helper T cell


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Related to helper T cell: cytotoxic T cell, B cell, Effector T cells
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Synonyms for helper T cell

T cell with CD4 receptor that recognizes antigens on the surface of a virus-infected cell and secretes lymphokines that stimulate B cells and killer T cells

References in periodicals archive ?
Meanwhile, concentrations of healthy helper T cells in the patients remained steady.
The researchers showed that the high salt diet accelerated the development of helper T cells into pathogenic Th17 cells.
If the receptor on the surface of the helper T cells senses an "invader," a cascade of activation is triggered.
Antigen-presenting B cells and helper T cells cooperatively mediate intravirionic antigenic competition between influenza A virus surface glycoproteins.
Both these and the B cells are made more potent by the adjuvant, stimulating helper T cells which are required for initiation of immune responses and the development of immunological memory for long-term immune protection.
Heterogeneity of cytokine secretion patterns and functions of helper T cells.
London, January 21 ( ANI ): Researchers have discovered the mechanism that enables CD4 helper T cells to assume the more aggressive role of killer T cells in mounting an immune attack against viruses, cancerous tumors and other damaged or infected cells.
These class II major histocompatibility complex (MHC) proteins present the peptides to immune cells called helper T cells, which coordinate the body's response.
Using specific antibodies, they looked for three major types of immune cells: cytotoxic T cells, helper T cells and dendritic cells as well as tumor cells.