Closed-loop recruitment of striatal interneurons prevents compulsive-like grooming behaviors

SL Mondragón-González, C Schreiweis… - Nature …, 2024 - nature.com
Compulsive behaviors have been associated with striatal hyperactivity. Parvalbumin-
positive striatal interneurons (PVIs) in the striatum play a crucial role in regulating striatal …

Striatal insights: a cellular and molecular perspective on repetitive behaviors in pathology

CL Burton, A Longaretti, A Zlatanovic… - Frontiers in Cellular …, 2024 - frontiersin.org
Animals often behave repetitively and predictably. These repetitive behaviors can have a
component that is learned and ingrained as habits, which can be evolutionarily …

The Pathophysiological Underpinnings of Gamma-Band Alterations in Psychiatric Disorders

A Palmisano, S Pandit, CL Smeralda, I Demchenko… - Life, 2024 - mdpi.com
Investigating the biophysiological substrates of psychiatric illnesses is of great interest to our
understanding of disorders' etiology, the identification of reliable biomarkers, and potential …

Diffusion radiomics for subtyping and clustering in autism spectrum disorder: A preclinical study

AP Singh, VS Jain, JY John-Paul - Magnetic resonance imaging, 2023 - Elsevier
Autism spectrum disorder (ASD) is a highly prevalent, heterogenous neurodevelopmental
disorder. Neuroimaging methods such as functional, structural, and diffusion MRI have been …

The Partial M1 Muscarinic Cholinergic Receptor Agonist, CDD-0102A, Differentially Modulates Glutamate Efflux in Striatal Subregions during Stereotyped Motor …

P Teneqexhi, A Khalid, KE Nisbett, GA Job… - ACS Chemical …, 2023 - ACS Publications
The BTBR T+ Itpr3tf/J (BTBR) mouse displays elevated repetitive motor behaviors.
Treatment with the partial M1 muscarinic receptor agonist, CDD-0102A, attenuates …

A Novel Heuristic Exploration Method Based on Action Effectiveness Constraints to Relieve Loop Enhancement Effect in Reinforcement Learning with Sparse …

Z Ni, Y Jin, P Liu, W Zhao - Cognitive Computation, 2024 - Springer
In realistic sparse reward tasks, existing theoretical methods cannot be effectively applied
due to the low sampling probability ofrewarded episodes. Profound research on methods …

Identification of hippocampal area CA2 in hamster and vole brain

PN Siegler, EK Shaughnessy, B Horman… - Journal of …, 2024 - Wiley Online Library
Prairie voles (Microtus ochrogaster) and Syrian, or golden, hamsters (Mesocricetus auratus)
are closely related to mice (Mus musculus) and are commonly used in studies of social …

The Perineuronal Net Protein Brevican Acts in Nucleus Accumbens Parvalbumin-Expressing Interneurons of Adult Mice to Regulate Excitatory Synaptic Inputs and …

MF Hazlett, VL Hall, E Patel, A Halvorsen, N Calakos… - Biological …, 2024 - Elsevier
Background Experience-dependent functional adaptation of nucleus accumbens (NAc)
circuitry underlies the development and expression of reward-motivated behaviors …

Dysfunction of striatal parvalbumin interneurons drives motor stereotypies in Cntnap2−/− mouse model of autism spectrum disorders

M Thabault, C Fernandes-Gomes, AL Huot… - PNAS …, 2024 - academic.oup.com
The involvement of parvalbumin (PV) interneurons in autism spectrum disorders (ASD)
pathophysiology has been widely described without clearly elucidating how their …

Closed-loop recruitment of striatal parvalbumin interneurons prevents the onset of compulsive behaviours

SL Mondragón-González, C Schreiweis C… - BioRxiv, 2022 - biorxiv.org
ABSTRACT A prominent electrophysiological feature of compulsive behaviours is striatal
hyperactivity, yet, its underlying regulatory processes still need to be characterised. Within …