A method and apparatus for making fuel cell components via a roll to roll process are described. In particular, novel reductases isolated from the environment using PCR methods are described. The MAC-PDU including the scheduling information is transmitted to the Node B. , by antagonizing a normal ptc pathway or agonizing smoothened or hedgehog activity. The technique is compatible with lenticular and parallax barrier displays. The strut assemblies repel contaminants, are easy to inspect, and easy to clean.