Metkinen Chemistry
- Reagents for DNA and RNA synthesis including purine nucleoside analogs, solid supports and trinucleotide trimer codon phosphoramidities. Includes product specifications and dowloadable catalogue. Based in Finland
- http://www.metkinenchemistry.com

Biochemicals and Reagents
- Searchable resource relating chemicals to their biological application, safety data, organized into categories such as antibodies, peptides, pharmaceuticals and vitamins. Online ordering by login from Sigma-Aldrich Co.
- http://www.sigmaaldrich.com/Area_of_Interest/Biochemicals.html

AthenaES
- Products and services to improve the production and recovery of recombinant proteins, including expression media and speciality enzymes. Features on-line ordering and worldwide distributors.
- http://www.athenaes.com

Solulink
- Offers conjugation products and services for the conjugation of proteins, oligonucleotides, peptides and antibodies from San Diego, California
- http://www.solulink.com

Prime Synthesis
- Supplies custom solid supports and DNA synthesis columns from Aston, PA.
- http://www.primesynthesis.com/

Active Motif
- Develops cell biology-based research tools and biocomputing resources to determine functions and interactions of proteins. Catalog and technical data sheets available for download.
- http://www.activemotif.com

Fermentas
- Enzymes, DNA/RNA/Protein size standards, nucleotides and PCR reagents. Features on-line tool for planning experiments with restriction enzymes. Product details and worldwide distribution from Ontario, Canada
- http://www.fermentas.com

Pharmaleads
- Products for botulin toxin assay, botulin quantification and metallopeptidases from Paris, France
- http://www.pharmaleads.com

Glen Research
- Reagents for chemical synthesis of DNA and RNA oligonucleotides. Features trimer phosphoramidites and solid supports. Includes product details and downloadable catalog from Sterling, Virginia
- http://www.glenres.com/

Epicentre Biotechnologies
- Reagents and kits for genomics, proteomics, and RNA research from Madison, Wisconsin.
- http://www.epibio.com

Biokeystone,
- Inventor and supplier of laboratory equipment and consumables for gel electrophoresis, immunohistochemistry, tissue and cell culture. Includes technical overviews and details for ordering from El Monte, California.
- http://www.biokeystone.com/

Aczon
- Manufactures and sells cobra venom anticomplementary, type 1 ribosome inactivating proteins, custom conjugates, fluorochromes and monoclonal antibodies. Includes specifications and profile of company in Bologna, Italy.
- http://www.aczonpharma.com/

BioSure, Inc.
- Manufacturer of biological standards, controls and reagents for flow cytometry, immunocytometry, and nucleic acid research in Grass Valley, California.
- http://www.biosure.com/

Hanomy LLC.
- Makes nitrocellulose membranes to service the biotechnology and life science research. Includes protocol for western blotting, and lists other lateral flow, and flow through applications. Located in Cheshire, Connecticut.
- http://www.hanomy.com/

Apollo Scientific, Ltd.
- Antibiotics, buffers and fluorochemicals available from manufacturing and trading company at Stockport, England.
- http://www.apolloscientific.co.uk/

Vector Laboratories
- Specialist in non-isotopic detection systems, using chemiluminescence, fluorescence, and biotin-avidin coupling, for immunohistochemistry, flow cytometry, ELISA, blotting, and in situ hybridization. Searchable catalog, contacts for subsidiaries and head o
- http://www.vectorlabs.com/

LC Laboratories
- subsidiary of PKC Pharmaceuticals, manufacturing signal transduction chemicals, distributed worldwide, through online ordering from Woburn, Massachusetts.
- http://www.lclabs.com/

Operon Technologies, Inc.
- Manufactures synthetic oligonucleotides, genes and microarray products, and offers worldwide distribution from Alameda, CA.
- http://www.qiagen.com/

Novagen
- PDF catalog, including MSDS and applications notes, for reagents in PCR, cloning, expression, purification, gene analysis, libraries and markers available with cookie-dependent ordering from Merck Biosciences.
- http://www.emdbiosciences.com/

Affinity Labeling Technologies, Inc.
- Nucleotide photoaffinity labeling supplies, methods, applications and published research at Lexington, Kentucky.
- http://www.altcorp.com/

