Fig. 7From: The extract of black cumin, licorice, anise, and black tea alleviates OVA-induced allergic rhinitis in mouse via balancing activity of helper T cells in lungAnalysis of BLAB chemicals by GC–MS. A The total ion flow diagram of the BLAB solution. B Mass spectrogram and chemical structure formula of characteristic ions in BLAB solution, 1: Estragole; 2: Thymoquinone; 3: Anethole; 4: Caffeine; 5: TheobromineBack to article page