Publications by authors named "Jiamin Song"

Interstitial lung disease (ILD) is a group of diseases involving diffuse pulmonary parenchymal lesions and alveolar inflammation and interstitial fibrosis. Telomeres are repetitive DNA sequences at the end of chromosomes to maintain structural integrity and telomerase can prevent telomere shortening. Telomerase abnormalities such as related gene mutations lead to decrease in telomerase activity and telomere shortening.

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A retrospective case-control study was designed to identify the characteristics and predictors of primary Sjögren's syndrome (pSS)-associated progressive fibrosing interstitial lung disease (ILD). Patients who diagnosed pSS-ILD were enrolled from Shanghai Tongji Hospital between January 1, 2015, and September 30, 2023. Relevant clinical data, including medical history, laboratory test results, and imaging findings, were collected at baseline.

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Purpose: Individuals affected by restless legs syndrome (RLS) tend to have familial predispositions without fully explained by genetic variants, and transcriptomic analysis may help elucidate the pathogenic mechanisms of RLS. The study aims to investigate transcriptomic changes and underlying pathological mechanisms in familial and sporadic idiopathic RLS to uncover potential contributors to its pathogenesis.

Patients And Methods: This study included 37 RLS patients, 39 unrelated healthy controls and 19 healthy relatives of RLS patients with a positive family history.

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Objectives: This research was to investigate the relationship among thyroid function, sensitivity to thyroid hormone indices, and bone mineral density (BMD) in euthyroid individuals with type 2 diabetes mellitus (T2DM).

Methods: A total of 536 euthyroid patients with T2DM were included. The subjects were measured for anthropometric parameters, biochemical indicators, and clinical characteristics.

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Although the allele and haplotype frequencies of 11 HLA loci (HLA-A, B, C, DRB1, DRB3/4/5, DQA1, DQB1, DPA1 and DPB1) have been reported in different populations, rare studies have simultaneously assessed the allele distributions of non-classical HLA class I genes (HLA-E/F/G/H) and MICA/MICB together with the 11 classical HLA loci, or further analysed the haplotype frequencies covering the 17 loci. The present study aims to investigate the allele diversity and haplotype frequencies of 17 HLA-related loci including HLA genes and MICA/MICB simultaneously using a hybrid capture (HC)-based NGS method. A total of 358 HLA alleles including 177 class I and 137 class II alleles, as well as 29 MICA and 15 MICB alleles were identified in this project.

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Background: Recent studies suggest that stroke may be associated with an increased prevalence of restless legs syndrome (RLS) as a comorbidity or a risk factor. We aimed to explore the association between acute ischemic stroke (AIS) and RLS, and the possible pathogenesis of acute ischemic stroke related restless legs syndrome (AIS-RLS), for guiding its diagnosis and treatment.

Methods: In this single-center, prospective study, we identified consecutive AIS patients and segregated into AIS-RLS group and non-AIS-RLS group based on the diagnostic criteria of RLS.

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Background: GLP-1 receptor agonists (GLP-1RA) have been extensively utilized in the management of body weight in individuals with obesity. Circular RNA (circRNA), a class of covalently closed RNA molecules, has garnered increasing attention for its potential role in the pathogenesis of obesity. However, the specific mechanisms through which circRNA contributes to GLP-1RA-induced weight loss remains elusive.

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Article Synopsis
  • α-synuclein (α-syn) is primarily found in red blood cells (erythrocytes), but its specific role in the production of these cells (erythropoiesis) is not well understood.
  • Researchers cultured erythroid cells from human umbilical cord progenitors and found that inhibiting α-syn increased erythropoiesis, as shown by changes in important surface markers and enzyme methylation.
  • The study also identified shifts in cellular metabolism, indicating that α-syn functions as a regulator of methylation that influences enzymes in fructose and mannose metabolism, thereby playing a crucial role in the formation of red blood cells.
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Telomeres, repetitive sequences located at the extremities of chromosomes, play a pivotal role in sustaining chromosomal stability. Telomerase is a complex enzyme that can elongate telomeres by appending telomeric repeats to chromosome ends and acts as a critical factor in telomere dynamics. The gradual shortening of telomeres over time is a hallmark of cellular senescence and cellular death.

