A fiber optic connector assembly includes a connector housing, a connector base, and an optical fiber connector. The drive train includes a power-split transmission having a first planetary gear as a superposition gear and a second planetary gear, and a hydrodynamic component which takes up power from an output side and returns said power in a controlled manner to the power-split transmission. , a subject having permeability disjunction, which includes administering to the subject peritoneal dialysis fluid which includes an inhibitor of PKC, e. A drive unit includes a motor in communication with the drive pulley and a first and a second sprocket. An anode is disposed within the channel. The composition may include other polymeric resins, fillers, plasticizers and other additives typically used in dental materials.