ArticleThe international journal of neuropsychopharmacology2020
Melanin Concentrating Hormone Signaling Deficits in Schizophrenia: Association With Memory and Social Impairments and Abnormal Sensorimotor Gating.
Article in The international journal of neuropsychopharmacology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.
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Who cites it
11 citing papers in PubMed, 21 citations in OpenAlex.
- Tracing melanin-concentrating hormone function: decades of memory research and emerging links to Alzheimer's disease.Frontiers in neuroscience · 2026Review
- Melanin-concentrating hormone and orexin shape social affective behavior via action in the insular cortex of rat.Psychopharmacology · 2025Article
- Structural insights into physiological activation and antagonism of melanin-concentrating hormone receptor MCHR1.Cell discovery · 2024Article
- Exploratory Rearing Is Governed by Hypothalamic Melanin-Concentrating Hormone Neurons According to Locus Ceruleus.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2024Article
- Identification of IGF-1 Effects on White Adipose Tissue and Hippocampus in Alzheimer's Disease Mice via Transcriptomic and Cellular Analysis.International journal of molecular sciences · 2024Article
- G protein-coupled receptors in neurodegenerative diseases and psychiatric disorders.Signal transduction and targeted therapy · 2023Review
- Behavioral and neuro-functional consequences of eliminating the KCNQ3 GABA binding site in mice.Frontiers in molecular neuroscience · 2023Article
- The Epigenetics of Psychosis: A Structured Review with Representative Loci.Biomedicines · 2022Review
- Regulation of Brain Primary Cilia Length by MCH Signaling: Evidence from Pharmacological, Genetic, Optogenetic, and Chemogenic Manipulations.Molecular neurobiology · 2022Article
- Intergenerational trauma transmission is associated with brain metabotranscriptome remodeling and mitochondrial dysfunction.Communications biology · 2021Article
- Mating and parenting experiences sculpture mood-modulating effects of oxytocin-MCH signaling.Scientific reports · 2020Article
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Authors and funding
13 authors at 3 institutions in 2 countries.
Funding
Abstract
backgroundEvidence from anatomical, pharmacological, and genetic studies supports a role for the neuropeptide melanin concentrating hormone system in modulating emotional and cognitive functions. Genome-wide association studies revealed a potential association between the melanin concentrating hormone receptor (MCHR1) gene locus and schizophrenia, and the largest genome-wide association study conducted to date shows a credible genome-wide association.
methodsWe analyzed MCHR1 and pro-melanin concentrating hormone RNA-Seq expression in the prefrontal cortex in schizophrenia patients and healthy controls. Disruptions in the melanin concentrating hormone system were modeled in the mouse brain by germline deletion of MCHR1 and by conditional ablation of melanin concentrating hormone expressing neurons using a Cre-inducible diphtheria toxin system.
resultsMCHR1 expression is decreased in the prefrontal cortex of schizophrenia samples (false discovery rate (FDR) P < .05, CommonMind and PsychEncode combined datasets, n = 901) while pro-melanin concentrating hormone is below the detection threshold. MCHR1 expression decreased with aging (P = 6.6E-57) in human dorsolateral prefrontal cortex. The deletion of MCHR1 was found to lead to behavioral abnormalities mimicking schizophrenia-like phenotypes: hyperactivity, increased stereotypic and repetitive behavior, social impairment, impaired sensorimotor gating, and disrupted cognitive functions. Conditional ablation of pro-melanin concentrating hormone neurons increased repetitive behavior and produced a deficit in sensorimotor gating.
conclusionsOur study indicates that early disruption of the melanin concentrating hormone system interferes with neurodevelopmental processes, which may contribute to the pathogenesis of schizophrenia. Further neurobiological research on the developmental timing and circuits that are affected by melanin concentrating hormone may lead to a therapeutic target for early prevention of schizophrenia.
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