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  • Magenta-gal

    bioWORLD

    Chromogenic substrate for the β-Galactosidase. Used in histochemistry for the localization of the enzyme activity in mammalian tissues. Produces an insoluble magenta chromophore. An alternative to X-Gal.

  • Made of polycarbonate, non-sterile vessel with polypropylene lid Magenta boxes are vessels used in the plant culture process The boxes are autoclavable and resuable They are sturdy and leak free The clear surface allows one to view samples without disrupting growth The boxes have a…

  • Quantitative Analysis:  Protein extract from E. coli containing a plasmid that expresses a maltose-binding protein-β-galactosidase fusion protein (100,000 units) is passed over a 1 ml column at 4°C. The column is then washed with 10 column volumes of 20 mM Tris-HCl (pH 7.4), 0.2 M…

  • Separopore® 4B (macrobeads) is a larger sized agarose bead matrix for gel filtration and coupling of affinity ligands. It is ideal for both analytical and preparative protein purifications. Larger volumes available at discounted prices (enquire).

  • Differential medium for the presumptive identification of the Enterobacteriaceae based upon the fermentaton of dextrose and lactose and hydrogen sulfide production pH: 7.4 Working Concentration: 52 g/L Dehydrated Appearance: light beige, homogeneous powder Prepared Appearance:…

  • Tween 20

    bioWORLD

    Synonyms: Polysorbate 20; Sorbitan Monolaurate Non-ionic nondenaturing detergent used in buffers to solubilize membrane proteins Commonly used in gels for PAGE isoelectric focusing Reagent Grade Heavy metals (such as Pb):

  • Also known as n-Octylglucoside, OG, Octyl Glucoside, Glucopyranoside. A non-ionic detergent used to solubilize membrane proteins. Reagent Grade Appearance: White crystalline powder IUPAC_Name: 2R,3S,4S,5R,6R)-2-(Hydroxymethyl)-6-octoxyoxane-3,4,5-triolyl)-6-octoxyoxane-3,4,5-triol …

  • biotRAP Serum Abundant Protein Removal Kit bio-WORLD biotRAP Serum Abundant Protein Removal kit removes four highly abundant proteins from human serum and plasma. These high-abundant proteins include albumin, haptoglobin, transferrin, and alpha-1-antitrypsin. The high affinity-based columns…

  • Gram Stain Kit

    bioWORLD

    Contains one bottle of each solution:Crystal Violet, Iodine, Decolorizer, Safranin-O Counterstain The iodine reagent is a stable, single solution, requiring no mixing.

  • Sulfo SMPB, Sulfosuccinimidyl 4-(p-maleimidophenyl) Butyrate Primary amine and sulfhydryl reactive Spacer arm lenght: 11.6A° Water soluble

  • A homobifunctional, long chain cross-linking reagent. Variations of this compound have been used to prepare protein conjugates. Photoreactive Thiol cleavable Iodinatable Appearance: Solid

  • Useful for sample preparation/protein stabilization and as a storage buffer component Synonym: Glycerol 20% sterile solution Common reagent used in tissue culture media for bacteria and enzyme storage Useful for mammalian cell transfection and polyacrylamide gel preservation…

  • Cargille has been serving microscopists since 1940 when it introduced the first non-drying immersion oil formula. Since then, they have continued to improve and expand their line of immersion oils to become the undisputed leaders in immersion oil technology. Oils are available in a number of…

  • Specifications Each tablet contains 5mg of p-Nitrophenyl phosphate, disodium hexahydrate. Balance is an inert filler. Mean Tablet Weight: White to off-white powder Appearance: White crystalline ChEBI: Not available Crystal_Structure: Not available InChI: Not…

  • Chloramphenicol

    bioWORLD

    Bacteriostatic against gram-negative and gram-positive bacteria. Inhibits protein synthesis by preventing peptide bond formation by peptidyl transferase. Used in large scale plasmid preparation of low to moderate copy number plasmids as well as in CAT assays. Biotechnology Grade Potency:…

