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Related Experiment Video

Updated: May 31, 2026

Primary Sjogren's Syndrome Associated with Lung Adenocarcinoma: Probing the Potential Common Pathogenic Mechanisms and Experimental Verification
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Primary Sjogren's Syndrome Associated with Lung Adenocarcinoma: Probing the Potential Common Pathogenic Mechanisms and Experimental Verification

Published on: September 20, 2024

Sarcoidosis--scientific progress and clinical challenges.

Edward S Chen1, David R Moller

  • 1Division of Pulmonary and Critical Care Medicine, Department of Medicine, The Johns Hopkins University, 5501 Hopkins Bayview Circle, Room 4B63, Baltimore, MD 21224, USA.

Nature Reviews. Rheumatology
|July 14, 2011
PubMed
Summary

Sarcoidosis is a systemic inflammatory disease often affecting lungs and skin. Research suggests microbial triggers and genetic factors, but effective biomarkers and FDA-approved therapies are still lacking.

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Last Updated: May 31, 2026

Primary Sjogren's Syndrome Associated with Lung Adenocarcinoma: Probing the Potential Common Pathogenic Mechanisms and Experimental Verification
10:21

Primary Sjogren's Syndrome Associated with Lung Adenocarcinoma: Probing the Potential Common Pathogenic Mechanisms and Experimental Verification

Published on: September 20, 2024

Area of Science:

  • Immunology
  • Genetics
  • Pathobiology

Background:

  • Sarcoidosis is a systemic inflammatory disorder characterized by granulomatous inflammation, frequently impacting the lungs, eyes, and skin.
  • A significant portion of patients experience chronic inflammation leading to progressive organ damage.
  • Genetic predisposition, particularly involving the MHC region, plays a crucial role in sarcoidosis susceptibility.

Purpose of the Study:

  • To review current understanding of sarcoidosis pathogenesis, including genetic and microbial factors.
  • To highlight the limitations in current diagnostic and prognostic tools.
  • To discuss the current therapeutic landscape and the need for novel treatments.

Main Methods:

  • Review of existing literature on sarcoidosis genetics, immunology, and etiology.
  • Analysis of immunologic hallmarks, including T helper cell cytokines and tumor necrosis factor (TNF).
  • Examination of proposed microbial triggers, such as mycobacterial and propionibacterial organisms.

Main Results:

  • Genetic factors and specific immune responses (Th1 cytokines, TNF) are key features of sarcoidosis.
  • Microbial triggers, potentially mycobacteria or propionibacteria, are increasingly implicated in disease etiology.
  • Current innate immune mechanisms, possibly involving serum amyloid A, may contribute to sarcoidosis pathobiology.

Conclusions:

  • Despite advances, there is a critical need for clinically useful biomarkers for sarcoidosis diagnosis, prognosis, and treatment monitoring.
  • Corticosteroids are standard therapy, but the efficacy of immunosuppressants and anti-TNF agents is uncertain, with no FDA-approved targeted therapies.
  • Further research into sarcoidosis pathogenesis and disease-specific pathways is essential for developing effective diagnostic tools and novel treatments.