Réticulation, marquage et modification des protéines

Thermo Scientific™ Bond-Breaker™ TCEP Solution, Neutral pH

Efficiently reduce protein disulfide bonds with this stable, odorless, 0.5M solution of TCEP reducing agent that is ideal for making reducing SDS-PAGE sample buffers.

Thermo Scientific™ Pierce™ Iodoacetamide, Single-Use

Thermo Scientific™ Pierce™ Iodoacetamide No-Weigh™ Format is a sulfhydryl-reactive alkylating reagent used to block reduced cysteine residues for protein characterization and peptide mapping.

Invitrogen™ eBioscience™ 7-AAD Viability Staining Solution

Ready-to-use solution for the exclusion of nonviable cells in flow cytometric analysis. Can be used in combination with PE- and FITC-conjugated antibodies in 2-color analysis. The advantage of 7-AAD over PI is that there is minimal spectral overlap between these emissions.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin, No-Weigh™ Format

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin No-Weigh™ Format is an intermediate-length, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

Thermo Scientific™ Pierce™ DTT (Dithiothreitol), No-Weigh™ Format

Reduce disulfides in biological buffers and sample loading buffers with pure, crystalline dithiothreitol (DTT), the most popular protein disulfide reducing agent.

Thermo Scientific™ BS3 (bis(sulfosuccinimidyl)suberate)

Crosslink amines to amines with BS3; composed of sulfo-NHS-ester groups separated by an 11.4A, water-soluble spacer arm that is useful for cell-surface protein crosslinking.

Thermo Scientific™ Trypsin, TPCK Treated

Cleave the carboxyl-side of Arg and Lys residues with trypsin that isTPCK-treated to block chymotrypsin activity; its immobilized form allows enzyme removal after digestion.

Thermo Scientific™ Urea

Pure, crystalline urea (CH4N2O), CAS 57-13-6; denaturant with low UV-absorptivity for protein biology methods (elution, solubilization, refolding, storage).

Thermo Scientific™ Pierce™ EDC, No-Weigh™ Format

Immobilize or conjugate proteins using 1-Ethyl-3-(3-dimethylaminopropyl) carbodiimide (CAS 25952-53-8), a water-soluble, carboxyl-to-amine crosslinker.

Thermo Scientific™ Pierce™ DSP, No-Weigh™ Format

Crosslink amines to amines with dithiobis succinimidyl propionate, composed of NHS-ester groups and disulfide-containing, 12.0A spacer arm and cleavable with reducing agents.

Thermo Scientific™ EZ-Link™ NHS-PEG12-Biotin, No-Weigh™ Format

Biotinylate protein amines and maximize solubility of proteins with this very long (56.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.

Thermo Scientific™ SM(PEG)4 (PEGylated SMCC crosslinker)

Crosslink amines to sulfhydryls with these crosslinkers containing NHS-ester and maleimide groups at ends of water-soluble polyethylene glycol spacer arms (17.6 to 95.2A).

Thermo Scientific™ 8M Guanidine-HCl Solution

Ready-to-use, 8M solution of guanidinium hydrochloride (GdnCl, GuHCl), CAS 50-01-1; dilute and pH-adjust to any concentration for protein biology methods.

Invitrogen™ ProLong™ Glass Antifade Mountant with NucBlue™ Stain DFS Item

ProLong Glass Hard-Set Antifade Mountant is a glycerol-based, hard-setting, ready-to-use mountant that can be applied directly to fluorescently labeled cells or tissue samples on microscope slides.

Thermo Scientific™ Pierce™ DTT (Dithiothreitol)

Reduce disulfides in biological buffers and sample loading buffers with pure, crystalline dithiothreitol (DTT), the most popular protein disulfide reducing agent.

Thermo Scientific™ Pierce™ Cysteine-HCl

Make sulfhydryl assay standards or perform protein refolding experiments using this pure, crystalline cysteine hydrochloride (Cys-HCl) CAS 52-89-1.

Thermo Scientific™ NHS (N-hydroxysuccinimide)

Prepare amine-reactive NHS-ester crosslinkers or enhance carbodiimide (EDC) conjugation for peptides or proteins using N-hydroxysuccinimide, CAS 6066-82-6.

Thermo Scientific™ Pierce™ Traut's Reagent (2-iminothiolane)

2-Iminothiolane-HCl (CAS 4781-83-3); an amine-reactive thiolation reagent to cap protein primary amines with sulfhydryl groups for immediate crosslinking.

Thermo Scientific™ Sulfo-SIAB (sulfosuccinimidyl (4-iodoacetyl)aminobenzoate)

Crosslink amines to sulfhydryls with this mid-length, water-soluble crosslinker composed of sulfo-NHS-ester and iodoacetyl (haloacetyl) groups at ends of a 9-atom spacer arm.

Thermo Scientific™ Pierce™ TCEP-HCl, No-Weigh™ Format

Reduce protein and peptide disulfide bonds using this thiol-free, pure, crystalline tris (2-carboxyethyl) phosphine hydrochloride, TCEP (CAS 5961-85-3).

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin

Biotinylate protein amines (e.g., lysines) with this very popular mid-length (22.4A), water-soluble, NHS-ester biotinylation reagent for antibody or cell-surface labeling.

MilliporeSigma™ Dipeptidyl Peptidase IV (CD26), Porcine Kidney

Inhibition of DPPIV has been reported to be effective treatment for type II diabetes

Molecular Probes™ Fluorescein-5-Isothiocyanate (FITC 'Isomer I') DFS Item

Fluorescein-5-Isothiocyanate (FITC 'Isomer I')

Thermo Scientific™ Immobilized Papain (Agarose Resin)

Generate and purify Fab fragments from antibodies with cysteine-endopeptidase papain immobilized onto beaded agarose resin.

Thermo Scientific™ Pierce™ 2-Mercaptoethanol

Pure, liquid (equals 14M), beta-mercaptoethanol (bME, 2BME, 2-ME, b-mer), CAS 60-24-2; thiol reducing agent for cleaving protein disulfide bonds (cystines cysteines).

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer

Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.

Invitrogen™ Image-iT™ Green Hypoxia Reagent DFS Item

Image-iT Green Hypoxia Reagent is a novel, fixable fluorogenic compound for measuring hypoxia in live cells.

Invitrogen™ No-Stain™ Protein Labeling Reagent DFS Item

A fast, easy to use, covalent protein labeling reagent, applied to a membrane after gel transfer that provides sensitive, linear detection of protein for total protein normalization of western blotting data. The Invitrogen No-Stain Reagent can also be used as a fast, sensitive gel stain for visualization of proteins in a gel.