Psoriasis is a systemic disease associated with metabolic syndrome and cardiometabolic diseases. Adipocyte fatty acid-binding protein (A-FABP, FABP4) is a relevant mediator of lipid metabolism and several comorbidities development. Aim of the study was to explore the possible role of FABP4 in psoriasis and assess its relationship with disease activity, inflammation or metabolic disturbances, and impact of systemic treatment. Fasting blood samples were obtained from 33 patients with active plaque-type psoriasis before and after 12 weeks of therapy and from 11 healthy volunteers. Serum FABP4 concentrations were analyzed by the enzyme-linked immunosorbent assay (ELISA) and statistically analyzed for their correlations with clinical outcomes and the treatment introduced. Serum FABP4 levels were significantly increased in psoriatics compared to controls (p = 0.03). No relationship between the protein and psoriasis severity expressed through psoriasis area and severity index (PASI) was noted (p = 0.57). FABP4 did not correlate with CRP (p = 0.41), lipid profile, and body mass index (BMI) nor the glucose level or liver enzyme activity. FABP4 significantly correlated with morphotic blood elements. After total therapy, FABP4 did not statistically change (p = 0.07), but significantly decreased after administering acitretin (p = 0.03). FABP4 is a potential marker of psoriasis and clinical outcome after therapy with acitretin. Adipocyte-type FABP may be related to hematological disorders or obesity-mediated comorbidities in psoriasis.
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http://dx.doi.org/10.1002/lipd.12173 | DOI Listing |
EMBO Mol Med
January 2025
Sabri Ülker Center for Metabolic Research, Department of Molecular Metabolism, Harvard T.H. Chan School of Public Health, Boston, MA, USA.
Host metabolic fitness is a critical determinant of infectious disease outcomes. Obesity, aging, and other related metabolic disorders are recognized as high-risk disease modifiers for respiratory infections, including coronavirus infections, though the underlying mechanisms remain unknown. Our study highlights fatty acid-binding protein 4 (FABP4), a key regulator of metabolic dysfunction and inflammation, as a modulator of SARS-CoV-2 pathogenesis, correlating strongly with disease severity in COVID-19 patients.
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January 2025
Environmental Health Science and Research Bureau (EHSRB), Health Canada, 251 Sir Frederick Banting Driveway, Ottawa, Ontario K1A 0K9, Canada; Department of Biochemistry, Microbiology and Immunology, University of Ottawa, Ottawa, Ontario K1H 8M5, Canada. Electronic address:
Exposure to environmental pollutants with obesogenic activity is being recognised as one of the contributing factors to the obesity epidemic. Bisphenol A (BPA) has been shown to stimulate adipogenesis in both human and mouse preadipocytes, to increase body weight and affect lipid metabolism in animal and epidemiological studies. Regulatory action and public concern has prompted industry to replace BPA with other structurally similar analogues that may have similar effects.
View Article and Find Full Text PDFAntioxid Redox Signal
January 2025
Department of Mitochondrial Physiology, No.75, Institute of Physiology of the Czech Academy of Sciences, Prague, Czech Republic.
Type 2 diabetes as a world-wide epidemic is characterized by the insulin resistance concomitant to a gradual impairment of β-cell mass and function (prominently declining insulin secretion) with dysregulated fatty acids (FAs) and lipids, all involved in multiple pathological development. Recently, redox signaling was recognized to be essential for insulin secretion stimulated with glucose (GSIS), branched-chain keto-acids, and FAs. FA-stimulated insulin secretion (FASIS) is a normal physiological event upon postprandial incoming chylomicrons.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
Shengjing Hospital of China Medical University, 36 Sanhao Street, Shenyang, Liaoning Province, China. Electronic address:
G protein-coupled receptor 84 (GPR84), a member of the highly conserved rhodopsin-like superfamily, represents a promising target for therapeutic drug development. Its distinctive expression profiles in adipocytes, gut endocrine cells, and various myeloid immune cells underscore its critical roles in fundamental physiological processes, particularly in metabolic regulation and immune responses. Over the past two decades, emerging research has demonstrated that GPR84 regulates immune cell chemotaxis, phagocytosis, and inflammatory responses, playing a pivotal role in metabolic disorders, inflammatory diseases, and organ fibrosis.
View Article and Find Full Text PDFMol Metab
January 2025
Department of Medicine, Division of Endocrinology, Diabetes, and Metabolism, University of Alabama at Birmingham, Birmingham, Alabama 35294, U.S.A; Department of Medicine, Division of Cardiovascular Disease, University of Alabama at Birmingham, Birmingham, AL 35294 U.S.A; UAB Comprehensive Diabetes Center. Electronic address:
Objective: Obesity-associated metabolic dysfunction is a major public health concern worldwide. Endothelial dysfunction is a hallmark of metabolic dysfunction, and endothelial cells affect metabolic functions. Because autophagy-related gene 7 (ATG7) is involved in various cellular physiology, we investigated the roles of endothelial cell-ATG7 (EC-ATG7) on high-fat diet-induced obesity and its related metabolic dysfunction.
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