[2] Bloom has been a leading scientist in various areas of infectious diseases, vaccines, and global health, and is a former consultant to the White House.
Bloom currently serves on the Ellison Medical Foundation scientific advisory board and the Wellcome Trust Pathogens, Immunology and Population Health Strategy Committee.
[4] Bloom has offered expert analysis on the Covid-19 pandemic[5] and in the fall of 2020 was asked to serve on the Massachusetts state advisory committee on coronavirus vaccines.
[6] Bloom researches the mechanisms of immune protection against tuberculosis, as an investigator in a Bill and Melinda Gates Grand Challenge grant[7][8] with Professor David Edwards the Harvard John A. Paulson School of Engineering and Applied Sciences, where they study nanoparticle technology to deliver needle-free spray-drying aerosol vaccines against experimental tuberculosis.
This vitamin D-dependent antimicrobial killing mechanism is effective against Mycobacterium tuberculosis and is found in human macrophages, and is unrelated to oxygen or nitrogen radicals.