La amina alifática primaria de la hidracida fluorescente roja Texas Red™ puede acoplarse reversiblemente a aldehídos y cetonas para formarMás información
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Número de catálogo
Cantidad
T6256
5 mg
Número de catálogo T6256
Precio (CLP)
454.745
5 mg
Añadir al carro de la compra
Cantidad:
5 mg
Precio (CLP)
454.745
5 mg
Añadir al carro de la compra
La amina alifática primaria de la hidracida fluorescente roja Texas Red™ puede acoplarse reversiblemente a aldehídos y cetonas para formar una base de Schiff, que puede reducirse a un derivado de amina estable por el borohidruro de sodio (NaBH4) o cianoborohidruro de sodio (NaCNH3) para formar nuevas sondas biotiniladas. Los ácidos carboxílicos de las proteínas y otros biopolímeros solubles en agua pueden acoplarse a esta molécula en una solución acuosa usando carbodiimidas solubles en agua como EDAC (E2247).
Para uso exclusivo en investigación. No apto para uso en procedimientos diagnósticos.
'BACKGROUND: Interstital cystitis is often treated with exogenous glycosaminoglycans such as heparin, chondroitin sulphate (Uracyst), hyaluronate (Cystistat) or the semi-synthetic pentosan polysulphate (Elmiron). The mechanism of action is presumed to be due to a coating of the bladder surface to replace the normally present chondroitin sulphate and heparan sulphate lost ... More
Determination of progesterone and 17-hydroxyprogesterone by high performance liquid chromatography after pre-column derivatization with 4,4-difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene-3-propionohydra zide.
Authors:Katayama M, Nakane R, Matsuda Y, Kaneko S, Hara I, Sato H
Journal:Analyst
PubMed ID:10396811
'Progesterone, 17-hydroxyprogesterone and four other 3-keto steroids were determined by high performance liquid chromatography with fluorescence detection. Each steroid was derivatized with 4,4-difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene++ +-3- propionohydrazide (BODIPY FL hydrazide) and separated on a Wakosil 5C4 column with acetonitrile-water (7 + 3) as mobile phase. The limits of detection of progesterone, 17-hydroxyprogesterone, ... More
Mycobacterium and the coat of many lipids.
Authors:Russell DG, Mwandumba HC, Rhoades EE
Journal:J Cell Biol
PubMed ID:12147678
'Pathogenic Mycobacterium reside inside vacuoles in their host macrophages. These vacuoles fail to fuse with lysosomes yet interact with early endosomes. Glycoconjugates released by the intracellular bacilli traffic through the host cell and are released through exocytosis. These molecules represent both antigens for immune recognition and modulators of immune function. ... More
Optimization of oxidation of glycoproteins: an assay for predicting coupling to hydrazide chromatographic supports.
Authors:Morehead HW, Talmadge KW, O'Shannessy DJ, Siebert CJ
Journal:J Chromatogr
PubMed ID:1723733
A rapid, simple assay for aldehydes generated by oxidation of saccharide units in glycoproteins, using dyes containing hydrazide functionalities, is described. The assay is used, in conjunction with tests of biological activity, to predict oxidation conditions that will result in a maximum of active protein coupled to a hydrazide chromatographic ... More
Direct photoaffinity labeling of cysteine-295 of alpha-tubulin by guanosine 5'-triphosphate bound in the nonexchangeable site.
Authors:Bai R, Choe K, Ewell JB, Nguyen NY, Hamel E
Journal:J Biol Chem
PubMed ID:9545331
The alphabeta-tubulin heterodimer has two high affinity guanosine 5'-triphosphate binding sites, so that purified tubulin usually contains two molecules of bound guanosine nucleotide. Half this nucleotide is freely exchangeable with exogenous guanine nucleotide, and its binding site has been readily localized to the beta-subunit. The remaining nonexchangeable guanosine 5'-triphosphate can ... More