It is the 3T3 neutral red uptake photo toxicity assay (3T3PT NRU). The draft represents the first animal-free test Method for the replacement of traditional animal experiments in order to test for safety of cosmetic ingredients. It is expected that the test method will be accepted by summer or early fall 2012. The recognition of other internationally recognized methods will follow.
In China animal experiments for product safety of cosmetic products are required.
For more information: http://action.humanesociety.org/site/MessageViewer?em_id=35901.0&dlv_id=39761