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1057 Ergebnisse für "SIGMA ALDRICH MICROSCOPY"

1057 Ergebnisse für: "SIGMA ALDRICH MICROSCOPY"

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2,3,5-Triphenyltetrazoliumchlorid ≥98% (durch HPLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

2,3,5-Triphenyltetrazoliumchlorid ≥98% (durch HPLC), Sigma-Aldrich®

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Leucokristallviolett, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Leucocrystal Violet has been used to identify histamine-producing lactobacilli in cheese.

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Karminsäure ≥90% (durch HPLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Carmine is a cochineal product usually furnished as an aluminum and calcium salt of carminic acid. Carminic acid is used for human-medical cell diagnosis and serves the purpose of the histological investigation of sample material of human origin. It is suitable for staining nuclei in histological sections. It is utilised in various staining methods including the procedure for detection of glycogen and mucous substances (Best′s carmine), for nuclear staining, or vital staining.

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Thymolblau Natriumsalz in ACS analysereinem Wasser 95% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Thymolblau Natriumsalz in ACS analysereinem Wasser 95% (Farbstoffgehalt), Sigma-Aldrich®

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Methylene Violet 3RAX 90% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Methylene Violet 3RAX has been used as a reagent in a preparation of citrate methylene violet, which is used for staining yeast cells. It is also used as an internal standard in tandem mass spectrometry (MS/MS) for the quantification of methylene blue in blood sample.

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1-(Methylamino)anthrachinon 98%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

1-(Methylamino)anthrachinon 98%, Sigma-Aldrich®

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Fluoresceindiacetat Zell-Lebensfähigkeits-Farbe, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Fluorescein diacetate (FDA) is a non-fluorescent molecule, which is hydrolysed to fluorescent fluorescein in live cells. Dead cells cannot accumulate or hydrolyse FDA. Fluorescein diacetate has been used for the differentiation of live cells from dead cells.

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bisBenzimide H 33258 trihydrochloride (Hoechst 33258) ≥98% (durch HPLC, TLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

bisBenzimide H 33258 has been used for nuclear staining in cells. bisBenzimide H 33258 is useful for staining DNA, chromosomes and nuclei. bisBenzimide H 33258 may be used for fluorescence microscopy or flow cytometry.

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Tetrazoliumblauchlorid für die kolorimetrische Bestimmung von reduzierenden Verbindungen, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Tetrazolium blue chloride (BTC) is a colorless tetrazolium compound that upon reduction forms a colored diformazan. The reactivity has been applied to the analysis of reducing compounds including the nanomolar detection of reducing sugars and carbidopa and methyldopa. BTC has been used for histological staining of mouse coronal brain sections and rat brain sections. In combination with 4-nitrocatechol, tetrazolium blue chloride forms a ternary complex with molybdenum(VI) for extraction and spectrophotometric determination of molybdenum. It has also been used to stain Francisella tularensis cells for tularemic microagglutination test.

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Ferrozine mono-sodium salt hydrate, BioXtra, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4',4"-disulfonic acid sodium salt is also known as ferrozine.

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Xylenolorange Tetranatriumsalz in ACS analysereinem Wasser, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Xylenol orange tetrasodium salt is a fluorochrome acid dye with complexing and chelating properties that make it useful as an indicator in the spectrophotometric detection and assay of metal ions such as calcium, cadmium, bismuth, zinc, lead, and mercury. Its tetrasodium salt especially is used as an indicator in metal titrations. It changes color from yellow to red between pH 6.4 to 10.4. It has six potentially anionic substituents, one being sulfonate, and is anionic under staining conditions and during most laboratory applications.

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Purpurin (1,2,4-Trihydroxy-9,10-anthrachinon) 90% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Purpurin (1, 2, 4-trihydroxyanthraquinone) is the key pigment present in the roots of Indian madder (Rubia cordifolia). This pigment produces colors, with distinctive heat and light resistant properties.

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Lucigenin Chemolumineszenzreagenz, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Reagent used for the generation of chemiluminescence in the presence of a reductant and oxygen; it is employed in numerous chemiluminescent assays. Lucigenin is specific for superoxide anion radical.

