Mast cell heterogeneity: Evidence and implications Kim E. BarrettDean D. Metcalfe Special Article Pages: 253 - 261
T-lymphocyte subsets in liver tissues of patients with primary biliary cirrhosis (PBC), patients with primary sclerosing cholangitis (PSC), and normal controls Lusheng SiTheresa L. WhitesideDavid H. Van Thiel Original Articles Pages: 262 - 272
Natural killer cell-mediated activity in mixed connective tissue disease and its response to induction by interleukin-2 Roberto González-AmaroJorge Alcocer-VarelaDonato Alarcón-Segovia Original Articles Pages: 273 - 279
12-O-tetradecanoylphorbol-13-acetata (TPA) directly inhibits spontaneous immunoglobulin secretion byin vivo antigen-induced human lymphoblastoid B cells Jose A. BrievaJames S. LouieRonald H. Stevens Original Articles Pages: 280 - 286
T-cell regulation of IgG subclass expression by mitogen-induced plasma cells: Soluble factors versus the T cells M. MayumiT. KuritaniM. D. Cooper Original Articles Pages: 287 - 294
Interleukin-2 correction of defectivein vitro T-cell mitogenesis in patients with common varied immunodeficiency G. KrugerK. WelteR. Mertelsmann Original Articles Pages: 295 - 303
Cell-mediated immunity to cytomegalovirus (CMV) and herpes simplex virus (HSV) antigens in the acquired immune deficiency syndrome: Interleukin-1 and interleukin-2 modifyin vitro responses J. F. SheridanL. AurelianT. C. Quinn Original Articles Pages: 304 - 311
Azathioprine suppression of natural killer activity and antibody-dependent cellular cytotoxicity in renal transplant recipients Harry E. PrinceRobert B. EttengerJohn L. Fahey Original Articles Pages: 312 - 318
Potassium tolerance and bronchial reactivity in asthmatic and nonasthmatic atopic subjects Luigi MarazziniRoberto CavestriErminio Longhini Original Articles Pages: 319 - 325
A lymphoproliferative disorder of granular lymphocytes with a novel phenotype and suppressor function Alan LandayMan-Chiu PoonCarlo E. Grossi Original Articles Pages: 326 - 334