No. 3.] STUDY OF THE NERVE CELL. 463 
few minutes by removing the cells to a non-nutrient solution 
and placing them between the electrodes. 
And concluding, I may call attention to the fact that with 
the above method we have a means of studying the action of 
any chemical substance, medical or nutrient, upon the nerve 
cell itself. With modifications for temperature, it may serve 
equally well for mammalian tissue. 
