Localization of HLA and IA Antigens and β₂ Microglobulins in Human Small Intestinal Mucosal Cells

1Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy

2Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy

3Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy

4Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy

5Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy

6Division of Clinical Cell Biology, MRC Clinical Research Centre, Harrow, Middlesex, UK; Laboratory of Cell Biology, CNR Rome and Dept. Paediatrics II, Faculty of Medicine, University of Naples, Italy