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FEBS Letters|September 30, 1996
Excess formation of lysophosphatidic acid with age inhibits myristic acid-induced superoxide anion generation in intact human neutrophilsY Ito, U Ponnappan, D A LipschitzHybridoma|December 29, 2000
Generation and characterization of a neutralizing monoclonal antibody against erythroid cell stimulating factorS Ponnappan, U Ponnappan, K B UdupaCellular Immunology|July 17, 1998
Decreased association of p56lck with CD4 may account for lowered tyrosine kinase activity in mitogen-activated human T lymphocytes during agingC W Tinkle, D Lipschitz, U PonnappanScandinavian Journal of Immunology|April 1, 1988
Antibody response and acquired tolerance of A/J mice: age- and immunogen-related isotype differencesU Ponnappan, B Cinader, V Gerber, et al.Scandinavian Journal of Immunology|January 1, 1987
Age-dependent changes in isotype expression and down-regulation of C57BL/6 miceU Ponnappan, B Cinader, V Gerber, et al.Cellular Immunology|August 1, 1986
Isotype-specific resistance against tolerance induction in SJL miceU Ponnappan, V Gerber, K Blaser, et al.Experimental Gerontology|January 1, 1996
Effect of age on the fatty acid composition of phospholipids in human lymphocytesU Ponnappan, D H Holley, D A LipschitzImmunological Investigations|December 1, 1992
Polymorphism of age-related changes in the antibody response to the hapten phosphorylcholineU Ponnappan, B Cinader, V Gerber, et al.Molecular Immunology|December 1, 1985
Immune response, tolerance circumvention and autoantibodies in aging MRL/Mp-lpr and MRL/Mp-+ miceU Ponnappan, A Kohno, V Gerber, et al.European Journal of Immunology|June 1, 1986
Age- and strain-dependent polymorphism in IgE antibody against the phosphorylcholine haptenV Gerber, U Ponnappan, C H Heusser, et al.Pageof 3