The next phase of testing for the COVID-19 pandemic will hopefully include the roll-out of tests for neutralizing antibodies for the SARS-CoV-2 virus, but there are some roadblocks. The FDA’s Tim Stenzel said the agency has a limited amount of information to offer regarding emergency use authorizations for these tests, a predicament that might not resolve until several applicants are in and the agency can see some information that will aid in development of performance and validation standards.