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Attenuated vaccine

An attenuated vaccine (or a live attenuated vaccine, LAV) is a vaccine created by reducing the virulence of a pathogen, but still keeping it viable (or "live"). Attenuation takes an infectious agent and alters it so that it becomes harmless or less virulent.

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Adaptive immune system

The adaptive immune system is one of the two main branches of the immune system, alongside the innate immune system.

Albert Sabin

Albert Sabin (born Abram Sabin) was a Polish-American medical researcher and virologist who is best known for developing the oral polio vaccine.

Anthrax vaccines

Antibody

An antibody, also known as an immunoglobulin, is a large Y-shaped protein produced by the immune system to neutralize pathogens such as bacteria and viruses.

BCG vaccine

The BCG vaccine is a vaccine primarily used against tuberculosis (TB).

Cell-mediated immunity

Cellular immunity, also known as cell-mediated immunity, is an immune response that does not rely on the production of antibodies.

Centers for Disease Control and Prevention

The Centers for Disease Control and Prevention (CDC) is a national public health agency in the United States.

Chemotherapy

Chemotherapy is a widely used treatment method in the field of oncology, aimed at treating cancer by administering drugs that kill rapidly dividing cells.