Published in:
01-06-2011
Aging Affects Human B Cell Responses
Authors:
Daniela Frasca, Bonnie B. Blomberg
Published in:
Journal of Clinical Immunology
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Issue 3/2011
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Abstract
Aging represents a complex remodeling in which both innate and adaptive immunities deteriorate. Age-related changes in humoral immunity are responsible for the reduced vaccine responses observed in elderly individuals. Although T cell alterations play a significant role in age-related humoral immune changes, alterations in B cells also occur. We here provide an overview of age-related changes in B cell markers and functions. Our studies have shown that intrinsic changes in B cells with age contribute to reduced antibody responses such as those to the influenza vaccine.