THE crystals which comprise the alum series have generally been considered ... that there are at least three different structures involved. It is proposed to call these the p and structures ...

First, what cells initially sense this crystal? Second ... views of how tissues handle solid structures without protein-based receptors. Figure 3: Alum's direct affinity for membrane lipids.

A good crystal has a consistent structure, shaped by the repeating pattern of its atoms ... Altogether, there were over 170 crystals, each made from aluminum potassium sulfate (alum), a nontoxic ...