Single Nucleotide Polymorphisms in the Tumor Necrosis Factor-Alpha Gene Promoter Region Alter the Risk of Psoriasis Vulgaris and Psoriatic Arthritis: A Meta-Analysis

• Junqing Zhu,

  Affiliations Department of Rheumatology, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, China, Department of Traditional Chinese Internal Medicine, School of Traditional Chinese Medicine, Southern Medical University, Guangzhou, Guangdong, China

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• Hongda Qu,

  Affiliation Department of Traditional Chinese Medicine Diagnosis, School of Traditional Chinese Medicine, Southern Medical University, Guangzhou, Guangdong, China

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• Xiaoguang Chen,

  Affiliation Key Laboratory of Prevention and Control for Emerging Infectious Diseases of Guangdong Higher Institutes, Department of Pathogen Biology, School of Public Health and Tropical Medicine, Southern Medical University, Guangzhou, Guangdong, China

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• Hao Wang,

  Affiliation Department of Traditional Chinese Internal Medicine, School of Traditional Chinese Medicine, Southern Medical University, Guangzhou, Guangdong, China

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• Juan Li

  * E-mail: lj40038@126.com

  Affiliations Department of Rheumatology, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, China, Department of Traditional Chinese Internal Medicine, School of Traditional Chinese Medicine, Southern Medical University, Guangzhou, Guangdong, China

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