Athens Research/Cambio - Excellence in Molecular Biology/0.25g/10-4906-02

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Oligo Synthesis

Oligo Synthesis : CEPs

Prices quoted are for single packs only. For multiples of the same product please request a quote. Some of Glen"sproductsarehazardousandmay be subject to additional shipping charges. Full product information is available onGlen Research"s website.

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PC Amino-Modifier Phosphoramidite

PC Amino-Modifier Phosphoramidite

Glen Research

Catalogue No.DescriptionPack SizePriceQty
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10-4906-02PC Amino-Modifier Phosphoramidite0.25g£316.00£300.20Offer until : 31-Mar-2021Offer Code : GLEN55% off all Glen productsView OfferQuantityAdd to Order
10-4906-90PC Amino-Modifier Phosphoramidite100µmoles£108.00£102.60Offer until : 31-Mar-2021Offer Code : GLEN55% off all Glen productsView OfferQuantityAdd to Order

PC Amino-Modifier Phosphoramidite

PC Amino-Modifier Phosphoramidite

Glen Research

PC Amino-Modifier Phosphoramidite

Structure

Catalog Number: 10-4906-xx

Description: PC Amino-Modifier Phosphoramidite

[(6-Trifluoroacetylamidocaproamidomethyl)-1-(2-nitrophenyl)-ethyl]-2-cyanoethyl-(N,N-diisopropyl)-phosphoramidite
Formula: C26H39F3N5O6PM.W.: 605.59F.W.: 371.32

Diluent: Anhydrous AcetonitrileAdd fresh diluent to product vial to recommended concentration and swirl vial occasionally over several minutes until product is completely dissolved. (Some oils may require between 5 and 10 minutes.) Use care to maintain anhydrous conditions. In case of transfer to alternate vial type, ensure recipient vial has been pre-dried. For more information, seehttp://www.glenres.com/Technical/TB_ABITransfer.pdf.
Coupling: 2 minute coupling time recommended
Deprotection: No changes needed from standard method recommended by synthesizer manufacturer.Technical Bulletin
Storage: Freezer storage, -10 to -30°C, dry
Stability in Solution: 2-3 days
Please Note: Glen Research offers PC Biotin, PC Amino-Modifier and PC Spacer products in association with AmberGen, Inc. and Link Technologies, Ltd. For a commercial application license, please contact AmberGen, Inc.,617-975-0680, http://www.ambergen.com/.

TERMINUS MODIFIERS

Glen Research 5"-Modifiers are designed for use in DNA synthesizers to functionalize the 5"-terminus of the target oligonucleotide. The 5"-Amino-Modifiers are available with a variety of chain lengths to fit exactly the desired application.

The DMS(O)MT-protected amino group is easier to deprotect compared to the MMT-protected one. The sulfoxy derivative survives conditions of oligonucleotide synthesis and can either be cleaved with standard deblock solution, or left intact for HPLC purification. At the same time, the DMS(O)MT group is fully compatible with cartridge purification. When detritylation on a cartridge is carried out, the DMS(O)MT , which is more stable than MMT , does not reattach itself to an amine. We now offer 5"-DMS(O)MT-Amino-Modifier C6 utilizing this new trityl based protecting group.

5"-Amino-Modifier TEG, a hydrophilic triethylene glycol ethylamine derivative, is 12 atoms in length and fully soluble in aqueous media.

Our more recent 5"-amino modifiers, protected by a novel phthalic acid diamide (PDA) protecting group, are stable solids . In contrast to the TFA protected amino modifiers, which are viscous oils, the analogous PDA protected compounds are granular powders. This important property of these compounds allows straightforward handling, storage and aliquoting and leads to a significant increase in stability.

Deprotection with methylamine in gas phase or aqueous solution or AMA leads to fast and complete removal of the PDA protecting group. However, ammonium hydroxide will not drive the equilibrium reaction to completion and only partial deprotection occurs - overnight deprotection with ammonium hydroxide will yield around 80% active amine.

We are offering three PDA Amino-Modifiers:

    • 5"-Amino-Modifier C6-PDA

    • Hydrophobic 5"-Amino-Modifier C12-PDA

    • Hydrophilic 5"-Amino-Modifier-TEG-PDA

The disulfide thiol modifier may be used for introducing 3"- or 5"-thiol linkages. Dithiol Phosphoramidite (DTPA) is a disulfide-containing modifier designed to functionalize synthetic DNA or RNA with multiple thiol groups and can be incorporated at any position of the oligonucleotide. Each DTPA addition leads to two thiol groups. This modifier was designed for optimal tethering of oligonucleotides to a gold surface but it can also be used for multiple reactions with maleimides and other thiol-specific derivatives. 5"-Carboxy-Modifier C10 is a unique linker designed to be added at the terminus of an oligonucleotide synthesis. It generates an activated carboxylic acid N-hydroxysuccinimide (NHS) ester suitable for immediate conjugation on the synthesis column with molecules containing a primary amine, resulting in a stable amide linkage. PC Amino-Modifier is a photocleavable C6 amino-modifier, part of our line of photocleavable (PC) modifiers.

