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Immune System

Jasmin Chahal headshot

Jasmin Chahal

Assistant Professor

I teach in the Department of Microbiology & Immunology at McGill University.
Rod Russell

Dr. Rod Russell

Professor of Virology and Immunology

I run a research lab where we study viruses and how they cause disease.
Medical staff distributing COVID-19 vaccines

What’s Special About the New COVID-19 Vaccines?

Learn about viruses, vaccines and why the new COVID-19 vaccines are innovative.

Image is of a close-up of the Yellow Fever virus.

Resources on Immunology

Resource page including articles and career profiles related to immunology.

Medical supplies and Canada flag

Creating a Vaccine for COVID-19 in Canada

Learn how vaccines are developed, how they work and how some scientists in Canada are researching vaccines for COVID-19.

Icon showing a syringe on a shield

Herd Immunity: How Vaccines Protect the Most Vulnerable

What is herd immunity and how does it protect some of the most vulnerable people in our communities?

Infant receiving a vaccination

Immunity and Vaccination

Learn about the history of vaccines and how vaccines trigger an immune response that keep us from getting some dangerous diseases.

Human organs for transplantation

Organ Transplantation

Learn about organ transplantation - what it is, how it can save lives, how your immune system responds, and how the matching process works.

Inflammation of the knee

The Immune Response: A Cellular War

An inflammatory response is your body’s attempt to fight invaders. Learn how your body springs into action when attacked!

Suffering from a hangover

Why Do People Get Hangovers?

Why does drinking too much alcohol make people feel so bad? Read about four theories.

T cells and cancer cells - Image © Meletios Verras,

Can Your Own Cells Cure Cancer?

When a person has cancer, CAR-T Therapy uses their own cells to destroy the cancer cells in their body.

A 3D-rendered illustration of stem cells

My Stem Cell Donation Story

In April 2016, Let’s Talk Science volunteer Daniel Tarade donated stem cells to help a person who needed a stem cell transplant to survive. Learn what stem cells are, how and why people donate, and what Daniel’s experience was like.

Finger with a drop of blood

The Immune Response

When you cut your finger, your immune system kicks in to protect you from pathogens.