Galectin-1 (Gal-1) and galectin-3 (Gal-3) molecules are involved in many vital, biological, and pathological processes. In this study the expression pattern of these two molecules was investigated in leukemic cells from 85 Iranian chronic lymphocytic leukemia (CLL) patients, classified into indolent, progressive, mutated, and unmutated subtypes by semiquantitative reverse transcriptase polymerase chain reaction (RT-PCR) and flow cytometry methods. Our results showed significant downregulation of Gal-3, but not Gal-1, in CLL patients compared with normal subjects (p < .001). Higher representation of Gal-3 mRNA was observed in indolent patients compared with the progressive group (p < .05). Our findings imply a regulatory role for Gal-3 gene in initiation and/or progression of CLL.
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http://dx.doi.org/10.3109/07357907.2010.494319 | DOI Listing |
Rheumatol Int
January 2025
Department of Rheumatology, Clinical Immunology, Geriatrics and Internal Medicine, Medical University of Gdansk, Gdansk, Poland.
Sjogren's disease (SjD) is a chronic and disabling autoimmune disease, predominantly characterized by dryness of the mouth and eyes, resulting from lymphocytic infiltration of exocrine glands. While these are the most prominent symptoms, extra-glandular manifestations are also common. Studies suggest that up to 70% of SjD patients experience neurological symptoms, which interestingly often precede the hallmark dryness.
View Article and Find Full Text PDFAm J Respir Cell Mol Biol
January 2025
Wayne State University, Division of Pulmonary, Critical Care and Sleep Medicine, Detroit, Michigan, United States;
Numerous chronic human disorders are associated with immune activation by obscure antigen(s). We identified a novel sarcoidosis-epitope (ChainA) by immunoscreening of a novel T7 phage library and confirmed an abundance of ChainA IgG-antibody in sarcoidosis. We tested whether ChainA epitope elicits immune responses through B-cell activation, plasma cell differentiation and antibody production.
View Article and Find Full Text PDFJ Hypertens
December 2024
Service de pharmacologie médicale et clinique, faculté de médecine, Centre Hospitalier Universitaire.
Objective: Ibrutinib has been the first Bruton tyrosine kinase inhibitor (BTKi) authorized for the treatment of B-cell lymphoproliferative disorders (B-LPDs). Numerous publications have confirmed the efficacy of this orally administrated drug in chemo-free regimens for B-LPDs. They also reported several adverse events (AE) associated with ibrutinib treatment.
View Article and Find Full Text PDFFront Aging
January 2025
The University of Texas MD Anderson Cancer Center Bastrop, Department of Comparative Medicine TX, Bastrop, TX, United States.
Introduction: Advanced age is a primary risk factor for many chronic diseases and conditions; however, age-related immune dysregulation is not well understood. Animal models, particularly those that resemble human age-related physiological changes, are needed to better understand immunosenescence and to improve health outcomes. Here, we explore the utility of the olive baboon (Papio anubis) in studying age-related changes to the immune system and understanding mechanisms of immunosenescence.
View Article and Find Full Text PDFFront Immunol
January 2025
Institute for Immunodeficiency, Center for Chronic Immunodeficiency (CCI), Medical Center, Faculty of Medicine, University of Freiburg, Freiburg, Germany.
Introduction: Human Cytotoxic-T-lymphocyte-antigen-4 (CTLA-4) insufficiency caused by heterozygous germline mutations in is a complex immune dysregulation and immunodeficiency syndrome presenting with reduced penetrance and variable disease expressivity, suggesting the presence of disease modifiers that trigger the disease onset and severity. Various genetic and non-genetic potential triggers have been analyzed in CTLA-4 insufficiency cohorts, however, none of them have revealed a clear association to the disease. Multiple HLA haplotypes have been positively or negatively associated with various autoimmune diseases and inborn errors of immunity (IEI) due to the relevance of MHC in the strength of the T cell responses.
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