Study gives significant knowledge to forestalling worldwide pandemics Kumar Jeetendra | May 17, 2021 Whether it’s plankton exposed to parasites or people exposed to pathogens, a host’s initial immune response plays an integral role in determining whether infection occurs and to what level it spreads within a population, new University of Colorado Boulder research indicates. From parasitic flatworms transmitted by snails into individuals in developing nations, to zoonotic spillover …