By Vijay Kumar Malesu Reviewed by Susha Cheriyedath, M.Sc. Feb 19 2026 A pioneering personalized mRNA vaccine study reveals lasting immune responses in triple-negative breast cancer, offering early signals that tailored cancer vaccination may help improve long-term outcomes pending larger trials. Study: Individualized mRNA vaccines evoke durable T cell immunity in adjuvant TNBC . Image Credit: Guschenkova / Shutterstock In a recent study published in the journal  Nature , researchers evaluated