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Biotium’s hardset antifade mounting medium with NucSpot® 640 far-red nuclear counterstain.
This antifade mounting medium features Biotium’s NucSpot® 640 nuclear stain, for one-step mounting and nuclear counterstaining.
EverBrite™ Hardset Mounting Medium cures to form a hard, permanent seal between the slide and coverslip, eliminating the need to seal the coverslip edges. It cures overnight to a refractive index of 1.43, and continues curing over the course of four days to a refractive index of 1.46. It prevents rapid photobleaching of a wide selection of fluorescent dyes. Unlike VECTASHIELD® Mounting Medium, EverBrite™ is compatible with cyanine-based fluorophores and is optimally formulated for use with Biotium’s CF® Dyes.
This mounting medium features Biotium’s novel NucSpot® 640 is a far-red dye nuclear counterstain for the Cy®5 channel. Using far-red nuclear stains can avoid problems of fluorescence cross-talk and UV photoconversion with traditional dyes like DAPI.
Note: NucSpot® 640 also shows dim blue fluorescence with the DAPI filter set, and should be tested for suitability before using with blue probes, especially for epifluorescence microscopy.
See our full selection of antifade mounting media and related products:
| Product | Nuclear Counterstain | Cat. No. | Features |
|---|---|---|---|
| EverBrite™ Mounting Medium | None | 23001 | • Wet-set mounting medium • Requires coverslip sealing • Refractive index 1.46 |
| EverBrite™ with DAPI | DAPI | 23002 | |
| Drop-n-Stain EverBrite™ Mounting Medium | None | 23008 | • Wet-set mounting medium • Convenient dropper bottle • Ideal for wells & chambers • Refractive index 1.42 |
| Drop-n-Stain EverBrite™ with DAPI | DAPI | 23009 | |
| EverBrite™ Hardset Mounting Medium | None | 23003 | • Hard-set mounting medium • Forms hard seal after 24 h • No coverslip sealing needed • Refractive index 1.42 after 24 h of curing, and 1.46 four days after curing |
| EverBrite™ Hardset with DAPI | DAPI | 23004 | |
| EverBrite™ Hardset with NucSpot® 640 | NucSpot® 640 | 23016 | |
| EverBrite TrueBlack® Hardset Mounting Medium | None | 23017 | • Unique antifade with lipofuscin quenching • Quenches as it hardens, with low background • Refractive index 1.42 after 24 h of curing, and 1.46 four days after curing |
| EverBrite TrueBlack® Hardset with DAPI | DAPI | 23018 | |
| EverBrite TrueBlack® Hardset with NucSpot® 640 | NucSpot® 640 | 23019 | |
| CoverGrip™ Coverslip Sealant | N/A | 23005 | • For sealing edges of wet-set coverslips |
EverBrite™ mounting medium does show high background fluorescence with violet excitation. The background is more prominent when imaged using epifluorescence using UV excitation and a DAPI filter cube, but is generally quite low in confocal imaging using 405 nm laser.
CoverGrip™ is designed to replace nail polish for permanent sealing of wet-mounted coverslips. It can be removed by soaking slides in buffer (see the product information sheet for details). CoverGrip™ is not designed to create a removable temporary seal for hybridization.
Yes, EverBrite™ mounting media are compatible with a wide range of dyes. Unlike VectaShield®, EverBrite™ won’t interfere with cyanine-based fluorophores like Alexa Fluor® 647, Cy®3, or Cy®5.
AlexaFluor is a registered trademark of Thermo Fisher Scientific; Cy Dye is a registered trademark of Cytiva; VectaShield is a registered trademark of Vector Laboratories.