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This short video explores how a baby’s microbiome is established during birth.

This activity guides the analysis of a published scientific figure from a study on how social status affects the expression of genes involved in immune system processes.

This activity analyzes a published scientific figure from a study assessing if the microbiota from a mother affects the immune systems of the developing offspring.

This demonstration models the first step of the HIV life cycle: the binding of HIV envelope proteins to receptors on human helper T cells.

This activity guides students through building a conceptual model of how carbon dioxide affects Earth’s climate.

This video shows real footage of a cytotoxic T cell killing a cell infected by a pathogen.

This animation shows how a cell infected by a virus signals cytotoxic T cells to destroy itself.