Mast cell activation syndrome, neck pain and the vagus nerve Mast Cell Activation Syndrome: A Primer for the Gastroenterologist Digestive Diseases and Sciences Springer Nature Link Glutathione prevents high glucose induced pancreatic fibrosis by suppressing pancreatic stellate cell activation via the ROS TGF SMAD pathway Cell Death & Disease Mast cells are hypersensitive immune cells that release histamine and other inflammatory mediatorsoften in response to oxidative stress, environmental toxins, and immune imbalance. Many patients with MCAS have low levels of glutathione. Mast cells in autoimmune disease Nature