1070 Résultats pour : "SIGMA ALDRICH MICROSCOPY"

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Vanillin azine, Sigma-Aldrich®

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4-Pentylbicyclo[2.2.2]octane-1-carboxylic acid, 99%.

Supplier: SIGMA ALDRICH MICROSCOPY

Allura Red AC is a food azo dye. It is a dark red powder or granules, that is soluble in water and insoluble in ethanol. Allura Red AC has been used: for the determination of fecal neutral sterols (FNS) in mice, to evaluate its developmental toxicity, as a coloring reagent for observing the experimental performance of liquid-handling robot.

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Chromotrope 2R has been used in the Gomori trichrome staining in osteochondral tissues. It has also been used for the staining of eosinophils in lung sections. Chromotrope 2R is used for the staining of microsporidia in body fluids and stool samples. It is used in modified Gomori′s trichrome staining. Chromotrope 2R has high affinity for phospholipids and is used for the staining of mitochondrial and endoplasmic reticulum membrane in histological samples.

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Amine-reactive haptenylation reagent. This succinimidyl ester derivative of digoxigenin has been shown to inhibit the Na+/K+- ATPase by binding to the cardiac steroid receptor site.

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5,10,15,20-Tetrakis(4-methoxyphenyl)-21H,23H-porphine is an achiral porphyrin derivative. It forms chiral supramolecular assemblies via spontaneous symmetry breaking at the air or water interface.

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Eosine J (jaunâtre), Sigma-Aldrich®

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Bicinchoninic acid is used for the determination of protein concentration. It is responsible for the making of intense purple complex with cuprous ion (Cu+) in the presence of alkaline conditions. The amount of Cu+ is in relation with the protein concentration.

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Gill No. 1 formulation is used as a progressive cytology stain. Used with hematoxylin and eosin staining.

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Nile Blue A, Dye content ≥75 % (Basic Blue 12; Nile blue sulfate)

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Naphtalène-2,3-dicarbonitrile, Sigma-Aldrich®

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Gill formulation No. 2 may be used for cytology and/or histology as a progressive or regressive stain depending on length of staining time.

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Baume du Canada, Sigma-Aldrich®

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Intended for heat-induced antigen retrieval on formalin-fixed paraffin-embedded (FFPE) tissue sections prior to application of antibodies in immunohistochemistry (IHC). Improves accessibility of antibodies to tissue antigens.

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Fast Garnet GBC sulfate salt has been used for the staining of aspartate aminotransferase activity. It has been used for measuring of the non-specific esterase activity.

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Histology slides with paraffin embedded section of mouse intestine tissue containing Helicobacter pylori. Suitable for use with modified steiner-steiner silver stain procedure No. HT101.

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Vert malachite oxalate, Sigma-Aldrich®

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Sudan I is a lysochrome, a diazo-conjugate dye, used as an industrial dye, added to products such as waxes, oils, petrol, solvents and polishes. Sudan I is a category three carcinogen previously, now banned, used to colour certain foodstuffs. It can be used as a diagnostic assay manufacturing, hematology, histology.

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Thiazole orange has been used for the staining and thereby quantification of reticulocytes.

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Crocein Scarlet 7B, (Acid Red 71)

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Eosine-bleu de méthylène selon May-Grünwald solution, Sigma-Aldrich®

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Rhodamine B isothiocyanate (RBITC) is a fluorescent dye. It acts as an anterograde and retrograde marker of retinal neurons in the adult rat

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Demecolcine has been used as a microtubule depolymerizing agent. It has also been used to inhibit mitotic division.

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Wright stain, a modified romanowsky stain, is intended for differential staining of the cellular elements of blood. It comprises polychrome methylene blue and eosin B. Upon staining blood films with wright stain, the white blood cell nucleus and cytoplasm display characteristic blue or pink hues.

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Fast blue BB salt pour la microscopie, pour histologie, Sigma-Aldrich®

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Solution, for microscopy, concentrate according to Ehrlich, concentrated, aqueous solution (Methylene blue stain; Ehrlich's reagent III; Loeffler's Methylene Blue)

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Fuchsine basique, Sigma-Aldrich®

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Bifunctional fluorescent reagent. Cross-linking reagent.

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Phenolphthalein bisphosphate tetrasodium salt has been used as a component of modified Baird Parker (BP) agar to determine the expression of phosphatases of Staphylococcus aureus ATCC12600. It also been used as a component of modified Tryptose phosphate/phenolphthalein/methyl green (M-TPMG) agar to detect enteroinvasive Escherichia coli (EIEC) apyrase activity.

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Chlorophyll a has been used as a standard for the calibration of fluorometer.