2024
Vitamin D’s Capacity to Increase Amphetamine-Induced Dopamine Release in Healthy Humans: A Clinical Translational [11C]-PHNO Positron Emission Tomography Study
Worhunsky P, Mignosa M, Gallezot J, Pittman B, Nabulsi N, Stryjewski A, Jalilian-Khave L, Trinko R, DiLeone R, Carson R, Malison R, Potenza M, Angarita G. Vitamin D’s Capacity to Increase Amphetamine-Induced Dopamine Release in Healthy Humans: A Clinical Translational [11C]-PHNO Positron Emission Tomography Study. Biological Psychiatry 2024 PMID: 39395473, DOI: 10.1016/j.biopsych.2024.09.028.Peer-Reviewed Original ResearchVentral striatumEffects of medicationDorsal caudateDopamine releaseDorsal putamenDopaminergic tonePlacebo-controlled within-subject studyIncreased amphetamine-induced dopamine releaseAmphetamine-induced dopamine releaseAmphetamine-stimulated dopamine releaseSubstantia nigraDysregulated dopamine functionPositron emission tomography studiesTreatment of ADHDEmission tomography studiesWithin-subject studyPost-amphetamineD2/3 receptorsDopamine functionTransdiagnostic relevanceVitamin DPhasic releaseGlobus pallidusStriatumTyrosine hydroxylase
2016
The vitamin D metabolites 25(OH)D and 1,25(OH)2D are not related to either glucose metabolism or insulin action in obese women
Horst K, Versteeg RI, Gilijamse PW, Ackermans MT, Heijboer AC, Romijn JA, la Fleur SE, Trinko R, DiLeone RJ, Serlie MJ. The vitamin D metabolites 25(OH)D and 1,25(OH)2D are not related to either glucose metabolism or insulin action in obese women. Diabetes & Metabolism 2016, 42: 416-423. PMID: 27262368, DOI: 10.1016/j.diabet.2016.04.011.Peer-Reviewed Original ResearchConceptsVitamin D deficiencyObese womenInsulin actionD deficiencyVitamin DInsulin resistanceInsulin sensitivityGlucose metabolismEuglycaemic–hyperinsulinaemic clamp studiesActive vitamin D metaboliteBasal endogenous glucose productionObesity-related insulin resistanceTissue-specific insulin actionObesity-induced metabolic diseasesTissue-specific insulin sensitivitySkeletal muscle insulin sensitivityBody mass indexVitamin D metabolitesTotal body fatMuscle insulin sensitivityEndogenous glucose productionBaseline characteristicsSerum levelsMass indexD levels