Kirkegaard and Perry Laboratories, Inc.
- Protein detection tools including secondary and anti-bacteria antibodies, fluorescent labels, and substrates for blotting, ELISA, and immunohistochemistry. Includes FAQ, technical protocols, MSDS, and details of custom synthesis in Gaithersburg, Maryland.
- http://www.kpl.com/

Lux Biotechnology Ltd.
- Develops biodiscovery, drug development and toxicology assays, using novel luminescence and fluorescence technologies. Includes catalog of co-enzyme A, luciferins and luciferases from several species, from Edinburgh, Scotland.
- http://www.luxbiotech.com/

Biomol Research Laboratories Inc.
- Offers catalog, specifications, MSDS and contacts for distributors worldwide, with online ordering from Plymouth Meeting, Pennsylvania.
- http://www.biomol.com/

Berry and Associates, Inc.
- Offers nucleosides, nucleoside phosphoramidites, fluorescent markers, biotins, and other tools for biomedical research. Includes searchable catalog and profile of company in Dexter, Michigan.
- http://www.berryassoc.com/

Boston BioProducts Inc.
- Supplies for protein analysis, immunology and histology. Offers custom synthesis and purification for cloning, mutagenesis, expression and ELISA development in Worcester, Massachusetts.
- http://www.bostonbioproducts.com/

Zyagen
- Offers supplies for genomic DNA, RNA, tissue lysates and sections, microarrays, immunohistochemistry, both Northern and Western blotting, and related custom and contract research in San Diego, California.
- http://www.zyagen.com/

Express Biotech International
- Products include catalog for cytokine arrays, direct telomerase detection assays, geldanamycin, mice and rat assays and retroviral antibodies. Offers custom cDNA expression libraries, from Thurmont, Maryland.
- http://www.expressbiotech.com/

OYC International, Inc.
- Manufacturer of enzymes, coenzymes, antibodies, and recombinant proteins as nutriceuticals and OEM reagents. Lists biochemicals, ordering details and contacts in Andover, Massachusetts.
- http://www.oycus.com/

Biochemicals.net
- Offers search, FAQ and technical support for biological scientific research, from a division of A.G. Scientific, Inc. in San Diego, California.
- http://www.biochemicals.net/

Dyomics
- Offers fluorescent labels and conjugates for bioanalytical and diagnostic applications, with the focus on the red and NIR region. Company profile, product catalog and contacts in Jena, Germany.
- http://www.dyomics.com/

Innova Biosciences Ltd.
- Developer of kinase/phosphatase assay systems, resins and target protein identification for high-throughput screening. Includes product list, details of custom assay development service, and profiles in Cambridge, England.
- http://www.innovabiosciences.com/

Bender MedSystems GmbH.
- Online resource for biomedical research and diagnostics for exploration of immunological, pathological and disease markers. Includes ELISA by species for cytokines and receptors, tables of cross reactivity and product comparison, with worldwide distributi
- http://www.bendermedsystems.com/

American Bioanalytical, Inc.
- Details of agarose, antibiotics, buffers, protease inhibitors, growth media, nucleotides and supplies for DNA and peptide from manufacturer in Natick, Massachusetts.
- http://www.americanbio.com/

ZeptoMetrix Corporation
- Manufacturer of viral lysates, monoclonal antibodies, cytokines, growth factors, nucleic acid test standards, reagents for Western blots, quantitative and qualitative ELISA kits. Includes product specifications, details for ordering and contact in Buffal
- http://www.zeptometrix.com/

Voigt Global Distribution, LLC.
- Lists biochemicals, molecular biology reagents and analytical standards, for use in the educational and research community, from Kansas City, MO.
- http://www.vgdusa.com/

VH Bio Ltd.
- Offering products for immunology, HLA typing, nucleic acid extraction, DNA sequencing, analysis and clean-up. Also custom DNA, oligonucleotide and peptide synthesis, providing oligonucleotide price list and online ordering from Newcastle upon Tyne, UK.
- http://www.vhbio.com/

Upstate, Inc.
- Products primarily for cell signalling research, listed alphabetical or by descriptive topic, with illustration of apoptosis, nuclear function and other pathways. Includes international distributors with HQ in Charlottesville, VA.
- http://www.upstate.com/

