because calcitonin is a hypocalcaemic hormone known to inhibit the ruffled borders of osteoclasts in culture , it may interfere with the cell movements of gastrulation , possibly by affecting an ion pump , or the transport of cations across cellular membranes , because the role of calcium ions in cell aggregation and disaggregation has been known for a long time .
C0007608
cell
C0007634
the