Signs and symptoms of pneumonia may include: 1  Chest pain when you breathe or cough. 2  Confusion or changes in mental awareness (in adults age 65 and older) 3  Cough, which may produce phlegm. 4  Fatigue. Fever, sweating and shaking chills.  Lower than normal body temperature (in adults older than age 65 and people with weak immune systems)
Eosinophils are produced in the bone marrow from. CD 34+ pluripotent progenitor cells, which are common. to both eosinophils and basophils under the influence of. growth factors, including interleukin-3 (IL-3), granulo-. cyte-macrophage colony-stimulating factor (GM-CSF), and IL-5.
By Mayo Clinic Staff. Eosinophils play two roles in your immune system: Destroying foreign substances. Eosinophils can consume foreign substances â particularly substances related to infection with a parasite â that have been flagged for destruction by other components of your immune system.