histocompatibility

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Dendritic cell presenting an antigen to T-lymphocytes Royalty Free Stock Photo

Cytotoxic T Cell Royalty Free Stock Photo

Structure of a T-cell receptor bound to a cell membrane Royalty Free Stock Photo

Activation and inhibition of the immune response on T-cells Royalty Free Stock Photo

The protein PD-1 is a checkpoint to slow down T-cells. Royalty Free Stock Photo

Activation of the immune response: antigen presenting cell activates T-lymphocytes (smaller c Royalty Free Stock Photo

T-lymphocyte interacting with an antigen presenting cell APC Royalty Free Stock Photo

T-cell receptor, CD-4, CD-28, PD-1 and CTLA-4 and a calcium chan Royalty Free Stock Photo

3d computer illustration of a dendritic cell.Dendritic cells are antigen-presenting cells of the immune system. Their main function is to process antigen material and present it on the cell surface to the T cells of the immune system. They are messengers between the innate and the adaptive immune systems.