Most neurodegenerative disorders (NDDs) are characterized by cognitive impairment and other neurological defects. The definite cause of and pathways underlying the progression of these NDDs are not well-defined. Several mechanisms have been proposed to contribute to the development of NDDs. These mechanisms may proceed concurrently or successively, and they differ among cell types at different developmental stages in distinct brain regions. The endocannabinoid system, which involves cannabinoid receptors type 1 (CB1R) and type 2 (CB2R), endogenous cannabinoids and the enzymes that catabolize these compounds, has been shown to contribute to the development of NDDs in several animal models and human studies. In this review, we discuss the functions of the endocannabinoid system in NDDs and converse the therapeutic efficacy of targeting the endocannabinoid system to rescue NDDs.
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http://dx.doi.org/10.1111/jnc.14098 | DOI Listing |
Neurogastroenterol Motil
January 2025
Department of Pediatrics, Medical College of Wisconsin, Milwaukee, WI, USA.
Investigations into mechanisms of cyclic(al) vomiting syndrome (CVS) began at the bedside more than a century ago. The modern era started with the formation of the Cyclic Vomiting Syndrome Association in 1993 that helped initiate robust efforts in education, advocacy, family physician conferences, scientific symposia, dedicated clinical programs, therapeutic guidelines, and research. Even today, bedside clues continue to emerge with the recent description of cannabinoid hyperemesis syndrome (CHS) and subsequent evidence of a perturbed endocannabinoid system.
View Article and Find Full Text PDFCell Biosci
January 2025
State Key Laboratory of Medical Neurobiology and MOE Frontiers Center for Brain Science, Fudan University, Shanghai, 200438, People's Republic of China.
Background: Neuropathic pain resulting from spinal cord injury (SCI) is associated with persistent hyperactivity of primary nociceptors. Anandamide (AEA) has been reported to modulate neuronal excitability and synaptic transmission through activation of cannabinoid type-1 receptors (CB1Rs) and transient receptor potential vanilloid 1 (TRPV1). However, the role of AEA and these receptors in the hyperactivity of nociceptors after SCI remains unclear.
View Article and Find Full Text PDFEur J Pharmacol
January 2025
Laboratory of Pharmacology of Pain, Department of Pharmacology, Federal University of Paraná, Curitiba, PR, Brazil.
Neuropathy is the most common complication of diabetes, leading to painful symptoms like hyperalgesia. Current treatments for diabetic painful neuropathy often prove inadequate, necessitating the exploration of new pharmacological approaches. Therefore, this study aimed to investigate the potential antinociceptive effect of aspirin-triggered lipoxin A4 (ATL), a specialized pro-resolving lipid mediator, when administered alone or in combination with cannabinoid agonists, to alleviate diabetic neuropathic pain.
View Article and Find Full Text PDFMol Metab
January 2025
Leibniz Institute for Resilience Research, 55122 Mainz Germany; Institute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, 55128 Mainz Germany. Electronic address:
Overconsumption of palatable food and energy accumulation are evolutionary mechanisms of survival when food is scarce. This innate mechanism becomes detrimental in obesogenic environment promoting obesity and related comorbidities, including mood disorders. The endocannabinoid system favors energy accumulation and regulates reward circuits.
View Article and Find Full Text PDFJ Neurosci
January 2025
Carleton University, Neuroscience Department, Ottawa, ON, Canada,
Ghrelin enhances feeding by activating the growth hormone secretagogue receptor (GHSR). In the brain, GHSRs are expressed in regions responsible for regulating food motivation including the ventral tegmental area (VTA). Endogenous cannabinoids also promote food seeking behaviors through the cannabinoid receptor 1 type (CB-1Rs) in brain regions including the VTA.
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