Publications by authors named "Cherin P"

Telomeres are ribonucleoprotein structures that form a protective buffer at the ends of chromosomes, maintaining genomic integrity during the cell cycle. A decrease in average telomere length is associated with with age and with aging-related diseases such as cancer and cardiovascular disease. In this study, we conducted a randomized, double-blind, placebo-controlled trial over six months to compare the effects of the Astragalus-based supplement versus a placebo on telomere length (TL) in 40 healthy volunteers (mean age 56.

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  • Long-term adherence to chronic disease treatments is challenging, with only about 50% adherence in developed nations, prompting a need for effective management strategies.
  • The study evaluated how satisfaction with the Flexig mHealth application influenced adherence to subcutaneous immunoglobulin therapy among French patients with chronic dysimmune diseases over two years.
  • Results showed a high adherence rate of 99.7% linked to good user satisfaction with Flexig, indicating that digital tools can significantly enhance treatment compliance for patients.
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The most common peripheral nervous system manifestations in Sjogren's syndrome are small fiber sensory neuropathies (SFPN) and axonal sensorimotor polyneuropathies. Currently, treatment in small fiber neuropathy is mainly symptomatic and based on anti-depressors and anti-epileptics. The benefit of treatment with polyvalent immunoglobulins for SFPN has been reported in small series of patients, although transient in several cases.

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Background: Gaucher disease is a rare inborn error of lysosomal metabolism, characterized by lysosomal storage of the β-glucosylceramide. Bleedings observed in type-1 Gaucher disease (GD1) are commonly attributed to a low platelet count, but they can also occur when the platelet count is normal or slightly low. Abnormal platelet function has been described and deficiencies in coagulation factors too, such as factors II, V, VII, VIII, IX, X, XI, XII, and von Willebrand factor.

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  • Immunoglobulins are used as secondary or tertiary treatments for dermatomyositis (DM) and polymyositis (PM) when corticosteroids and immunosuppressants fail, typically administered intravenously once a month or subcutaneously at home a few times a week.
  • A study involving seven patients (six with PM and one with DM) explored their experiences with both intravenous immunoglobulins (IVIg) and subcutaneous immunoglobulins (SCIg), revealing varied clinical profiles and significant improvements in symptoms after treatment.
  • Patients found SCIg to be more convenient and less disruptive to daily life compared to IVIg, allowing them to regain autonomy and control over their treatment while still being effective and well tolerated.
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Objectives: To compare the efficacy to prevent flares of maintenance versus withdrawal of 5 mg/day prednisone in systemic lupus erythematosus (SLE) patients with clinically quiescent disease.

Methods: A monocentric, 12-month, superiority, open-label, randomised (1:1) controlled trial was conducted with 61 patients continuing 5 mg/day prednisone and 63 stopping it. Eligibility criteria were SLE patients who, during the year preceding the inclusion, had a clinically inactive disease and a stable SLE treatment including 5 mg/day prednisone.

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Introduction: Gaucher disease (GD) is a rare genetic lysosomal storage disorder caused by a beta-glucocerebrosidase deficiency and responsible for a lysosomal storage disorder. GD is characterized by haematological, visceral and bone involvements. The aim of this study was to describe the diagnostic journey of type 1 GD patients as well as the role of the internist.

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  • Immunoglobulin preparations are blood-derived medications used to treat immunodeficiencies and modulate immune responses.
  • They are mostly well-tolerated, but can have side effects, especially when given intravenously, often due to excessive perfusion rates.
  • Newer, safer subcutaneous options have recently emerged, improving treatment for patients.
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Immunoglobulin (Ig) therapy is used to treat a wide range of immunodeficiencies and autoimmune diseases; While, its clinical benefit has been demonstrated in several studies, Ig therapy is associated with a risk of systemic adverse effects. As such, Onset of renal impairment, including acute renal failure, osmotic nephrosis and renal insufficiency, after immunoglobulin administration is rare, but is one of the most significant concerns related to intravenous Ig use at immunomodulatory doses. However, only few studies have investigated the safety of subcutaneous Ig (SCIg) in relation to these rare conditions.

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We reviewed the efficacy of SCIg administration in terms of muscle strength maintenance and patient satisfaction comparing with IVIg in the treatment of auto-immune neuromuscular diseases. A systematic review was conducted, and identified studies from databases (PUBMED, EMBASE, EBSCO, Web of Science and Google Scholar) which were analyzed. The methodological quality of the selected publications was evaluated using the Newcastle-Ottawa Scale.

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Prevalence of muscle disease in human immunodeficiency virus (HIV) infection is less than 1% of patients with acquired immune deficiency syndrome. Sporadic inclusion body myositis (IBM) is observed in a few cases of patients infected by retroviruses such as HIV-1. A Caucasian man was diagnosed with HIV when he was 30 years old.

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Objective: To assess quality of life and satisfaction regarding immunoglobulin-replacement therapy (IgRT) treatment according to the route (intravenous Ig [IVIg] or subcutaneous Ig [SCIg]) and place of administration (home-based IgRT or hospital-based IgRT).

