Johns Hopkins Bloomberg School of Public Health Jun 17 2026 An orange-colored yeast species isolated from a Baltimore sidewalk several years ago could be the basis of eco-friendly mosquito traps that reduce malaria transmission, according to a new study from researchers at the Johns Hopkins Bloomberg School of Public Health. Yeasts and other fungal species are known to have an intertwined relationship with insects. Much as plants lure animals to consume their fruits and spread their seeds,