

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    Research interests

    • Neurobiology of the reward system in rats
    • Neurobiology of sexual motivation and sexual behavior in rats
    • Neurodevelopmental effects in offspring.

    Teaching

    PSY-1004

    • Neuroanatomy/pathology (human)
    • Neurohistology (rat)
    • Learning and memory

    PSY-2552: Neuroanatomy/pathology (human)

    Researcher profile in Cristin
    Registrations in Munin

    Member of research group

    Behavioral and Translational Neuroscience   English content

    Member of project

    Snoeren
    Teorifagbygget Hus 5 5623


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