Approximately
one-third of the world's human population is infected with parasitic
worms and yet this fact is rarely considered in human research. Worm
infections prompt changes to the immune system that affect how the body
responds to a variety of other infections including HIV and malaria. In
turn, these additional infections impact how the body responds to
parasites. An overview of these complex immune relationships is provided
in a new paper which is free to read online: