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Expression of B7-1 and B7-2 costimulatory molecules by human gastric epithelial cells: potential role in CD4+ T cell activation during Helicobacter pylori infection. |
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| Authors: | G Ye C Barrera X Fan W K Gourley S E Crowe P B Ernst V E Reyes |
| Affiliation: | Department of Pediatrics, University of Texas Medical Branch, Galveston 77555-0366, USA. |
| Abstract: | |
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