modifies treats Acute Chest Syndrome Disease Severe Anemia Gene Therapy Application of genetic material (usually DNA) into cells in order to permanently correct an inherited disease or acquired disease. DNA Therapy NCIT:C15238 http://bioportal.bioontology.org/ontologies/NCIT?p=classes&conceptid=http%3A%2F%2Fncicb.nci.nih.gov%2Fxml%2Fowl%2FEVS%2FThesaurus.owl%23C15238 SCDO:0001344 Sufficient Sickle Cell Disease-SD Curative Therapeutics Hemoglobin Barts Hydrops Fetalis