5"-AminoOxy-Modifier 11 is based on a tetraethylene glycol linkage for improved solubility and for reducing the potential negative impact on hybridization of the oligo. The oxime formed from the reaction of alkyloxyamines with aldehydes creates a stable covalent bond. In comparison, the imine formed by the conjugation of primary amines with aldehydes is not stable to acidic or basic conditions and requires subsequent reduction with borohydride to form stable amine conjugates. 5"-Maleimide Modifier Phosphoramidite, developed at the University of Barcelona, incorporates a maleimide cycloadduct that is stable to ammonium hydroxide at room temperature. This phosphoramidite can be incorporated into DNA and RNA with both phosphate and phosphorothioate linkages. A retro–Diels-Alder reaction deprotects the maleimide immediately prior to conjugation.

If you cannot find the answer to your problem below then please contact us or telephone 01954 210 200

PC Amino-Modifier Phosphoramidite

PC Amino-Modifier Phosphoramidite

Glen Research

Material Safety Data Sheet

Glen Report 14.1: PC Biotin and Related Photocleavable Modifiers

If you cannot find the answer to your problem below then please contact us or telephone 01954 210 200

PC Amino-Modifier Phosphoramidite

PC Amino-Modifier Phosphoramidite

Glen Research

DILUTION/COUPLING DATA

The table below shows pack size data and, for solutions, dilutions and approximate couplings based on normal priming procedures. Please link formore detailed usage informationwith the various synthesizers.

ABI 392/394
Cat.No.PackSizeGrams/Pack0.1M Dil.(mL)LV40LV20040nm0.2µm1µm10µm
Approximate Number of Additions
10-4906-020.25grams.25grams4.13124.3374.646.6333.9124.876.22
10-4906-90100µmoles.061grams120127.55.4541
Expedite
Cat.No.PackSizeGrams/PackDilution(mL)Molarity50nm0.2µm1µm15µm
Approximate Number of Additions
10-4906-020.25grams.25grams6.16.07116.87353.097.3
10-4906-90100µmoles.061grams1.5.0723.614.7510.731.48
Beckman
Cat.No.PackSizeGrams/PackDilution(mL)Molarity30nm200nm1000nm
Approximate Number of Additions
10-4906-020.25grams.25grams6.16.07118.47453.82
10-4906-90100µmoles.061grams1.5.0725.215.7511.45

If you cannot find the answer to your problem below then please contact us or telephone 01954 210 200

Myeloperoxidase Enzyme Immunoassay Kit 髓过氧化物酶 免疫分析试剂盒 Human MPO EIA KIT FEATURES: USE - Measure human MPO in a variety of matrices SAMPLE -Serum, Platelet-Poor Heparin Plasma, Saliva, Urine or Tissue Culture Media SAMPLES / KIT - 40 in duplicate SENSITIVITY - 0.068 ng/mL STABILITY - liquid reagents stable at 4°C QUICK RESULTS - 2.5 HOURS Myeloperoxidase (MPO) is a tetrameric heme-containing protein abundantly produced in neutrophil granulocytes where it plays an important anti-microbial role. During degranulation MPO is released into the extracellular space. There, as part of the neutrophils “respiratory burst”, it produces hypochlorous acid from hydrogen peroxide and Cl–. MPO also uses hydrogen peroxide to oxidize tyrosine to the tyrosyl radical. Both hypochlorous acid and tyrosyl are cytotoxic and when present can kill bacteria and other pathogens. Hereditary deficiency of myeloperoxidase predisposes individuals to immune deficiency. Studies have shown an association between elevated MPO levels and coronary artery disease, and in 2003 it was suggested that MPO may serve as a sensitive predictor of myocardial infarction in patients complaining of chest pain. Since that time the clinical utility of MPO testing in cardiac patients has been solidly established in the literature with well over 100 papers published. In 2010 this clinical application was further refined by additional studies which determined that measuring both MPO and C-reactive protein (CRP) provided more accurate prediction of mortality risk than measuring just CRP alone.