bioWORLD, NEW! Protein Expression
-
Ni-alginate macro and micro beads
bioWORLDBioalginate beads Alginate, commonly called sodium alginate, is a linear polysaccharide. The copolymer consists of two uronic acids: D-mannuronic acid (M) and L-guluronic acid (G ). Sodium alginate as well as other alkali metal alginates are water soluble, whereas the salts of polyvalent…
-
High quality microplates coated with a high binding heparin solution. Heparin, Sodium salt is a low molecular weight heparin (LMWH) polymer that produces its major anticoagulant effect by activating antithrombin. This activation causes a conformational change in ATIII and allows for increased…
-
Isopropyl-ß-D-Thiogalactopyranoside. An inducer of ß-galactosidase used to promote the expression of proteins in cells controlled by the lac operator system. For blue/white screening, 0.1 mM final IPTG concentration in LB (Luria Broth) media is recommended. Biotechnology…
-
Acetylated to inactivate nucleases commonly found in BSA. Acetylated BSA should not be used as a protein standard since acetylation of tyrosine residues prevents color development in the Lowry assay and other similar protein determinations. It is prepared by a modified method of the Cohn cold…
-
Conalbumin (ovotransferrin)
bioWORLDConalbumin (ovotransferrin), Gal d3, is the second most common protein in egg-white. It is a plasma protein that is responsible for binding and transporting iron. Conalbumin is a major allergen of hen's egg-white.
-
The presence of abundant proteins in human serum and plasma often masks the detection of low-abundant proteins of interest that serve as biomarkers for disease when being studied by 2D gel electrophoresis or LC/MS. After depletion of these high-abundant proteins, serum samples consist of an…
-
Jacalin, belonging to the lectins family, is a Hemagglutinin from the seeds of the jack fruit Artrocarpus integrifolia . It is well known that lectins have been used extensively for the isolation of glyco-conjugates and glycoproteins with specific carbohydrate structures. Jacalin shows specific…
-
Cu-IMAC Columns
bioWORLDCu-immobilized metal affinity chromatography (IMAC) columns consist of Cu-Chelated Separopore®matrix conveniently prepacked spin columns for gravity flow chromatography. Cu-IMAC Columns separate proteins via their differences in affinity to Cu2+ metal ions. Ideal for purification of recombinant…
-
Protease Inhibitor Cocktail
bioWORLDAEBSF E-64 Aprotinin EDTA Leupeptine Store -20°C Lyophillzed blend of five protease inhibitors for applications that require animal free reagents. Reconstitute with 1 ml water to produce a 100X concentrated solution. * Contains: AEBSF Aprotinin (recombinant) E-64 EDTA Leupeptin …
-
Bradford Reagent, Ready to Use
bioWORLDBradford method utilizes Coomassie Brillant Blue G-250 dye binding to an unknown protein and forming a complex which can be detected spectophotometrically at 595nm. Method of choice for protein quantitation. Designed to quantitate 1 to 10µg/ml protein but can be scaled up to quantitate 10…
-
Biotin Coated Plates can be used as the basis for a variety of biomolecular assay techniques requiring the immobilization of probes that are conjugated with NeutrAvidin Protein, streptavidin, avidin or other biotin-binding proteins. Specifications: Biotin group accessible for binding…
-
Streptavidin Coated Plates are available in 96-well plate format, and pre-blocked with BSA Blocking Buffer. bio-world Biotin-Binding Plates are available in clear to be used with colorimetricdetection methods. Easy and gentle immobilization of biotin-containing conjugates…
-
MagneZoom™-PNA (Peanut Agglutini)
bioWORLDMagneZoom-PNA are silica-coated super paramagnetic beads covalently linked to Peanut Agglutinin (PNA). Peanut agglutinin is a 110 kDa homotetrameric, non-glycosylated lectin with a high binding affinity for the tumor associated Thomsen-Friedenreich antigen (“T’-antigen) and binds preferentially to…
-
bioWORLD's products are supplied for LABORATORY RESEARCH USE ONLY. The product may not be used as a drug, agricultural or pesticidal product, food additive or as a household chemical.
