Its pronunciation is K EY â . Cay is used predominantly in the German language and its origin is Latin. Cay is a variant of the name Kai (Frisian, Dutch, Finnish, German, Scandinavian, and Welsh). Cay is rarely used as a baby name for boys.
The purpose of this application note is to demonstrate the utility of the FLx800 fluorescence microplate reader to detect rapid changes in calcium ion concentration. Introduction Cell Biologists often need to detect and quantitate intracellular spectroscopically silent ions such as Cl-, Na+, K+, or Ca2+.
2. Passive, paracellular absorption occurs in the jejunum and ileum, and, to a much lesser extent, in the colon when dietary calcium levels are moderate or high. In this case, ionized calcium diffuses through tight junctions into the basolateral spaces around enterocytes, and hence into blood.