Differential effects of DEAE negative mode chromatography and gel-filtration chromatography on the charge status of Helicobacter pylori neutrophil-activating protein

• Zhi-Wei Hong ,

  Contributed equally to this work with: Zhi-Wei Hong, Yu-Chi Yang

  Affiliation Institute of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu, Taiwan, Republic of China

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• Yu-Chi Yang ,

  Contributed equally to this work with: Zhi-Wei Hong, Yu-Chi Yang

  Affiliation Institute of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu, Taiwan, Republic of China

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• Timothy Pan,

  Current address: Department of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, IL, United States of America

  Affiliation Department of Life Science, National Tsing Hua University, Hsinchu, Taiwan, Republic of China

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• Huey-Fen Tzeng ,

  * E-mail: hwfu@life.nthu.edu.tw (HWF); hftzeng@ncnu.edu.tw (HFT)

  Affiliation Department of Applied Chemistry, National Chi Nan University, Puli, Nantou, Taiwan, Republic of China

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• Hua-Wen Fu

  * E-mail: hwfu@life.nthu.edu.tw (HWF); hftzeng@ncnu.edu.tw (HFT)

  Affiliations Institute of Molecular and Cellular Biology, National Tsing Hua University, Hsinchu, Taiwan, Republic of China, Department of Life Science, National Tsing Hua University, Hsinchu, Taiwan, Republic of China

  http://orcid.org/0000-0002-6346-2785

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