Both simple and sophisticated technologies are used to detect and fight infectious agents.
West Nile virus infects mosquitoes, birds, and people—with very different consequences.
Learn about the nature of vector-borne diseases, and the life cycle of the dengue vector mosquito.
An overview of the immune system, concentrating on lymphocytes and the antigen-presentation system.
Cytotoxic T cells kill an infected cell before the virus can replicate and spread.
How HIV infects a cell and replicates itself using reverse transcriptase and the host's cellular machinery.
Following a mosquito bite, the malaria parasite infects and attacks various types of cells in the human host.
Learn how malaria parasites infect mosquitos and use them to get ready to infect a human host
Molecular mechanism of dengue virus to enter a cell, replicate its genome, and make viral proteins
Virtually perform an ELISA test to determine whether an antibody is present in a patient's blood sample.
Are you a vector or a host? Play the game to learn how the virus spreads.