{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Hildesheim FE"],"funding":["NCATS NIH HHS","National Center for Advancing Translational Sciences of the National Institutes of Health"],"pagination":["4796-4808"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8568637"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["268(12)"],"pubmed_abstract":["<h4>Background</h4>The nucleus basalis of Meynert (NBM), representing the major source of cerebral cholinergic innervations, is vulnerable to neurodegeneration in Alzheimer's and Parkinson's disease.<h4>Objective</h4>To determine associations between NBM properties and cognitive outcomes in patients with multiple sclerosis (PwMS).<h4>Methods</h4>84 PwMS and 19 controls underwent 3T MRI, the Paced Auditory Serial Addition Test (PASAT) and subtests of the Brief International Cognitive Assessment for MS (BICAMS). NBM volume, fractional anisotropy, mean diffusivity (MD), axial diffusivity and radial diffusivity (D<sub>⊥</sub>) were calculated. Analyses assessed relationships between cognition and NBM measures. Linear regressions evaluated the prognostic value of baseline measures in predicting cognitive change over 3 years of follow-up (n = 67).<h4>Results</h4>Cognitive tests correlated with NBM diffusivity in PwMS (range r = - 0.29 to r = - 0.40, p < 0.05). After accounting for NBM volume, NBM MD and D<sub>⊥</sub> explained additional variance (adjusted R<sup>2</sup> range 0.08-0.20, p < 0.05). Correlations between NBM imaging metrics and cognitive tests remained significant when including imaging parameters of other cognitive key brain regions in the models. After controlling for age, education, and baseline cognitive test score, NBM measures predicted change in cognition over follow-up in 5 of 10 and 2 of 10 assessments in the relapsing-remitting sample (n = 43) (adjusted R<sup>2</sup> range from 0.23 to 0.38, p < 0.05) and secondary progressive sample (adjusted R<sup>2</sup> of 0.280 and 0.183), respectively.<h4>Conclusions</h4>NBM damage is linked to cognitive impairment in PwMS."],"journal":["Journal of neurology"],"pubmed_title":["Nucleus basalis of Meynert damage and cognition in patients with multiple sclerosis."],"pmcid":["PMC8568637"],"funding_grant_id":["UL1TR001412","UL1 TR001412"],"pubmed_authors":["Bergsland N","Hildesheim FE","Dwyer MG","Benedict RHB","Zivadinov R","Fuchs T","Weinstock-Guttman B","Jakimovski D"],"additional_accession":[]},"is_claimable":false,"name":"Nucleus basalis of Meynert damage and cognition in patients with multiple sclerosis.","description":"<h4>Background</h4>The nucleus basalis of Meynert (NBM), representing the major source of cerebral cholinergic innervations, is vulnerable to neurodegeneration in Alzheimer's and Parkinson's disease.<h4>Objective</h4>To determine associations between NBM properties and cognitive outcomes in patients with multiple sclerosis (PwMS).<h4>Methods</h4>84 PwMS and 19 controls underwent 3T MRI, the Paced Auditory Serial Addition Test (PASAT) and subtests of the Brief International Cognitive Assessment for MS (BICAMS). NBM volume, fractional anisotropy, mean diffusivity (MD), axial diffusivity and radial diffusivity (D<sub>⊥</sub>) were calculated. Analyses assessed relationships between cognition and NBM measures. Linear regressions evaluated the prognostic value of baseline measures in predicting cognitive change over 3 years of follow-up (n = 67).<h4>Results</h4>Cognitive tests correlated with NBM diffusivity in PwMS (range r = - 0.29 to r = - 0.40, p < 0.05). After accounting for NBM volume, NBM MD and D<sub>⊥</sub> explained additional variance (adjusted R<sup>2</sup> range 0.08-0.20, p < 0.05). Correlations between NBM imaging metrics and cognitive tests remained significant when including imaging parameters of other cognitive key brain regions in the models. After controlling for age, education, and baseline cognitive test score, NBM measures predicted change in cognition over follow-up in 5 of 10 and 2 of 10 assessments in the relapsing-remitting sample (n = 43) (adjusted R<sup>2</sup> range from 0.23 to 0.38, p < 0.05) and secondary progressive sample (adjusted R<sup>2</sup> of 0.280 and 0.183), respectively.<h4>Conclusions</h4>NBM damage is linked to cognitive impairment in PwMS.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Dec","modification":"2025-04-04T19:37:31.606Z","creation":"2025-04-04T19:37:31.606Z"},"accession":"S-EPMC8568637","cross_references":{"pubmed":["33997915"],"doi":["10.1007/s00415-021-10594-7"]}}