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Over 3% of asthmatic patients are affected by a particularly severe form of the disease ("severe asthma", SA) which is often refractory to standard treatment. Airway remodeling (AR), which can be considered a critical characteristic of approximately half of all patients with SA and currently thought to be the main mechanism triggering fixed airway obstruction (FAO), seems to be a key factor affecting a patient's outcome. Despite the collective efforts of internationally renowned experts, to date only a few biomarkers indicative of AR and no recognizable biomarkers of lung parenchymal remodeling have been identified. This work examines the pathogenesis of airway and lung parenchymal remodeling and the serum biomarkers that may be able to identify the severe asthmatic patients who may develop FAO. The study also aims to examine if Krebs von den Lungen-6 (KL-6) could be considered a diagnostic biomarker of lung structural damage in SA.
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http://dx.doi.org/10.1515/cclm-2022-1323 | DOI Listing |
J Proteome Res
September 2025
Department of Pharmaceutics, School of Pharmacy, University of Washington, Seattle, Washington 98195, United States.
Retinol binding protein 4 (RBP4), the circulating carrier of retinol, complexes with transthyretin (TTR) and is a potential biomarker of cardiometabolic disease. However, RBP4 quantitation relies on immunoassays and Western blots without retinol and TTR measurement. A liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the simultaneous absolute quantitation of circulating RBP4 and TTR is critical to establishing their biomarker potential.
View Article and Find Full Text PDFInflammopharmacology
September 2025
Department of Biochemistry, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.
Background: Pentoxifylline (PTX), a methylxanthine derivative, has been recognized as a potential anti-inflammatory treatment across various conditions, yet its effects on inflammatory markers remain inconsistent. This systematic review/meta-analysis evaluated the impact of PTX on serum levels and gene expression of key inflammatory markers in randomized controlled trials (RCTs).
Methods: A systematic search was conducted in PubMed, Scopus, Embase, Web of Science, and ProQuest up to May 2025.
Cancer Epidemiol Biomarkers Prev
September 2025
Translational Medicine Research Unit, Medical Research Center Oulu, Oulu University Hospital, and University of Oulu, Oulu, Finland.
Background: T-cell densities are associated with colorectal cancer outcome, but the significance of specific Th cell subsets is incompletely understood. We aimed to investigate the role of Th1 and Th2 cells and associated cytokine profiles.
Methods: We used multiplex IHC to identify Th1 and Th2 cells on tumor samples of more than 2,000 patients with colorectal cancer (three independent cohorts).
Biomed Environ Sci
August 2025
Department of Epidemiology, School of Public Health, MOE Key Laboratory of Geriatric Diseases and Immunology, Suzhou Medical College of Soochow University, Suzhou 215123, Jiangsu, China;Taixing Second People's Hospital, Suzhou Medical College of Soochow University, Taizhou 225400, Jiangsu, China.
Objective: Lipid oxidation is involved in the pathogenesis of atherosclerosis and may be contribute to the development of Ischemic stroke (IS). However, the lipid profiles associated with IS have been poorly studied. We conducted a pilot study to identify potential IS-related lipid molecules and pathways using lipidomic profiling.
View Article and Find Full Text PDFArthritis Rheumatol
August 2025
Department of Rheumatology and Immunology, Xiangya Hospital, Central South University, Changsha, Hunan, China.
Objective: To evaluate dynamic changes in autoantibody and proteomic profiles in treatment-naïve systemic sclerosis (SSc) patients and identify biomarkers and mechanisms associated with disease progression.
Methods: Serum samples from 30 baseline and 49 follow-up SSc patients, along with 38 controls, were analyzed. Autoantibody profiles were assessed using an autoantigen microarray targeting 120 autoantibodies, while proteomic analysis was conducted via liquid chromatography-mass spectrometry in data-independent acquisition mode.