Biotium

Peacock™ Plus Prestained Protein Marker allows you to visually monitor protein separation during SDS-PAGE or protein transfer for western. It contains 10 blue bands from 8 kDa to 245 kDa, plus pink and green bands at 75 kDa and 25 kDa. Ready to load with no heating or other preparation needed.

Biotin azide reacts with alkyne to form 1,2,3-triazole by copper(I) catalyzed 1,3-dipolar Huisgen cycloaddition. It could also undergo Staudinger ligation with a phosphine containing compound.

ExoBrite™ CTB EV Staining Kits are designed for staining EVs and exosomes for detection by flow cytometry. This optimized formulation of Cholera Toxin B (CTB) binds to components of the EV membrane with bright signal and little to no background. Excitation/emission 490/516 nm.

Annexin V fluorescent conjugates can be used to detect apoptotic cells. The human anticoagulant Annexin V is a 35-36 kDa calcium-dependent phospholipid-binding protein with high affinity for phosphatidylserine (PS). In normal viable cells, PS is located on the inner leaflet of the cytoplasmic...

NucSpot® 555/570 is a novel orange fluorescent DNA binding dye for nuclear-specific counterstaining in fixed cells or tissue sections, or selective staining of dead cells in culture. excitation/emission 559/570 nm (with DNA). 1000X in DMSO, 100 uL.

This product is prepared by labeling highly cross-adsorbed donkey anti-sheep IgG (H+L) with CF®488A dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes. Green fluorescent...

Biotin-11-dUTP can be enzymatically incorporated into DNA via nick translation, random priming, or 3'-end terminal labeling. The number '11' is the number of atoms in the linker between biotin and dUTP. Biotium also offers biotin-16-dUTP and biotin-20-dUTP. The length of the linker affects the...

Nonionic detergent useful for solubilizing large dye molecules such as Fura-2/AM, Fluo-3/AM, Indo-1/AM and Rhod-2/AM to facilitate cell loading. Pluronic F-127 is usually dissolved in DMSO or water with gentle heating.    White solid soluble in water and DMSO   Store at room...

5-(and-6)-Carboxyrhodamine 110, SE (5-(and-6)-Carboxyrhodamine 110, succinimidyl ester, mixed isomers), also known as Carboxyrhodamine 110-NHS, is a superior green fluorescent dye that readily reacts with primary or secondary amines. For many applications, the dye is preferred over...

This product is prepared by labeling goat anti-llama IgG (H+L) with 2,4-Dinitrophenol (DNP).

RH421 is a fast responding membrane potential dye, exhibiting >20% fluorescence change per 100 mV on neuroblastoma cells.    &lamba; _Ex/&lamba; _Em = 515/704 nm (MeOH)   Red solid soluble in DMSO, EtOH or DMF   Store at -20°C and protect from light,...

Biotin NTA, also known as BNTA (Biotin nitrilotriacetic acid, tripotassium salt) is used to detect histidine-tagged proteins (as little as 0.1 pmol) immobilized on nitrocellulose membranes. Biotin NTA can be removed from the histidine-tagged protein at pH 4.8, allowing the blot be reanalyzed with...

This product is prepared by labeling highly cross-adsorbed goat anti-rabbit IgG (H+L) with CF®680 dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes. Far-red/near-IR...

Biotin-cGMP has been used as a tracer in immunoassays for the cGMP measurement in plasma or urine samples.      White lyophilized solid soluble in water    Store at -20°C and protect from light    C₃₄H₅₅N₁₀O₁₁PS...

D-Luciferin is a substrate for the enzyme firefly luciferase. Chemiluminescence at 560 nm is generated when luciferin is oxidized by an ATP-dependent process, catalyzed by luciferase. Luciferase is encoded by the luc gene, which is widely used as a reporter gene in a variety of cells. Because of the...

X-GlcU, Na ( 5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide, sodium salt), also known as X-GlcA, Na, is a chromogenic beta-glucuronidase substrate widely used for monitoring E. coli contamination in food (such as meat, dairy products and shellfish, etc) and water, and for the detection of GUS gene...

EvaEZ™ Fluorometric Polymerase Activity Assay Kit provides an easy and accurate way to determine the activity of a nucleic acid polymerase without using radioisotopes. It contains EvaGreen® dye together with a primed template, dNTPs, and MgCl₂ in a Tris buffer system. In the presence of...

PMA (propidium monoazide) is a high affinity photoreactive DNA binding dye invented by scientists at Biotium for viability PCR of bacteria and other microorganisms.

This product is prepared by labeling highly cross-adsorbed donkey anti-rat IgG (H+L) with CF®405S dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes. Blue fluorescent CF®405S...

This product is prepared by labeling an affinity-purified llama anti-mouse IgG with CF®583R dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes.

High-quality rabbit anti-dinitrophenyl (DNP) labeled with deep-red fluorescent CF®594 dye (excitation/emission 593/615 nm). CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes....

This product is prepared by labeling highly cross-adsorbed goat anti-mouse IgG (H+L) with CF®633 dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes. Far-red fluorescent...

This product is prepared by labeling highly cross-adsorbed donkey anti-goat IgG (H+L) with CF®640R dye. CF® dyes are Biotium's line of next-generation fluorescent dyes with advantages in brightness, photostability, and conjugate specificity compared to other fluorescent dyes. Far-red fluorescent...

The styryl dye RH237 is a fast-responding potentiometric probe that is primarily used for functional imaging of neurons. Excitation/emission data (below) is for the dye in methanol. In cell membranes, the spectra of styryl dyes are typically blue-shifted by as much as 20 nm for absorption or...