👉 Histoplasmina is a protein found in the cells of the fungus Histoplasma capsulatum, which causes histoplasmosis. It is an immunosuppressive agent that can cause severe inflammation and damage to the immune system. This condition can lead to a variety of symptoms, including fever, chills, fatigue, coughing, weight loss, muscle pain, and difficulty breathing. Treatment typically involves corticosteroids and anti-inflammatory medications.