  • mTEC Agar, 500 g

    bioWORLD

    Used in combination with Urea for the isolation, differentiation, and enumeration of thermotolerant Escherichia coli from water samples by membrane filtration pH: 7.3 ±0.2 @ 25°C Soluble in boiling water Composition (g/L): Proteose Peptone No. 3: 5g Yeast…

  • The Z-Competent E. coli Transformation Kit is a simple, highly efficient method for preparing cells for transformation Simply grow cells in SOB medium, wash and resuspend the cells in the Competent Buffer, then the cells are ready to receive DNA

  • Acrylamide and bis-acrylamide are major ingredients in polyacrylamide gels, a commonly used matrix for electrophoretic separation of nucleic acids and proteins. Fragments of DNA produced by various molecular biology techniques (eg. restriction endonuclease digestion, dideoxy sequencing, or the…

  • SOB Medium

    bioWORLD

    Nutritionally rich growth medium for preparation and transformation of competent Escherichia coli cells pH: 7.0 Dehydrated Appearance: light beige, homogeneous powder Prepared Appearance: light to medium amber broth Soluble in water Can be used to prepare SOC Medium by…

  • An affinity matrix used for the isolation of proteins fused to maltose-binding protein (MBP).  Amylose is linked to Separopore® (Agarose) 4B-CL. The resin may be generated up to five times.  Store used resin in column buffer containing 0.02% sodium azide. Quantitative Analysis: Protein…

  • An eliminator of enzyme catalyzed reaction inhibition. Plant culture tested. Supports or facilitates plant growth and/or shoot proliferation in two or more plant tissue cultures. Appearance: Yellow to Brown Crystalline Powder Boiling Point: 614.2°C Density: 7.87 g/cm3 at…

  • Applications: Thiophilic affinity purification is based on the ability of some proteins, particularly immunoglobulins, to bind to this immobilized ligand. The term "Thiophilic" refers to an affinity for sulfone groups that lie in close proximity to thioether groups. Thiophilic adsorption…

  • Yeast Extract

    bioWORLD

    Aqueous extract of autolysed brewer's yeast Has a high vitamin content, providing excellent growth factors for most microorganisms Is usually added to culture media to provide a source of vitamins at a concentration of 3-5 g/L After opening, tightly recap and place the container…

  • BBS/Fish Gelatin

    bioWORLD

    BBS Buffered fish gelatin 0.05% blocks, diluents and coating solutions are supplied as 10X concentrates. Technical Information: pH range: 8.0 (+/- 0.1) formulated in a borate buffered physiologic saline buffer

  • Gram stain for differentiating between Gram+ and Gram- organisms using Safranin-O as a counterstain. Contains: 2% Crystal violet, certified grade, 0.8% ammonium oxalate and 20% Ethyl alcohol. bioWORLD's products are supplied for LABORATORY RESEARCH USE ONLY. The product may not be…

  • SPDP, N-Succinimidyl-3-(2-pyridyldithio) Propionate Primary amine and sulfhydryl reactive Thiolation Cleavable

  • Glycerol

    bioWORLD

    Glycerol (or glycerine, glycerin) is a polyol compound. It is colorless, odorless,viscous liquid that is widely used in biological applications. Synonym: glycerin Common reagent used in tissue culture media for bacteria and enzyme storage. Useful for mammalian cell transfection and…

  • Common fixative reagent for histology. Also used to make pure formaldehyde. Ultra Pure Grade Contents: 4% para-formaldehyde in PBS

  • For classifying yeasts based on amino acid and carbohydrates requirements Requires addition of a carbon source Does not contain histidine, methionine, or trypophan pH: 5.2 - 5.6 Working Concentration: 6.7 g/L (single-strength) or 67 g/L (10X) Can be supplemented with choice…

  • Nicotinic Acid

    bioWORLD

    A major chemical component of coenzymes NAD + and NADP + Specifications: Also know as Niacin, Pyridine-3-carboxylic acid Substance is listed in Toxic Substance Control Act (TSCA) inventory Acidity: 2.201 Appearance: White crystals Boiling Point: >237°C…

  • Applications: Reduced glutathione is covalently linked Separopore® 4B for use in affinity purification of glutathione-S-transferase (GST) and GST-fused proteins. This product provides a one step purification method and permits rapid, mild and highly selective purifications of proteins…

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