The EverBrite TrueBlack® is a mounting medium that the manufacturer notes is designed to offer anti-fade protection and quench lipofuscin autofluorescence found in human and aged animal tissues. In addition, EverBrite TrueBlack Hardset is available without nuclear stain. This release adds to the company’s growing line of TrueBlack reagents designed for optimal quenching of fluorescence background from lipofuscin and other sources. The mounting medium is available in a standard 10 mL size or 2 mL trial size.