Subjects And Methods: Children 5-15 years old treated for primary immunodeficiency disease (PIDD) with IgRT for ≥3 months were included in a prospective, noninterventional cohort study and followed over 12 months. Quality of life was assessed with the Child Health Questionnaire - parent form (CHQ-PF)-50 questionnaire.

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Article Synopsis
  • Antisynthetase syndrome is a rare and serious disease that affects multiple organs, leading to muscle weakness, lung issues, skin problems, and joint inflammation, typically treated with corticosteroids and immunosuppressants.
  • The case study discusses a 56-year-old Algerian woman with multiple drug resistance to traditional treatments, who responded well to subcutaneous immunoglobulin therapy, showing significant improvement in muscle strength and reduced immune deficiency within months.
  • This suggests that subcutaneous immunoglobulin treatment could be an effective alternative for patients with hard-to-treat antisynthetase syndrome, offering better compliance and fewer side effects compared to standard therapies.
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Objectives: Type 1 Gaucher disease may be related to the presence of autoantibodies. Their clinical significance is questioned. Primary endpoint was to compare the prevalence of autoantibodies in type 1 Gaucher disease patients with healthy subjects, seeking correlations with autoimmune characteristics.

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Both intravenous and subcutaneous immunoglobulins are therapeutic modalities approved in various conditions, including primary and secondary immune deficiencies and autoimmune disorders. To date, immunoglobulins have more often been considered as a safe medication, with minor adverse effects such as hypertension, fever and chills, nausea, myalgia or headache. However, with the wider use of immunoglobulins in the treatment of autoimmune diseases, severe side effects have also been reported to occur in immunoglobulin-treated patients, especially anaphylaxis, aseptic meningitis, acute renal impairment, thrombotic events as well as haematological manifestations.

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Background: IgG replacement therapy (IgRT) in primary immunodeficiencies (PID) is a lifelong treatment which may be administered intravenously (IVIg) or subcutaneously (SCIg), at hospital or at home. The objective of the VISAGE study was to investigate if route and/or place for IgRT impact patients' satisfaction regarding IgRT and quality of life (QoL) in real-life conditions.

Methods: The study enrolled PID patients at least 15 years old receiving IgRT for at least 3 months.

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Subcutaneous immunoglobulin (SCIg) therapy is indicated in primary and secondary immunodeficiency diseases. Its use in practice is being extended to autoimmune diseases. Few studies investigated the feasibility and safety of SCIg in these rare conditions.

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Introduction: Inclusion body myositis (IBM) is a slowly progressive degenerative inflammatory disorder affecting both proximal and distal muscles. Immunosuppressive therapies are generally ineffective in the treatment of this disorder, and most patients are resistant to steroid therapy. Some benefits with mild improvement were observed with intravenous immunoglobulin (IVIg), particularly in patients with severe dysphagia.

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Article Synopsis
  • Immunoglobulin (IG) therapy is used to treat a variety of diseases, including immunodeficiencies and autoimmune conditions, and can be administered either intravenously or subcutaneously.
  • While IG therapy has shown effectiveness in many studies, it can cause a range of adverse reactions, from mild symptoms like headaches and nausea to severe issues such as migraines and renal impairment.
  • The paper outlines all potential side effects of IG therapy, offers management guidelines for these reactions, and evaluates the opinions of experts based on evidence categorized using the GRADE system.
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Introduction: The aims of this present study were firstly to assess the outcome, including functional course, in anti-Jo1 positive patients with antisynthetase syndrome (ASS), and secondly to determine predictive parameters of poor outcome in these patients.

Methods: The medical records of 86 consecutive anti-Jo1 patients with ASS were reviewed in 4 academic centers.

Results: 13 patients (15.

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Background And Aims: Sarcopenia has been indicated as a reliable marker of frailty and poor prognosis among the oldest individuals. There are only few data on sarcopenia in healthy general population. We evaluated the prevalence of sarcopenia and its association with functional and clinical status in a population of healthy ambulatory subjects over 45 years living at home, in Paris (France).

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Background: The Human T-cell Leukemia Virus type 1 (HTLV-1) is the causative agent of several inflammatory diseases, including HTLV-1-associated inflammatory myopathies (HAIM). Little is known about the virological and immunological characteristics of this viral disease.

Objectives: To characterize the histological and virological features of HAIM patients, in order to better understand the pathogenetic mechanisms and unravel new biological markers of this disease.

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Objective: To assess the outcome of interstitial lung disease (ILD) in anti-Jo-1 patients with antisynthetase syndrome, determine predictive variables of ILD deterioration in these patients, and compare features of anti-Jo-1 patients with and without ILD.

Methods: Ninety-one anti-Jo-1 patients were identified by medical records search in 4 medical centers. All of these patients had undergone pulmonary function tests (PFTs) and high-resolution computed tomography (HRCT) scans.

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Introduction: Myopathy related to systemic sclerosis (Myo-SSc) is a disabling and unpredictable complication of SSc. We assessed the predictive value of serum aldolase, creatine kinase (CK), alanine transaminase (ALT), aspartate transaminase (AST) and C-reactive protein (CRP) to estimate the risk of developing Myo-SSc.

Methods: We enrolled 137 SSc patients without proximal muscle weakness in a prospective monocentric study to follow them longitudinally over a four-year period.

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