Elevated Neopterin Levels Are Associated with Increased Tuberculosis Risk in Rheumatoid Arthritis Patients with QuantiFERON Conversion during Biologic Therapy

• Der-Yuan Chen,

  Affiliations Division of Allergy, Immunology and Rheumatology, Department of Medical Education and Research, Taichung Veterans General Hospital, Taichung, Taiwan, Faculty of Medicine, National Yang Ming University, Taipei, Taiwan, Institute of Biomedical Science and Rong Hsing Research Center for Translational Medicine, National Chung Hsing University, Taichung, Taiwan, Institute of Biochemistry, Microbiology and Immunology, Chung Shan Medical University, Taichung, Taiwan

  ⨯
• Ju-Pi Li ,

  Contributed equally to this work with: Ju-Pi Li, Yi-Ming Chen, Tsai-Ling Liao

  Affiliations Division of Immunology and Rheumatology, Department of Medicine, China Medical University Hospital, Taichung, Taiwan, College of Medicine, China Medical University, Taichung, Taiwan

  ⨯
• Yi-Ming Chen ,

  Contributed equally to this work with: Ju-Pi Li, Yi-Ming Chen, Tsai-Ling Liao

  Affiliations Division of Allergy, Immunology and Rheumatology, Department of Medical Education and Research, Taichung Veterans General Hospital, Taichung, Taiwan, Faculty of Medicine, National Yang Ming University, Taipei, Taiwan

  ⨯
• Tsai-Ling Liao ,

  Contributed equally to this work with: Ju-Pi Li, Yi-Ming Chen, Tsai-Ling Liao

  Affiliation Institute of Biomedical Science and Rong Hsing Research Center for Translational Medicine, National Chung Hsing University, Taichung, Taiwan

  ⨯
• Hsin-Hua Chen,

  Affiliations Division of Allergy, Immunology and Rheumatology, Department of Medical Education and Research, Taichung Veterans General Hospital, Taichung, Taiwan, Institute of Biomedical Science and Rong Hsing Research Center for Translational Medicine, National Chung Hsing University, Taichung, Taiwan

  ⨯
• Chia-Wei Hsieh,

  Affiliations Division of Allergy, Immunology and Rheumatology, Department of Medical Education and Research, Taichung Veterans General Hospital, Taichung, Taiwan, Faculty of Medicine, National Yang Ming University, Taipei, Taiwan

  ⨯
• Yea-Wen Yeh,

  Affiliation Division of Allergy, Immunology and Rheumatology, Department of Medical Education and Research, Taichung Veterans General Hospital, Taichung, Taiwan

  ⨯
• Joung-Liang Lan

  * E-mail: jounglancmuh@gmail.com

  Affiliations Division of Immunology and Rheumatology, Department of Medicine, China Medical University Hospital, Taichung, Taiwan, College of Medicine, China Medical University, Taichung, Taiwan

  ⨯