HELPER CELL

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does helper cell mean? 

• HELPER CELL (noun)
  The noun HELPER CELL has 1 sense:

1. 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; helper T cells are infected and killed by the AIDS virus

  Familiarity information: HELPER CELL used as a noun is very rare.

 Dictionary entry details 

• HELPER CELL (noun)

Sense 1

Meaning:

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; helper T cells are infected and killed by the AIDS virus

Classified under:

Nouns denoting body parts

Synonyms:

CD4 cell; CD4 T cell; helper cell; helper T cell

Hypernyms ("helper cell" is a kind of...):

T cell; T lymphocyte (a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells)

 Context examples 

IL-9, a T-helper cell type 2-derived cytokine, is involved in airway inflammation and hyperrreactivity.

(Enokizumab, NCI Thesaurus)

This protein plays a role in the regulation of T helper cell and macrophage activation.

(Hepatitis A Virus Cellular Receptor 2, NCI Thesaurus)

Vaccination with PCLUS 3-18MN may stimulate the host immune system to mount cytotoxic T lymphocyte (CTL) and T helper cell responses, and induce the production of neutralizing antibodies.

(PCLUS 3-18MN, NCI Thesaurus)

Vaccination with PCLUS 6.1-18MN may stimulate the host immune system to mount cytotoxic T lymphocyte (CTL) and T helper cell responses, and induce the production of neutralizing antibodies.

(PCLUS 6.1-18MN, NCI Thesaurus)

T-lymphocytes are preferentially inhibited with T-helper cells as the primary target.

(Cyclosporine, NCI Thesaurus)

This gene plays a role in macrophage and T helper cell activation.

(HAVCR2 Gene, NCI Thesaurus)

At each stage, the scientists analyzed changes in the genes of CD4+ T-helper cells.

(Combatting epigenetic effects from outdoor air pollution, NIH)

An oil-water emulsion comprised of QS21 and 3D-MPL used as a vaccine adjuvant to improve T-helper cells and antibody response.

(AS02A, NCI Thesaurus)

T helper cells induce clonal expansion of T cells that respond to antigen, with IL-2 as a key mediator of T cell proliferation and activation.

(Inflammatory Response Pathway, NCI Thesaurus/BIOCARTA)

The Fc portion of this monoclonal antibody has been engineered to possess a higher binding affinity for variant Fc receptors on T helper cells, resulting in an augmentation of the anti-tumor immune response.

(Ocaratuzumab, NCI Thesaurus)