TNF-α -308 A allele is associated with an increased risk of distant metastasis in rectal cancer patients from Southwestern China

• Zhen Li,

  Affiliations Department of Gastrointestinal Surgery, Institute of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China, Kunming Digestive Disease Treatment Engineering Technology Center, Kunming, Yunnan, China

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• Shu-an Li,

  Affiliation Department of Gastroenterology, Institute of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Ya Sun,

  Affiliation Department of Breast Surgery, Yunnan Tumor Hospital, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Yu Liu,

  Affiliation Department of Breast Surgery, Yunnan Tumor Hospital, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Wen-liang Li,

  Affiliation Department of Oncologic Surgery, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Li Yang,

  Affiliation Department of Clinical Laboratory, Yunnan Tumor Hospital, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Yong Duan,

  Affiliation Department of Clinical Laboratory, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Jingyu Li,

  Affiliation Medical Faculty, Kunming University of Science and Technology, Kunming, Yunnan, China

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• Hao Guo,

  Affiliation Department of Cardiology, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Tian-ning Zou ,

  * E-mail: wkh1963@yeah.net (KHW); yunlongli.km@gamil.com (YLL); zoutn@aliyun.com (TNZ)

  Affiliation Department of Breast Surgery, Yunnan Tumor Hospital, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China

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• Yunlong Li ,

  * E-mail: wkh1963@yeah.net (KHW); yunlongli.km@gamil.com (YLL); zoutn@aliyun.com (TNZ)

  Affiliations Medical Faculty, Kunming University of Science and Technology, Kunming, Yunnan, China, The First People’s Hospital of Yunnan Province (The Affiliated of Kunming University of and Technology), Kunming, Yunnan, China

  http://orcid.org/0000-0002-2301-2392

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• Kun-hua Wang

  * E-mail: wkh1963@yeah.net (KHW); yunlongli.km@gamil.com (YLL); zoutn@aliyun.com (TNZ)

  Affiliations Department of Gastrointestinal Surgery, Institute of Gastroenterology, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, China, Kunming Digestive Disease Treatment Engineering Technology Center, Kunming, Yunnan, China

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