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Full-Text Articles in Medical Physiology
Phthalate Exposure Changes The Metabolic Profile Of Cardiac Muscle Cells, Nikki G. Posnack, Luther M. Swift, Matthew W. Kay, Norman H. Lee, Narine Sarvazyan
Phthalate Exposure Changes The Metabolic Profile Of Cardiac Muscle Cells, Nikki G. Posnack, Luther M. Swift, Matthew W. Kay, Norman H. Lee, Narine Sarvazyan
Pharmacology and Physiology Faculty Publications
Background: Phthalates are common plasticizers present in medical-grade plastics and other everyday products. They can also act as endocrine-disrupting chemicals and have been linked to the rise in metabolic disorders. However, the effect of phthalates on cardiac metabolism remains largely unknown.
Objectives: We examined the effect of di(2-ethylhexyl)phthalate (DEHP) on the metabolic profile of cardiomyocytes because alterations in metabolic processes can lead to cell dysfunction.
Methods: Neonatal rat cardiomyocytes were treated with DEHP at a concentration and duration comparable to clinical exposure (50–100 μg/mL, 72 hr). We assessed the effect of DEHP on gene expression using microarray analysis. Physiological responses …