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Medication therapy is the primary treatment for breast cancer. However, many patients develop multidrug resistance (MDR), which complicates treatment and reduces its effectiveness. To address this, a novel approach was developed by combining the chemotherapeutic drug, doxorubicin (DOX), and the MDR reversal agent, tetrandrine (Tet), within degradable liposomes covered with macrophage membranes to create MM@DOX-Tet nanoparticles (NPs).

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MICB*002:06 differs from MICB*002:01:01 by one nucleotide change at nucleotide 33 in exon 1 from C to T.

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Dengue fever is a mosquito-borne viral disease caused by the dengue virus (DENV). It poses a public health threat globally and, while most people with dengue have mild symptoms or are asymptomatic, approximately 5% of affected individuals develop severe disease and need hospital care. However, knowledge of the molecular mechanisms underlying dengue infection and the interaction between the virus and its host remains limited.

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Article Synopsis
  • - The study aimed to explore the links between lipid profiles and various clinical characteristics, disease activity, and inflammatory markers in patients with primary Sjögren's syndrome (pSS), while also looking into the effects of hydroxychloroquine (HCQ) on lipid levels.
  • - Conducted at Tongji Hospital, the research included 367 pSS patients, analyzing demographics, clinical data, and lipid profiles, revealing that nearly half of the participants had dyslipidemia, which was influenced by factors like gender and smoking rather than body mass index (BMI).
  • - Findings indicated that dyslipidemia is associated with increased autoimmunity and inflammation, with specific cardiovascular risks connected to hyperlipidemia in pSS patients;
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Sjögren's syndrome (SjS) is a systemic, highly diverse, and chronic autoimmune disease with a significant global prevalence. It is a complex condition that requires careful management and monitoring. Recent research indicates that epigenetic mechanisms contribute to the pathophysiology of SjS by modulating gene expression and genome stability.

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Introduction: Tofacitinib, a selective inhibitor of JAK1 and/or JAK3, is considered to alleviate the pulmonary condition of primary Sjögren's syndrome (pSS)-associated interstitial lung disease (ILD) through its anti-inflammatory and antifibrotic effects.

Methods And Analysis: This is a single-center, prospective, randomized, open-label trial. The trial will compare a 52-week course of oral tofacitinib with traditional therapy cyclophosphamide (CYC) combined with azathioprine (AZA) in the treatment of pSS-ILD.

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Background: Patients with primary Sjögren's syndrome (pSS) are at increased risk of cardiovascular morbidity as compared with the general population.

Objectives: A retrospective study on 349 Chinese patients with pSS was conducted to identify potential risk factors for cardiovascular events and develop a cardiovascular risk nomogram.

Design: This is a retrospective observational study.

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Primary Sjögren's syndrome (pSS) is an autoimmune disease that targets exocrine glands, leading to exocrine dysfunction. Due to its propensity to infect epithelial and B cells, Epstein-Barr virus (EBV) is hypothesized to be related with pSS. Through molecular mimicry, the synthesis of specific antigens, and the release of inflammatory cytokines, EBV contributes to the development of pSS.

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To identify potential predictors by assessing adverse outcomes in ANCA-associated vasculitis (AAV) patients. Eighty-nine untreated AAV patients were followed up to January 31, 2022, death, or loss of follow-up. Clinical characteristics, laboratory tests, treatment, and progress were collected, and disease activity was evaluated via Birmingham Vasculitis Activity Score (BVAS).

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Background: Multiple system and organ damage occurs with the continuous progression of primary Sjögren's syndrome (pSS), and the lack of specific drugs against this disease is a huge challenge. White peony (WP), a widely used traditional Chinese herb, has been confirmed to have a therapeutic value in pSS. However, the specific mechanisms of WP in the treatment of pSS are unknown.

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This meta-analysis was conducted to evaluate the effects of hydroxychloroquine (HCQ) in the treatment of primary Sjögren's syndrome (pSS). Nine databases were searched for data collection. We used clinical features, including involvement in superficial tissues and visceral systems, and experimental findings, including Schirmer's test, unstimulated salivary flow rate (uSFR), C-reactive protein (CRP), erythrocyte sedimentation rate (ESR) and immunoglobulins (IgG, IgM and IgA) as major outcome measures.

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