If stem cells are treated, patients might expect lasting benefit as their bodies automatically pass on the correctly functioning CFTR gene to their "daughter" cells.
Balancing the military need for firepower against the maritime need for seaworthiness resulted in some compromises that would not pass modern standards for stability.
These bulb-shaped organs are joined to tube feet (podia) on the exterior of the animal by short linking canals that pass through ossicles in the ambulacral groove.
