Positive Selection of TcRαβ Thymocytes: Is Cortical Thymic Epithelium an Obligatory Participant in the Presentation of Major Histocompatibility Complex Protein? |
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Authors: | Patrice Hugo John W. Kappler Philippa C. Marrack |
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Affiliation: | Howard Hughes Medical Institute, National Jewish Center For Immunology and Respiratory Medicine, 1400 Jackson Street, Denver, Colorado, USA, 80206. |
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