I wrote that idea up in the Lancet in 1961, after being pushed to write it by Sir Alexander Haddow, who was officially my mentor. Miller used mice as his experimental animals. Miller mentions that chemical carcinogens will induce leukaemia, a type of cancer. Activities Select activities that are most appropriate for your lesson plan or add your own. You can also encourage students to identify key issues in the preceding extract and devise their own questions or topics for discussion.
Viruses are important pathogens.
Find out more about the immune system. Write a short essay to explain how lymphocytes from the thymus interact with the bone marrow in the formation of antibodies. A series of problems and tutorials introduce basic concepts about the immune system.