Environmental Induced Asthma, also known as irritant asthma, is related to allergic asthma and occupational asthma. An important gene associated with Environmental Induced Asthma is CBS (Cystathionine Beta-Synthase), and among its related pathways/superpathways are Innate Immune System and MIF Mediated Glucocorticoid Regulation. Related phenotypes are digestive/alimentary and respiratory system