Iron fuels immune cells – and it could make asthma worse

You’ve likely heard that you can get iron from eating spinach and steak. You might also know that it’s an essential trace element that is a major component of hemoglobin, a protein in red blood cells that carries oxygen from your lungs to all parts of the body.

A lesser known important function of iron is its involvement in generating energy for certain immune cells.

In our lab’s newly published research, we found that blocking or limiting iron uptake in immune cells could potentially...