Mhb. Costa et al., CHARACTERIZATION OF DIFFERENT MEMBRANE FORMS OF PLACENTAL ALKALINE-PHOSPHATASES, Brazilian journal of medical and biological research, 27(2), 1994, pp. 449-451
We have extracted and purified four alkaline phosphatase forms from hu
man term placenta. The enzymes are dependent on Mg2+ for their activit
y. They can be distinguished by different responses to Zn2+, vanadate
and inositol derivatives.