Monocyte Breeder

 is a type of implant in Fallout: New Vegas.

Characteristics
It causes your character to regenerate hit points at a rate of 1 HP for every 10 seconds. This effect is permanent. This bonus is so small for the cost that it may seem worthless, as by the time the Courier has amassed 12000 caps he or she will usually be well into the game

Location
The can be bought from Doctor Usanagi for 12000 caps.

Appearances
The appears in Fallout: New Vegas.