2| To prepare the calcium phosphate–DNA coprecipitate ... for 15 min at 15–25 °C and rinsing in tap water. Graham, F.L. & van der Eb, A.J. A new technique for the assay of infectivity ...
For example, the hard part of your bones and teeth is made from calcium connected to a chemical called “phosphate”. Together, they make the substance, calcium phosphate. Sidewalk chalk is made from ...
MacLean, F. C., and Urist, M. R., Bone: An Introduction to the Physiology of Skeletal Tissue (Univ. Chicago Press, 1955). Brown, W. E., and Nylen, M. U. “Role of ...
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