Carboxylated cellulosic fibers are disclosed. A wireless telecommunications system infrastructure receives a unique vehicle identifier via a shared-communications channel from a vehicle being tracked, as well as location information for that vehicle. This results in novel therapeutic agents for the treatment and prophylaxis of diseases where bone formation is desired, particularly osteoporosis, as well as autoimmune diseases such as multiple sclerosis, diabetes mellitus and lupus. In another embodiment, the assembly includes a plurality of shorter connectors, one for each picketrail connection.