one coincided with brush border enzymes such as alkaline phosphatase , disaccharidases and l-leucine b-naphthylamidase , whereas the other was coincident with the major peak of ( na++k+ ) -stimulated atpase ( adenosine triphosphatase ) , which has been thought to be concentrated in the basolateral plasma membranes of these cells .
C0001479
na
C0001473
adenosine triphosphatase