The epoch allows for handling hard-to-compare version numbers. Lactalbumin, yeastolate, and tryptose phosphate broth may be obtained in a known manner. Chapter Advanced RPM Packaging Fetuin may be derived from fetal calf serum, for example, while cytochrome c may be derived from horse heart, for example. These protein extracts may all be commercially available ones. For example, lactalbumin hydrolysate may be from Difco No. Further, fetuin may be from Sigma No. Fcytochrome c may be from Sigma No. The content[…]