| Agowa Offers custom DNA sequencing service, purification employing magnetic bead separation, colony picking and chip arraying. Participating in genome elucidation, cDNA library compilation, and diagnostics |
| Amprotein Offers proteins expressed in mammalian culture using recombinant DNA technology in Camarillo, CA. |
| Avidis Offer strains of bacteria and yeast, genetically modified to produce proteins containing multiple peptide sequences, corresponding to mammalian species, for new medicines, vaccines and diagnostics in |
| Biaffin_GmbH_&_Co_KG Offers biomolecular interaction analysis, with a state of the art biosensor based on surface plasmon resonance. Details of sensor chip, immobilisation, detection, applications, and assay development o |
| BioImage_AS_ Drug discovery company using platform technology to track protein translocations in living cells. Includes corporate overview, project summary, news archive downloads, and contacts in Soeborg, Denmark |
| Biomethodes Specializes in the application of directed molecular evolution, through site-directed mutagenesis to improve enzymes and therapeutic proteins. Technological overview and profile of facilities south of |
| Bio-Synthesis_Inc_ Custom organic synthesis, antibodies, DNA, peptides and bioconjugates from Lewisville, Texas. |
| Charles_River_Laboratories GMP characterization services for biopharmaceuticals according to a range of analytical methods meeting the guidelines for characterizing biological therapeutics. Worldwide subsidiaries with base in W |
| CyberGene_AB Services includes oligonucleotide synthesis, DNA sequencing, genotyping, gene expression analysis and bioinformatics from Sweden. |
| Dalton_Chemical_Laboratories_Inc_ Research and manufacturing group specializing in synthetic chemistry of small molecules, peptides, oligos and sterile fill, to GMP and non-GMP standards, in Toronto, Canada. |
| Danzyme_Laboratory Offers consulting and laboratory services in purification and characterization of enzymes and enzyme inhibitors as well as development of enzyme assays and spot tests. |
| deCode_Genetics Offers genotyping service, focusing on common diseases to develop new drugs and diagnostics from population resources based in Reykjavik, Iceland. |
| DNA_Core_Facility Offering automated DNA sequencing, custom oligonucleotide synthesis, and human and mouse microarray assays to outside institutions, from Massachusetts General Hospital, Cambridge. |
| Entelechon_GmbH Offers custom DNA sequencing, gene synthesis, synthetic genes, protein expression, bioinformatics, through secure ordering from Regensburg, Germany. |
| Gepep Offers custom synthesis peptide and glycopeptide, assured for identity by MALDI-TOF MS, purity by HPLC, with NMR option in Hamburg, Germany. |
| GTP_Technology Offers comprehensive set of customized services to assist research investigators from gene cloning to protein purification, specializing in expression and engineering of recombinant proteins. Located |
| Lark_Technologies Offers GLP facility for contract and analytical services in DNA sequencing, genotyping and genetically modified organism testing for recombinant technologies. Corporate and investors' overview, and o |
| Lonza Contract manufacturer of monoclonal antibodies and mammalian recombinant proteins, and L-Carnitine. Production to cGMP and ISO 9001 certification in Kourim, Czech Republic, with research and developme |
| Metkinen_Oy Offers screening for statins and antibiotics productive mutants of fungal and bacterial, with strain development, improvement, fermentation and downstream processing. Also, offers non-standard monomer |
| MicroMed_Laboratories Involved in environmental monitoring to ensure product safety and compliance with FDA / ISO and other applicable certification, at facilities in Petaluma, California. |
| Minos_BioSystems_Ltd_ Exploitation of genetic tools using transposons and related gene transfer technology for fields of agriculture and healthcare, developed through research in Crete, Greece from the company's base in Sa |
| Molecular_Research_Center,_Inc_ RNA and DNA isolation reagents, oligo dT columns, hybridization reagents and other molecular biology reagents designed by P. Chomczynski, Cincinnati, OH. |
| Pepsyn_Ltd_ Includes patent to enhance cellular uptake of DNA, and milk-derived growth promoting peptides for therapeutic, cosmetic, and nutraceutical applications, from company based in Liverpool, UK. |
| Pro_Bio_Sint_SpA_ Manufacturer of ribonucleic acid derivatives, such as nucleosides and nucleotides, polyphosphate nucleotides (ATP, UTP), purine and pyramidine bases, modified nucleotides and coenzyme derivatives in V |
| Sangamo_BioSciences,_Inc_ Develops and markets gene recognition technology using zinc finger DNA-binding proteins transcription factors, for controlly gene expression, cell function and in validation of drug targets at Richmon |
| SpectraCell_Laboratories Specializing in wellness and nutritional testing and vitamin analysis, focusing on cardiovascular risk factors and deficiencies in essential micronutrients, using patented FIA technology in Houston, T |
| Introduction_to_the_Xanthophyta__Yellow-Green_Algae Brief discussion of the biology and ecology of this group of photosynthetic organisms which live primarily in freshwater, but also are found in marine waters, in damp soil, or on tree trunks. |
| ChemicalElements_com__Samarium Basic information, atomic structure, and isotopes table. |
| EnvironmentalChemistry_com__Samarium Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Samarium Basic physical and historical information. |
| LANL__Samarium Sources, properties, isotopes, and uses. |
| Lenntech__Samarium Physical data, chemical properties, health and environmental effects. |
| Samarium Data tables and historic information. |
| Visual_Elements__Samarium Image, source, uses, physical information, and key isotopes. |
| WebElements__Samarium Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Samarium Properties of the element, including its history, applications, and characteristics. |
| Alpha_Biologics Upstream and down stream processing, for use in pre-clinical, Phase 1 and 2 clinical trials, in compliance with FDA and EMEA guidelines. Manufacturing facilities Cambridge, England and Penang, Malaysi |
| BioVest_International,_Inc_ Manufacturer of mammalian cells, as non-GMP or strictly cGMP predefined protocols, and supplier of hollow fiber culture systems. Includes worldwide distributors and corporate HQ in Minneapolis, Minnes |
| Cell_Culture_Solutions,_LLC_ Offers development in mammalian cell culture techniques, cellular process development and process optimization to the biopharmaceutical industry, from Tucson, Arazona. |
| Cell_Culture_Technologies_GmbH_ Specializes in the development and application of mammalian cell culture systems for the production of biologicals in fully synthetic chemically defined protein- and peptide-free culture environments |
Atomic Number:
85
Atomic Radius:
--
Atomic Symbol:
At
Melting Point:
302 șC
Atomic Weight:
210
Boiling Point:
~340 șC
Electron Configuration:
[Xe]6s24f145d106p5
Oxidation State:
7, 5, 3, 1, -1
Sources: CRC Handbook of Chemistry
and Physics and the American Chemical Society.
Last Updated: 12/15/2003,©
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