2022

Mundorf A, Matsui H, Ocklenburg S, Freund N
Analyzing Turning Behavior after Repeated Lithium, Ketamine, or NaCl Injection and Chronic Stress Exposure in Mice. 
Symmetry. 2022;12(11): 2352

Abraham M, Mundorf A, Bordman K, Freund N
Unraveling the mystery of white matter in depression: A translational perspective on recent advances.
Brain Behav. 2022 Jul;12(7): e2629

Mundorf A, Bölükbas I, Freund N
Maternal separation: Does it hold the potential to model consequences of postpartum depression?
Dev Psychobiol. 2022; 64 (1): e22219

2021

Beyer DKE, Freund N
Neurobiologie Bipolarer Störungen.
In Assion HJ, Brieger P, Hautzinger M, Bauer M (Hrsg.). Bipolare Störungen: Das Praxishandbuch. Kohlhammer Verlag, 2021

Beyer DKE, Horn L, Klinker N, Freund N,
Risky decision-making following prefrontal D1 receptor manipulation.
Transl Neurosci. 2021; 12(1): 432-443

Mundorf A, Koch J, Kubitza N, Wagner SC, Schmidt M, Gass P, Freund N
Morc1 as a potential new target gene in mood regulation: when and where to find in the brain.
Exp Brain Res. 2021; 239(10): 2999-3005

Mundorf A, Kubitza N, Hünten K, Matsui H, Juckel G, Ocklenburg S, Freund N
Maternal immune activation leads to atypical turning asymmetry and reduced DRD2 mRNA expression in a rat model of schizophrenia.
Behav Brain Res. 2021; 414:113504

Manns M, El Basbasse Y, Freund N*, Ocklenburg S*
Paw preferences in mice and rats: Meta-analysis.
Neurosci Biobehav Rev. 2021; 127:593-606 (* shared last authorship)

Beyer DKE, Mattukat A, Freund N
Prefrontal dopamine D1 receptor manipulation influences anxiety behavior and induces neurinflammation within the hippocampus.
Int J Bipolar Disord. 2021; 9(1):1-10

Juckel G, Manitz M-P, Freund N, Gatermann S
Impact of Poly I: C induced maternal immune activation on offspring’s gut microbiome diversity- Implications for schizophrenia.
Prog Neuropsychopharmacol Biol Psychiatry. 2021; 110:110306

Mundorf A, Schmitz J, Hünten K, Fraenz C, Schlüter C, Genc E, Ocklenburg S, Freund N
MORC1 methylation and BDI are associated with microstructural features of the hippocampus and medial prefrontal cortex.
J Affect Disord.2021; 282:91-97

Wegrzyn D, Freund N, Faissner A, Juckel G
Poly I: C Activated Microglia Disrupt Perineuronal Nets and Modulate Synaptic Balance in Primary Hippocampal Neurons in vitro.
Front Synaptic Neurosci. 2021; 13:9

2020

Bölükbas I, Mundorf A, Freund N
Maternal separation in rats induces neurobiological and behavioral change changes on the maternal side.
Sci Rep. 2020; 10:22431

Mundorf A, Matsui H, Ocklenburg S, Freund N
Asymmetry of turning behavior in rats is modulated by early life stress.
Behav Brain Res. 2020 Jul; 13;112807

Wegrzyn D, Manitz MP, Kostka M, Freund N, Juckel G, Faissner A
Poly I:C induced maternal immune challenge reduces perineuronal net area and raises spontaneous network activity of hippocampal neurons in vitro.
Eur J Neurosci. 2020 Aug 5. doi: 10.1111

Mundorf, A, Rommel, S, Verheyen, M, Mergia, E, Peters, M, Freund, N
Cigarette smoke exposure has region-specific effects on GDAP1 expression in mouse hippocampus.
Psychiatry Res. 2020 July;289:112979

Esshili A, Manitz MP, Freund N, Juckel G
Induction of inducible nitric oxide synthase expression in activated microglia and astrocytes following pre- and postnatal immune challenge in an animal model of schizophrenia.
Eur Neuropsychopharmacol. 2020 Jun;35:100-110.

2019

Mundorf, A., Knorr, A., Mezö, C., Klein, C., Beyer, D.K., Fallgatter, A.J., Schwarz, M., Freund, N.
Lithium and glutamine synthetase: Protective effects following stress.
Psychiatry Res. 2019 Aug;281:112544

Freund, N., Juckel, G.
Bipolar Disorder: Its Etiology and How to Model in Rodents.
In: Psychiatric Disorder., Methods Mol Biol. Springer International Publishing, 2019

Mundorf A., Freund N. 
Early life stress and DNA Methylation 
In: The DNA, RNA, and Histone Methylomes., RNA Technologies. Springer International Publishing, 2019

