Stories about: James McCully

An energy boost to the heart: Infant’s own mitochondria save her life

20160606_AveryHeart-12_with MomShe’s small for a 6-month-old, but otherwise Avery Gagnon looks perfectly healthy. She smiles, kicks, laughs and grabs her toys and pacifiers. What you’d never know is that Avery has complex congenital heart disease and might not be alive today if it weren’t for an innovative procedure that used mitochondria from her own cells to boost her heart’s energy.

The procedure is the brainchild of James McCully, PhD, a cardiovascular research scientist at the Heart Center at Boston Children’s Hospital, who spent most of his career working to solve a common complication of heart surgery: damage to heart muscle cells.

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