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Coomassie® Brillantblau R 250 in Methanol für SDS-PAGE, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Brilliant Blue R concentrate is a methanol based stain especially designed for staining protein in polyacrylamide but will also stain agarose gels. The stain contains methanol and acetic acid so gels do not require fixing prior to staining. Brilliant Blue R Concentrate has been used for protein band detection after nondenaturing gradient gel electrophoresis, isoelectric focussing and SDS-PAGE (sodium dodecyl sulfate polyacrylamide gel electrophoresis). For detection of protein bands following electrophoresis.

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Acid Fuchsin calcium salt ≥60 % (Farbstoffgehalt), zertifiziert durch die Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Acid Fuchsin calcium salt,certified by the Biological Stain Commission, Dye content ≥60 % (Acid Magenta; Acid Rubin; Fuchsin S, SS, SS, ST, or SIII; Rubin S)

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Ölrot O 0,5% in 2-Propanol (IPA), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Oil Red O stains lipid materials and imparts red-orange color to the lipids. It also marks vacuoles, particularly observed in ALL-L3 (acute lymphoblastic leukemia) or Burkitt′s lymphoma/leukemia. Oil Red O staining is done on fresh samples, as alcohol fixation removes lipids.

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6-CFDA (6-Carboxyfluorescein diacetate, single isomer), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Used to differentiate viable cells from apoptotic cells. Live cells that are not apoptotic accumulate 6-carboxyfluorescein but do not accumulate annexin. Fluorescent wavelengths λex 492 nm; λemm 517 nm in 0.1 M Tris, pH 8.0.

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5-DTAF hydrochloride, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride has been used for labeling of yeast cells to study the adhesion of yeast cells to the digestive tract of sea bass (Dicentrarchus labrax) larvae and leopard grouper (Mycteroperca rosacea).

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p-Xylene-bis(N-pyridinium bromide) (DPX) ≥95% (durch HPLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

p-Xylene-bis(N-pyridinium bromide). ≥95% (TLC) (DPX)

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3,3'-Di-n-hexyloxacarbocyanine iodide [DiOC6(3) iodide] 98%

Supplier: SIGMA ALDRICH MICROSCOPY

3,3′-dihexyloxacarbocyanine iodide (DiOC6) is a supravital lipophilic fluorochrome. This cationic dye is employed to stain mitochondria and endoplasmic reticulum in animal and plant cells. In addition, it acts as a very rapid, consistent and highly selective fluorochrome for endophytic ascomycetes in plant roots and liverworts. DiOC6 also facilitates the detection of different mitochondrial changes happening during early apoptosis.

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Naphthol yellow S hydrate für die Mikroskopie, für die Fällung von Aminosäuren und Peptiden, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Naphthol yellow S has been used as a staining agent in fixed human embryonic stem cell-derived cardiomyocytes.

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Hämatoxylin, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

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

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Acid red 27 ≥85-95% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Amaranth has been used as a dye for the microscopic visualization of crop contraction in blowflies. It has been used in the electrophoresis gel to track the migration front of the electrode buffer.

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Evans-Blau ≥75% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Evans blue has been used to check cell viability. It has been used to study BBB permeability.

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3-Ethoxy-4-methoxybenzaldehyd ≥99%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

3-Ethoxy-4-methoxybenzaldehyde is a derivative of vanillin. 3-Ethoxy-4-methoxybenzaldehyde may be used to synthesise Compound of Designation red 10 binding (CDr10b) to investigate its role in neuroinflammatory diseases.

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Hartman’s fixative histological tissue fixative, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Hartman′s fixative, which is also known as Davidson′s Fixative, contains acetic acid, alcohol, and formalin. It is widely used for the preservation of eye, bone marrow, breast, testis, and other tissues for histologic examination

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Thionin (Acetat), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Thionin (Acetat), Sigma-Aldrich®

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Keratin azure, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Suitable for use as a protease substrate.

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Bathophenanthrolindisulfonsäure Dinatriumsalz Hydrat ≥95%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Bathophenanthrolinedisulfonic acid disodium salt hydrate has been used to measure iron to determine the solubility of iron in the biological sample. It has been used as an iron chelator to grow plants without Fe-EDTA (ethylenediaminetetraacetic acid).

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Calceinblau fluoreszierender Farbstoff, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Calceinblau fluoreszierender Farbstoff, Sigma-Aldrich®

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