Polio was nearly eradicated when society decided to mass produce and use a vaccine created by Jonas Salk. Polio was a big issue but they managed to cure it with a vaccine. Comments.
In this method, ferri-. cyanide and potassium cyanide convert hemoglobin to a more stable. cyanmethemoglobin form that is measured photometrically. While this. method is straightforward and uses a single reaction solution, not all. forms of hemoglobin are converted to cyanmethemoglobin at the same.
Hemoglobin electrophoresis and measurement of hemoglobin A 2 and fetal hemoglobin are useful in establishing either beta-thalassemia or hemoglobin C or D as the etiology of the microcytic anemia. Unfortunately, simple tests do not exist for alpha-thalassemia in most laboratories, and it is a diagnosis of exclusion.