Mast cells are packed with substances - which they release upon coming into contact with allergens (above). Blocking the responsible receptor prevents release, thus hindering a strong inflammatory reaction (below). 1 MRGPRX2.jpg2 image/jpeg Type image/jpeg Dimension Dimension 748x1080 Size File size 95.7 KB Download2 View full-size image1 Linkshttps://www.pharma.uni-bonn.de/pharmazeutische-und-medizinische-chemie/en/muller-lab/news-and-press-releases/news-2025/new-bioactive-compound-for-difficult-to-treat-allergies/mrgprx2.jpg/image_view_fullscreenhttps://www.pharma.uni-bonn.de/pharmazeutische-und-medizinische-chemie/en/muller-lab/news-and-press-releases/news-2025/new-bioactive-compound-for-difficult-to-treat-allergies/mrgprx2.jpg/@@download/image/MRGPRX2.jpg