third harmonic bio is a clinical-stage company developing a highly selective, oral kit inhibitor for treatment of severe allergy and inflammation. kit is a cell surface receptor that acts as the master survival and functional regulator of mast cells, which are immune cells concentrated at the body’s interfaces with the external environment and that act as the key mediator of the inflammation associated with allergic diseases. our lead product candidate, thb001, is the first highly selective, oral small-molecule kit inhibitor to enter clinical development. with promising drug-like properties and an encouraging early clinical profile, thb001 has the potential to revolutionize the treatment of a broad range of dermatologic, respiratory, and gastrointestinal allergic and mast-cell mediated inflammatory diseases.