Specialty Biochemical Products
- Offers CHAPS, CHAPSO, protein cross-linkers and biotinylation reagents from Soltec Ventures, Beverly, Massachusetts.
- http://www.soltecventures.com/

Skalab Svitavy
- Family firm est. 1990, producing diagnostic kits for metal ions, bilrubin, albumin, vacant binding capacity and electrolyte ECT for serum autoanalysers in Slovenská, Czech Republic.
- http://www.skalab.cz/an-verze/index.htm

Roche Applied Science
- Supplier of reagents and tools for life science research and biotech production, cell biology, immunochemistry, protein chemistry, enzymology, and quantitative PCR, from distributors by country.
- http://www.roche-applied-science.com/

R & D Systems
- Offers cytokines, interleukins, growth, adhesion and neurotrophic factors, immunoassays kits, mRNA quantitation, aapoptosis detection kits, cDNA expression arrays, probes and primer pairs from a subsidiary of Techne Corp. in Minneapolis, MN.
- http://www.rndsystems.com/

ProZyme
- Specialist in proteins and enzymes for diagnostics and research. FAQ on biotin binding, fluorescence and glycobiology products. Contacts for distributors worldwide and their head office in San Leandro, California.
- http://www.prozyme.com/

Princeton Separations, Inc.
- Specialist supplier of kits for cleanup in labeling reactions for DNA fragment recovery, and for endopeptidases specific for arginine-C, glutamic-C, lysine-C. Includes support FAQ and contacts for Adelphia, NJ.
- http://www.prinsep.com/

PPR Diagnostics Ltd.
- Est. 1987, to exploit expertise in the colorimetric diagnosis of NAG and chromogenic media for Candida albicans, salmonella and mycoplasma. Produces diphencyprone for Alopecia, offers consultancy and custom synthesis of chromogenic substrates in London, U
- http://www.pprdiag.co.uk/

Metachem Diagnostics Ltd.
- Suppliers of research products to scientists involved in immunological, hematological or cell biological sciences from Northampton, UK.
- http://www.metachem.co.uk/

Izotop: Institute of Isotopes Co., Ltd.
- Radiolabeled nucleotides, amino acids, pesticides, radiopharmaceuticals and radiochemicals for research. Also solid phase biotechnical products, immunoassay kits (ELISA, RIA, IRMA) tools from Budapest, Hungary.
- http://www.izotop.hu

Insight Biotechnology Ltd.
- Supplier of thermostable DNA polymerases and restriction enzymes, antibodies and recombinant proteins from Wembley, England.
- http://www.insightbio.com/

Glyko-Tools for Glycobiology
- Est. 1990 to supply reagents for glycoconjugate, glycoprotein, glycolipid and glycosaminoglycan analysis. Now administered by ProZyme, San Leandro, CA.
- http://www.prozyme.com/glyko/

Globozymes
- Offers enzymes and signal transduction proteins, initiating factors, antibodies and kits from Carlsbad, California.
- http://www.globozymes.com/

Diatheva SRL.
- Recombinant proteins, listeriolysin O and TAT (HIV-1), and antibodies to TAT, including ELISA for IgG anti-TAT of murine sera. Also customized translation of research into practical applications, for public and private research institutions at Fano, Italy
- http://www.diatheva.com/

Citifluor Ltd.
- Offers immunofluorescence reagents for mounting media and immunoassays containing anti-bleaching agents to prevent the breakdown of fluorochromes. Product details and online ordering from London, UK.
- http://www.citifluor.co.uk/

Biodesign International
- Catalog and specification of supplies of antibodies, antigens, such as aflatoxin alpha-2-macroglobulin, amphetamine annexin VI, atrial natriuetic peptide (ANP) and cGMP pharmaceutical services in Saco, Maine.
- http://www.biodesign.com/

Anogen
- Prefabricated or custom monoclonal and polyclonal antibodies, cytokines, growth factors and ELISA kits, from manufacturer in Mississauga, Ontario.
- http://www.anogen.ca/

Aalto Scientific, Ltd.
- Offers login for ordering enzymes, other proteins, human sera for in vitro diagnostics, OEM and quality control, from manufacturer in San Marcos, CA.
- http://www.aaltoscientific.com/