2018
DOI: 10.3390/metabo8040064
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Atypical Antipsychotics and the Human Skeletal Muscle Lipidome

Abstract: Atypical antipsychotics (AAPs) are a class of medications associated with significant metabolic side effects, including insulin resistance. The aim of this study was to analyze the skeletal muscle lipidome of patients on AAPs, compared to mood stabilizers, to further understand the molecular changes underlying AAP treatment and side effects. Bipolar patients on AAPs or mood stabilizers underwent a fasting muscle biopsy and assessment of insulin sensitivity. A lipidomic analysis of total fatty acids (TFAs), pho… Show more

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Cited by 5 publications
(7 citation statements)
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References 79 publications
(98 reference statements)
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“…In addition, lipidomic studies on lipid contents (e.g., FFA, phosphatidylcholines and ceramides) in skeletal muscle biopsies from patients treated with AAPs have found several differences compared to the general population with potential consequences in insulin resistance; conversely, mood stabilizers did not cause the same shift [ 106 ].…”
Section: Effects Of Aaps On Hypothalamus and Peripheral Tissuesmentioning
confidence: 99%
“…In addition, lipidomic studies on lipid contents (e.g., FFA, phosphatidylcholines and ceramides) in skeletal muscle biopsies from patients treated with AAPs have found several differences compared to the general population with potential consequences in insulin resistance; conversely, mood stabilizers did not cause the same shift [ 106 ].…”
Section: Effects Of Aaps On Hypothalamus and Peripheral Tissuesmentioning
confidence: 99%
“…Smesny et al reported a decrease in total ceramide levels in the skin of patients suffering from first-episode schizophrenia [ 26 ]. In contrast, total ceramide levels increased in the skeletal muscle of SGA-treated patients compared with those in the mood stabilizer group [ 16 ]. In preclinical studies, mice chronically treated with haloperidol showed a decline in brain sphinganine, a lipid intermediate in ceramide synthesis [ 27 ].…”
Section: Discussionmentioning
confidence: 99%
“…Given the critical roles of lipids in cellular mechanisms, lipid analysis may help understand the efficacy and side effects of antipsychotic treatments. Several studies have assessed the role of phospholipids and sphingolipids in the structure and function of cellular membranes in schizophrenia before and after antipsychotic treatment [ 15 , 16 , 17 , 18 , 19 ]. Ceramides and other sphingolipids are the main components of lipid rafts in plasma membranes, where they act as structural and signaling molecules [ 20 ].…”
Section: Introductionmentioning
confidence: 99%
“…12 Significantly, AAPs have a higher propensity to cause MetS, when compared with TAPs, with clozapine and olanzapine being the most concerning, 13 and AAPs appear to cause insulin resistance and weight gain independently of the occurrence of psychiatric disease. 14 Despite the known adverse effects of AAPs on MetS, which predisposes these patients to cardiovascular risk factors, there is an overall positive effect of AAPs use on all-cause as well as cardiac mortality in patients undergoing treatment, as mentioned before. 4,5 This finding might be a result of the positive effects of AAPs in reducing the overall symptom load of the mental illness, resulting in patients seeking better help for behavioral or lifestyle choices, including substance use.…”
Section: Introductionmentioning
confidence: 87%
“…A recent study found that AAPs induce changes in lipid profiles in human skeletal muscle biopsies from bipolar patients, when compared to mood stabilizers (higher total fatty acids and phosphatidylcholines levels and lower ceramides levels) and that these changes correlate with insulin sensitivity. 14 4.6 | Effects of AAPs on the intestine…”
Section: Lipid Contentmentioning
confidence: 99%