title: Active calcium transport in the chick chorioallantoic membrane requires interaction with the shell membranes and/or shell calcium.
mesh_terms: D000481:Allantoin / Q000378:metabolism*; D000818:Animals; D001693:Biological Transport, Active; D002118:Calcium / Q000378:metabolism*; D002642:Chick Embryo; D002823:Chorion / Q000378:metabolism*; D004528:Egg Shell; D007700:Kinetics; D008564:Membrane Potentials
chemical_list: D000481:Allantoin; D002118:Calcium