Zero tolerance means that drivers should not get behind the wheel if they have any measurable presence of drugs or alcohol in their system as detected by an oral fluid screening device.. (criminallawoshawa.com)
Blood from mice being tested for presence of the drugs then flowed on top of the buffer (see animation). (sciencemag.org)
In collaboration with Prof. Eli Nelken of Hebrew University and Dr. Michael Slutsky of Mantis Vision, Slomowitz found that the network returned to its original firing rate over the course of two days despite the continued presence of the drug — and even though the firing rates and patterns of individual neurons did not reflect homeostatic tendencies. (sciencedaily.com)