Abstract
Using any noble-metal (usually gold-plated platinum) as an electrode of 1.5 mm2 in conjunction with a vacuum-tube voltmeter (see Fig. 1) drawing less than 10−12 amperes, it is possible to measure redox potentials in vitro. The same procedure has been applied to the cerebral cortex in vivo.
Get full access to this article
View all access options for this article.