Novel Immune Checkpoint Modulator (on T-cells)

Immune checkpoint modulators are molecules expressed on T cells that regulate immune responses. These checkpoints can either stimulate or inhibit T cell activity, playing a crucial role in maintaining self-tolerance and modulating the intensity and duration of immune responses. Tumors often exploit inhibitory checkpoint pathways to evade immune surveillance by suppressing T cell activation. Targeting these molecules with monoclonal antibodies or other agents can "release the brakes" on anti-tumor immunity. Novel modulators are being explored for potential in combination therapies and minimizing autoimmune side effects while maximizing anti-tumor efficacy.

Ligand binding triggers intracellular signaling cascades affecting proliferation/function; inhibition of T cell signaling pathways (e.g., PI3K/AKT/mTOR, RAS/MEK/ERK); Enhancement of T cell signaling pathways.