Scientists believe being a carrier of the sickle cell trait helps protect against severe malaria.

Santos criticized the Ethics Committee for releasing what he said was a biased report and continued to defend himself from the allegations of wrongdoing.committee leaders revealed investigators had contacted about 40 witnesses.

000 pages of documents and authorized 37 subpoenas.when Democrats sought to remove him from Congress after he was first charged with fraud.engaged in fraudulent conduct in connection with a Florida-based entity he controlled.

Republicans blocked that effort and instead referred the matter to the Ethics Committee.Washington The House Ethics Committee released a long-awaited report on its investigation into embattled Rep.

Santos has pleaded not guilty to all of the charges.

which was submitted and unanimously adopted by the full Ethics Committee.The cells are then infused back into the patient for a permanent treatment.

Casgevy is currently being reviewed by the U.Patients must be hospitalized at least twice once for the collection of the stem cells and then to receive the altered cells.

Jon LaPook has reported on another effort to harness gene therapy to cure sickle cell disease.and is also more common in certain ethnic groups.