The different parts of the immune system and its cell types are explained. Also described are the three kinds of immunity humans have - adaptive, innate and passive - as well as the major types of disorders of the immune system.

In this video segment from The Secret of Life, watch as a virus attacks a cell, and learn how the immune system reacts to this onslaught. Includes background reading material and discussion questions. [1:40]

Read a passage about our immune system and answer the follow-up questions.

[Free Registration/Login may be required to access all resource tools.] Is giving shots to young children a good thing? Many, if not most, children hated going to the doctor, as it often meant getting a shot. Why? The shot actually...

Tutorial and game on vocabulary and functions of the immune system. Covers different cell types, immune responses, germs and pathogens, and antibiotics.

This Nobel E-Museum site provides an autobiography and a very detailed description of Mr. Tonegawa's work for which he received the Nobel Prize in 1987.

The purpose of this lesson is to relate the action of vaccines to the human immune system. In this lesson, students will explore infectious disease and immunity and learn how vaccines help the body defend itself against infectious diseases.

Learn about the human body's immune response to pathogens.

[Free Registration/Login may be required to access all resource tools.] Some defenses, like your skin and mucous membranes, are not designed to ward off a specific pathogen. They are just general defenders against disease. Your body also...

Learn how the immune system works, the types of immunity cells, and the importance of vaccination.

Online exhibit commemorates the discovery of the polio vaccine. Includes a timelined history of the disease, beginning with the first clinical description of polio by British physician Michael Underwood. Inquiries into the research to...

This resource describes an organization that is involved in studies and treatments of allergies. Research and education are also important parts of this organization.

In this lab, students perform a virtual ELISA (enzyme-linked immunosorbent assay)to test whether a particular antibody is present in a blood sample. Students engage in key science practices, including experimental design and data...

Discover new knowledge about molecular biology- how molecules fit together as a lock and key. This has given researchers new diagnostic tools that use immune cells from mice to produce antibodies to detect a specific virus or bacterium.

In this comprehensive interactive tutorial you will study how your body is designed to fight off disease causing agents and what happens inside your body when you are actually sick. Additionally, you will learn how to organize...

Having achy joints and fatigue may seem like complaints of an elderly individual. Life with Lupus, however, can cause such conditions in a teenager. Learn more about the condition in this article and the links to related sites.

Have you ever wondered how a virus or other infectious agent invades a cell to start an infection? Some objects, like viruses, bacteria, or other particles are too large to transport through the plasma membrane. So, cells engulf the...

This site from Access Excellence provides a mini-unit on immunology for advanced students. Students discover antigen/antibody specificity using common foods. Students relate their findings to immunological responses such as allergies,...

Here is a great explanation of what food allergies are, why people have them, and how to live with them. Do you know someone that is allergic to a certain type of food? Read here to find out why.

How do we defend against disease? Why should get vaccinated? Find the answers to these questions and everything about the immune system in this session. It contains 16 interactive activities.

This site from MedicineNet.com gives an in-depth description of mononucleosis, its causes, symptoms, diagnosis and treatment, as well as complications that can come up. Links are provided for easy access to the topics as well to...

In this unit on health and disease you will learn what the disease may be due to what causes and what alterations occur in our bodies. It contains 18 interactive activities.

Feeling stuffy? Running a fever? Well, read through this article and learn about the different types of germs and what you can do to prevent them. Don't miss the link that includes articles to similar sites.

This virtual laboratory demonstrates how an enzyme-linked immunosorbent assay (ELISA) is carried out and some of the key experimental problems that may be encountered. Students will learn about the assay procedure and the equipment and...