-
bioWorld's Carboxylated 96-well Microplates contains a COOH-coated surface to which the amino group present in any molecules, such as peptides or proteins, binds to through formation of amide bonds by the action of carbodiimide. Applications: Coupling molecules, having an amino group, to…
-
Streptavidin Separopore® (Agarose)
bioWORLDApplications: Affinity matrix with immobilized Streptavidin by CNBr activation coupling method. The base matrix is a rigid, highly cross-linked beaded agarose with high chemical stability. The immobilized streptavidin binds biotin and biotinylated…
-
MagneZoom™A Protein-A Magnetic Beads
bioWORLDRecombinant protein-A covalently linked to MagneZoom (magnetic beads). For magnetic separation and isolation of IgG subclasses from ascites, serum, or cell culture supernatants. Particle size: 2-5µm Ligand: rProtein A Binding Capacity: 0.20mg rabbit IgG/ml beads pH stability: 4-9 …
-
Protein with numerous biochemical applications including ELISAs, immunoblots, and immunohistochemistry Biotechnology Grade Heat shock isolation Appearance: white to off-white powder pH (5% water): 6.5-7.5 Heavy Metals (Pb): DNase: None detected RNase: None detected Protease: None…
-
bioPLUS D (+)-Trehalose dihydrate
bioWORLDAn osmolyte, chemical chaperone, and inducer of autophagy. Synonym: α-D-Glucopyranosyl-α-D-glucopyranoside, α,α-Trehalose Molecular Weight: 378.33 g/mol Molecular Formula: C12H22O11•2H2O CAS: 6138-23-4 …
-
Co-Chelated Separopore®
bioWORLDCo-Chelated Separopore® is an imminodiacetate (IDA) immobilized metal affinity chromatography (IMAC) matrix that seperates proteins via their differences in affinity to nickel metal ions. Properties Affinity matrix for proteins. Imminodiacetate immobilized matrix charged with Co metal…
-
Protein-A Gold™
bioWORLDProtein-A Gold Protein-A is a highly stable cell surface receptor produced by several strains of Staphylococcus aureus . It is capable of binding to the Fc portion of immunoglobulins, especially IgG from a large number of species. Protein-A may be conjugated with various reporter molecules,…
-
ConA-MagneZoom Kit is designed for quick and efficient small scale purification by magnetic separation of macromolecules containing a-D-mannosyl or a-D-glucosyl groups such as glycoproteins, glycolipids and polysaccharides. The kit includes paramagnetic beads of average 5 µm in diameter covalently…
-
Streptavidin, (Recombinant)
bioWORLDFrom Streptomyces avidini Biotechnology Grade Activity: >17U/mg protein Electrophoresis: Pass DNase and RNase Activity: None detected Protease: None detected Product for in vitro and lab research use only, not for human use or consumption
-
Source: E.Coli Taq DNA Polymerase(a) is a thermostable enzyme of approximately 94kDa isolated from Thermus aquaticus. This unmodified enzyme replicates DNA at 74°C and exhibits a half-life of 40 minutes at 95°C . The enzyme catalyzes the polymerization of nucleotides into duplex DNA in the 5 ~3…
-
Epoxy Nanospheres MagneZoom™, 5 mL
bioWORLDSupplied as a 2.5% suspension MagneZoom™-Epoxy are silica-coated super paramagnetic beads with an Epoxy surface group. bioWORLD’s MagneZooms are suitable for high throughput screening. Matrix: Silica coated magnetic beads. Magnetic bead ligand: Epoxy. Particle size:…
-
Haptoglobin from Human Plasma, 1 mg
bioWORLDFunctions by binding to hemoglobin. 98.0% (HPCE), powder, color off-white Occurs as 3 major phenotypes: type 1-1, type 2-1, type 2-2
-
Carboxy-terminated Magnetic Beads
bioWORLDSilica-coated uniform super paramagnetic beads with surface carboxyl group. Proteins and nucleic acids can be covalently bound to these beads with the retention of biological activity. Size: 5-10µm. COOH terminated Binding: up to 20mg/ml. pH stability: 4-9 Supplied as 25mg/ml…
-
Q-Cons™Rapid Protein Concentrators
bioWORLDQuick Concentrators™ for proteins. Prepacked columns of Q-Cons™, just add diluted proetein and spin, then collect concentrated sample. Concentrate proteins 5 to 20 fold in 5 minutes. 5ml column Concentrates 4 ml volume
-
Biosilica™ beads
bioWORLDbioSilica Beads Non-porous silica beads are useful in molecular biology and immunoassays. Diameters are 0.3-5.0 µm, a density of 1.96g/cm 3 , a refractive index (589nm) of about 1.37. Silica beads have high temperature stability. Also, because hydrophilic silica does not absorb proteins,…
-
Protein A coated microplates provide alternative methods for immobilizing antibodies for ELISA and other plate-based assay techniques. These plates are uniformly and stably coated with Protein A. They enable antibodies or pre-estabilished antibody-antigen complexes to be captured to wells of…
-
Protein-A Separopore® 4B
bioWORLDAffinity matrix with immobilized Protein-A (from staphylococcus aureus) by CNBr activation coupling method. For purification and/or fractionation of IgG subclasses. Reliable tool to purify monoclonal and polyclonal IgG from ascies, serum and cell culture supernatants. Provided as pre-packed,…
-
bioWold's Streptalon (Streptavidin magnetic beads) Kit is designed for convenient and quick purification of biotinylated proteins and nucleic acids in immunoprecipitation, protein interaction studies, immunoassays and cell isolation, etc. Streptalon (Streptavidin Magnetic Beads) Kit…