Memory T-Cell Activation by Vaccines

Memory T-cells are a crucial component of the immune system that provides long-lasting protection against infections. After vaccination, the immune system not only produces antibodies but also activates T-cells that are responsible for recognizing infected cells. Some of these T-cells become memory T-cells, which "remember" the pathogen they were exposed to and remain in the body long-term. Upon re-exposure to the same pathogen, these memory T-cells quickly recognize the invader and mount an effective immune response. Vaccines aim to enhance this process by activating both the T-cell and B-cell arms of the immune system, ensuring long-term immunity. Memory T-cells are particularly important for preventing reinfection by pathogens like viruses, including the flu and COVID-19. They ensure that the immune system can respond more swiftly and effectively, even years after vaccination.

Committee Members
Speaker at International Vaccines Congress 2026 - Duccio Medini

Duccio Medini

BioForge, United States
Speaker at International Vaccines Congress 2026 - Jocelyn Jakubik

Jocelyn Jakubik

Apex Pathogen Solutions, United States
Speaker at International Vaccines Congress 2026 - Sergey V Suchkov

Sergey V Suchkov

N.D. Zelinskii Institute for Organic Chemistry of the Russian Academy of Sciences, Russian Federation
Speaker at International Vaccines Congress 2026 - Rosane Cuber Guimaraes

Rosane Cuber Guimaraes

Bio-Manguinhos/ Fiocruz, Brazil
IVC 2026 Speakers
Speaker at International Vaccines Congress 2026 - Aghapy Yermans Yakoup

Aghapy Yermans Yakoup

Zewail City of Science and Technology, Egypt
Speaker at International Vaccines Congress 2026 - Rosane Cuber Guimaraes

Rosane Cuber Guimaraes

Bio-Manguinhos/ Fiocruz, Brazil
Speaker at International Vaccines Congress 2026 - Zhujun Ao

Zhujun Ao

University of Manitoba, Canada
Speaker at International Vaccines Congress 2026 - K R Aneja

K R Aneja

Kurukshetra University, India
Speaker at International Vaccines Congress 2026 - Jocelyn Jakubik

Jocelyn Jakubik

Apex Pathogen Solutions, United States
Speaker at International Vaccines Congress 2026 - Huanhuan Li

Huanhuan Li

Queen’s University Belfast, United Kingdom
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