Cell Staining Analysis

Biotin-16-UTP is an active substrate for RNA polymerase. Biotin-16-UTP can replace UTP in the in vitro transcription reaction for RNA labeling.

5,5'-Difluoro BAPTA tetrapotassium is a difluoro-derivative of BAPTA (HY-100168). 5,5'-Difluoro BAPTA tetrapotassium shows large ¹⁹F NMR chemical shifts upon chelating divalent cations. 5,5'-Difluoro BAPTA tetrapotassium has high selectivity for Ca²⁺. 5,5'-Difluoro BAPTA tetrapotassium can inhibit the growth of pollen tube.

APTAB is a fluorescent cationic membrane probe. APTAB locates the anthracene-labeled molecules incorporated into model membranes by fluorescence quenching.

5,5'-Dimethyl BAPTA tetrapotassium is a water-soluble, extracellular membrane metal chelator with relative selectivity for calcium ions.

5,5'-Dibromo BAPTA tetrapotassium is a calcium chelator, can be formulated into a buffer with a defined calcium ion concentration. 5,5'-Dibromo BAPTA tetrapotassium can control the concentration of calcium ions inside and outside the cell and can be used in studies of calcium physiological activity.

5-Nitro BAPTA tetramethyl ester is a calcium chelator. 5-Nitro BAPTA tetramethyl ester involves in the two-photon probe synthesis, and is used for real-time imaging of intracellular calcium ions, calcium waves monitoring at a depth of 100-300 μm in liver tissues for 1100-4000 s. 5-Nitro BAPTA tetramethyl ester, together with fluorescent compound 2-Me-substituted TM, can be used to form a red fluorescent probe (CaTM-2 AM).

5-Nitro BAPTA is a calcium chelator, combinded with 2-Me-substituted TM ( as a fluorescent moiety), can be used to form a red fluorescent probe (CaTM-2 AM), for imaging of cytoplasmic Ca²⁺ in cultured living cells. 5-Nitro BAPTA is a building block used in the synthesis of Ca²⁺ specific chelators, Ca²⁺ buffers, and fluorescent Ca²⁺ indicators.

Calcium Green BAPTA-2 AM is a fluorescent calcium indicator.

DiSC18(3) is a lipophilic carbocyanine dye for membrane labelling.

3,3′-Diheptylthiacarbocyanine iodide is a cyanine dye for measuring membrane potential. (λ_ex=562 nm，λ_em=575 nm).

H2TPTBP is a small molecule ion indicator.

DiOC7(3) (3,3'-Diheptyloxacarbocyanine iodide) is a green membrane potential probe (Ex=450-490 nm, Em=510-520 nm). DiOC7(3) can be used to quantify the vascular densities.

1,4-Diacetoxy-2,3-dicyanobenzene is a cell-permeable fluorescent probe. 1,4-Diacetoxy-2,3-dicyanobenzene crosses the cell membrane and is cleaved by cytosolic esterases to the fluorescent pH indicator 2,3-dicyano-hydroquinone (DCH). 1,4-Diacetoxy-2,3-dicyanobenzene can be used to monitor intracellular pH.

DiOC3(3) (3,3'-Dipropyloxacarbocyanine iodide) is a green fluorescent lipophilic dye with cell membrane permeability. DiOC3(3) can be used to stain cell membranes and other lipid-soluble biological structures.

2-Aminopurine dihydrochloride is a fluorescent analog of guanosine. 2-Aminopurine dihydrochloride can be used as a fluorescence probe for nucleic acid structure and dynamics. Incorporating 2-Aminopurine dihydrochloride into DNA quenches its fluorescence.

5-Bromo-5'-methyl BAPTA tetramethyl ester is a derivative of BAPTA, which is a calcium indicator suitable for measurement of relatively high level of calcium.

BODIPY FL Cholesterol is a green fluorescent, lipophilic probe. BODIPY FL Cholesterol can be used for the research of lipid transport processes and lipid-protein interactions.

BODIPY TR methyl ester is a lipophilic GFP Counterstain. BODIPY TR methyl ester dye readily permeates cell membranes and localizes in endomembranous organelles but not localize strongly in plasma membranes. BODIPY TR methyl ester is an excellent red fluorescent vital dye (Ex=568 nm, Em=625 nm), can be used to reveal the location and shapes of cell nuclei, the shapes of cells within embryonic tissues, as well as the bound aries of organ-forming tissues within the whole embryo.

1-(3',6'-Bis(ethylamino)-2',7'-dimethyl-3-oxospiro[isoindoline-1,9'-xanthen]-2-yl)-3-phenylurea (compound 1a) can be used as a fast-responsive fluorescent gold ion probe for detection of gold ions in water and synthetic products.

o-Pah is a BODIPY derivative with an -NH₂ and -OH substituted meso-Ph group. o-Pah exhibits metal-induced J-aggregation in the presence of Cu²⁺ and a specific fluorescence enhancement for Hg²⁺ (Ex/Em=483/(495-600) nM).