Allergen and parasite images

Browse these images to explore some of the things that might get up your nose, into your blood or even make your gut their home.

Image research by Sabrina Taner, Rob Reddick and Natalie Hunter. Captions adapted by Chrissie Giles and Rob Reddick.

Further reading

About this resource

This resource was first published in ‘Immune System’ in January 2015 and reviewed and updated in January 2016.

Immunology, Health, infection and disease
Immune System
Education levels:
14–16, 16–19, Continuing professional development