accessory cell

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Related to Antigen-presenting cells: perforin, Dendritic cells

accessory cell

[ak′ses·ə·rē ‚sel]
(botany)
A morphologically distinct epidermal cell adjacent to, and apparently functionally associated with, guard cells on the leaves of many plants.
(immunology)
Any nonlymphocytic cell that helps in the induction of the immune response by presenting antigen to a helper T lymphocyte.
References in periodicals archive ?
48),(56) M cells exhibit a unique intrapocket structure at their basal membranes and house antigen-presenting cells (e.
The T cells talk to the antigen-presenting cells and, in response, make cytokines that launch an attack.
Chakraborty, a chemical engineer and biochemist by training, became interested in immunology after hearing about a paper on the immunological synapse, a crucial communications point for T cells and antigen-presenting cells.
Antigen-presenting cells in the female reproductive tract: influence of the estrous cycle on antigen presentation by uterine epithelial and stromal cells.
TCI taps into the unique benefits of a major group of antigen-presenting cells found in the outer layers of the skin (Langerhans cells) to generate an enhanced immune response.
The vaccine is an autologous cellular product composed of antigen-presenting cells enriched from peripheral blood mononuclear cells obtained via leukapheresis.
Targeted antigen delivery to antigen-presenting cells including dendritic cells by engineered Fas-mediated apoptosis.
CHS is a delayed-type immune response (Asherson & Ptak 1968) and has served as a useful model for investigating the allergen-specific immune responses of T cells and skin-associated antigen-presenting cells (APC) (Nuriya et al.
To make sure that foreign antigens are identified, some B cells serve as antigen-presenting cells (or APCs), scooping up these fragments all over the body, and sailing around offering them on stick-like projections to the cells they pass.
But that has been because the peptides or viral particles used in the vaccines to provoke a response, when simply released into circulation, have not been taken up properly by antigen-presenting cells of the immune system.
But a more effective approach may be to block the recipient's antigen-presenting cells (APC), scavenger cells that actually trigger the T-lymphocyte attack.
16, will be based on the company's Vaccibody DNA vaccine platform, which targets antigen-presenting cells.