3T Biosciences ("3T"), an immunotherapy company changing the future of treatment for solid tumors and other immune-mediated diseases, today announced its launch from stealth backed by $40 million Series A financing led by Westlake Village BioPartners ("Westlake") with participation from Lightspeed Venture Partners ("Lightspeed"). As part of its launch, 3T announced it has exclusively in-licensed from Stanford University a precise antibody-based peptide-HLA therapeutic discovery platform and development-stage MAGE-A3 T-cell receptor (TCR)-T assets to rapidly expand 3T's therapeutic portfolio.