2018

Freund N, Jordan CJ, Lukkes JL, Norman KJ, Andersen SL
Juvenile exposure to methylphenidate and guanfacine in rats: effects on early delay discounting and later cocaine-taking behavior.
Psychopharmacology (Berl). 2018 Nov

Mundorf A.*, Schmitz J.*, Güntürkün O., Freund N.⁠⁠*, Ocklenburg S.*
Methylation of MORC1: A possible biomarker for depression?
J Psychiatr Res. 2018 Aug;103:208-211
*joint first/last author

2017

Beyer DKE & Freund N
Animal models for bipolar disorder: from bedside to the cage.
International Journal of Bipolar Disorders 2017 Oct 13;5(1):35

Lukkes JL, Meda S, Thompson BS, Freund N, Andersen SL
Early life stress and later peer distress on depressive behavior in adolescent female rats: Effects of a novel intervention on GABA and D2 receptors.
Behav Brain Res. 2017 14;330:37-45. 

2016

Lukkes JL, Sonntag KC, Freund N , Thompson BS, Meda S, Andersen, SL
Preventative treatment in an animal model of ADHD: Behavioral and biochemical effects of methylphenidate and its interactions with ovarian hormones in female rats.
European Neuropsychopharmacology, 2016; 26(9): 1496-1506

Freund N, Thompson BS, Sonntag K, Medea S, Andersen SL
When the party is over: depressive-like states following termination of cortical D1 receptor overexpression.
Psychopharmacology 2016; 233(7):1191-1201

Lukkes JL, Thompson BS, Freund N, Andersen SL
The developmental inter-relationships between activity, novelty preferences, and delay disounting in male and female rats.
Dev Psychobiol. 2016; 58(2): 231-242

Freund N*, Valencia-Alfonso CE*, Kirsch J, Brodmann K, Manns M, Güntürkün O
Asymmetric top-down modulation of ascending visual pathways in pigeons.
Neuropsychologia 2016; 38:37-47

 2015

Freund N, Thompson BS, Norman KJ, Einhorn P, Andersen SL
Developmental emergence of an obsessive-compulsive phenotype and binge behavior in rats.
Psychopharmacology 2015; 232 (17), 3173-3181

 2014

Freund, N, MacGillivray HT, Thompson BS, Lukkes JL, Stanis JJ, Brenhousen HC,
Andersen SL
Sex-dependent changes in ADHD-like behaviors in juvenile rats following cortical dopamine depletion.
Behavioural brain research 2014; 270, 357-363

Puig MV, Rose J, Schmidt R, Freund N
Dopamine modulation of learning and memory in the prefrontal cortex: insights from studies in primates, rodents, and birds.
Front Neural Circuits 2014; 8:93

Sonntag KC, Brenhouse HC, Freund N, Thompson BS, Puhl M, Andersen SL
Viral over-expression of D1 dopamine receptors in the prefrontal cortex increase high-risk behaviors in adults: comparison with adolescents.
Psychopharmacology 2014; 231(8):1615-26.

 2013

N Freund, BS Thompson, J Denormandie, K Vaccarro, SL Andersen
Windows of vulnerability: maternal separation, age, and fluoxetine on adolescent depressive-like behavior in rats
Neuroscience 2013; 249, 88-97

Ströckens F*, Freund N*, Manns M, Ocklenburg S, Güntürkün O
Visual asymmetries and the ascending thalamofugal pathway in pigeons.
Brain Struct Funct. 2013; 218:1197-1209

2012

Leussis MP, Freund N, Brenhouse HC, Thompson BS, Andersen
Depressive-like behavior in adolescent rats after maternal separation: Sex differences and controllability.
Dev Neurosci. 2012; 34(2-3):210-217

Hirnstein M, Freund N, Hausmann M
Sex differences in gender stereotype threat? Stereotype threat paradoxically enhances verbal fluency performance in men.
Z Psychol. 2012; 220: 70-77

2010

Freund N, Manns M, Rose J
A method for the evaluation of intracranial tetrodotoxin injections.
J Neurosci Methods. 2010; 186:25-28

2008

Manns M, Freund N, Güntürkün O
Breaking the balance: Ocular BDNF-Injections Induce Visual Asymmetry in Pigeons.
Dev Neurobiol. 2008, 68: 1123-1134

Manns M, Freund N, Güntürkün O
Development of the Diencephalic Relay Structures of the Thalamofugal System in Pigeons.
Brain Res Bull. 2008, 75: 424-427

2007

Manns M, Freund N, Patzke N, Güntürkün O
Organization of telencephalotectal projections in pigeons: Impact for lateralized top-down control.
Neuroscience. 2007 ; 144(2):645-53

2006

Kalenscher T, Ohmann T, Windmann S, Freund N, Güntürkün O
Single forebrain neurons represent interval timing and reward amount during response scheduling.
Eur J Neurosci. 2006; 24(10):2923-31

 

*equally contributed