What is "reinject"

Usage examples of "reinject".

A small number of neurons and glial cells could be removed from the brain without harm, regressed to an embryonic state, multiplied in tissue culture, then reinjected into the damaged region.

The other man had not reinjected a dart into the riflelike contrivance he carried.

By reinjecting those same cells into himself, he was able to arrest its progress for longer periods of time, though never achieving a total cure upon his human system.