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Protein Crystallization With Minimal Frustration 1/20/04

January 20, 2004 12:27 pm | Articles | Comments

by Elizabeth Tolchin A new technique called enhanced amide hydrogen/deuterium-exchange mass spectrometry, or DXMS, promises to take some of the frustration out of protein crystallization.

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Powdered Growth Media

January 20, 2004 3:34 am | Articles | Comments

TB DRY™ is a single powder formulation of the classic Terrific Broth. It is primarily used to grow E. coli cultures harboring low copy plasmids. Specifically designed to give high yields of low copy plasmids and extremely high yields of high copy plasmids, the media is pH stabilized with Tris.

Bench Top Roller Culture Apparatus

January 20, 2004 3:34 am | Articles | Comments

The Wheaton Bench Top Roller Culture basic unit can accommodate two vessels of varying sizes from 108 to 121 mm diameter and up to 290 mm length. If required, the basic unit can be expanded to accommodate four or six vessels by the addition of one or two, two-place deck kits.

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Cell Separation, Harvesting

January 20, 2004 3:34 am | Articles | Comments

The CARR® ViaFuge® V12 separation system provides fast, gentle, medium-to-large scale supernatant clarification and cell harvesting. A wide variety of mammalian and insect cells are rapidly separated with little to no damage, up to production scale quantities.

Dendritic Cell Counting Kit

January 20, 2004 3:34 am | Articles | Comments

Blood Dendritic Cell Enumeration Kit, based on recently described dendritic cell-specific surface antigens BDCA-2, BDCA-3 and CD1c (BDCA-1) (Dzionek et al., J. Immunol.

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On-Line Media Reference

January 20, 2004 3:34 am | Articles | Comments

Sigma-Aldrich has launched a new Web tool, the Media Expert™ at www.sigma-aldrich.com/me, to assist customers with cell culture media component and formulation issues.

Sterilize-In-Place Fermentor

January 20, 2004 3:34 am | Articles | Comments

BioFlo® 410 benchtop microbial fermentors are available in 7, 14 and 20-liter volumes and can be sterilized-in-place, eliminating the need to transport heavily-loaded vessels to and from the autoclave.

Disposable Flask/Bioreactor

January 20, 2004 3:34 am | Articles | Comments

CELLine adhere, a disposable flask-bioreactor is optimized for protein expression from adherent cells, incorporates a woven polyethylene teraphthalate (PET) matrix in the cell compartment to provides an ideal surface for attachment of anchorage dependent cells such as HEK, BHK and CHO.

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Antibiotic Protects Primary Cells

January 20, 2004 3:34 am | Articles | Comments

Primocin™ is a new combination of antibiotics designed to protect primary cells against all types of microbial contaminants, including mycoplasma, bacteria and fungi. The antibiotic acts on targets found only in microorganisms so it is nontoxic to primary cells.

Suspension Culture Flasks (2523)

January 20, 2004 3:34 am | Articles | Comments

GREINER Suspension Culture Flasks are available in 25, 75 and 182 cm 2 capacities with either a plug seal or filter cap. Suspension flasks are not treated to prevent cells from binding to their surfaces. The new filter membrane has increased water entrance pressure and excellent gas exchange.

Biological Safety Cabinet (2519)

January 20, 2004 3:34 am | Articles | Comments

SterilGARD® III Advance, Class II Type A2 biological safety cabinet features an adaptive ergonomic design, a unique airflow management system, and proven containment technology. Viewscreen is sloped 10 degrees, reducing glare and allowing a natural head and elbow position.

Bovine Serum Albumin

January 20, 2004 3:34 am | Articles | Comments

Bovine Serum Albumin (BSA) line from Amresco is expanded with three new products, all of which are ready-to-use. Bovine Serum Albumin, 20 mg/ml, is a 20 mg/ml solution of BSA (Albumin, Bovine, Fraction V - Cold Alcohol Isolation) for molecular biology research. It contains 0.

Collaborations a Boon for Drug Discovery Company 1/16/04

January 16, 2004 11:08 am | Articles | Comments

by Elizabeth Tolchin Array BioPharma, Boulder, Colo., is on a bit of a roll. The company recently saw its stock surge after announcing oncology collaboration agreements with both a top-ten pharmaceutical

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SNP Analysis Determines Origin of Mad Cow Case 1/15/04

January 16, 2004 4:49 am | Articles | Comments

by Elizabeth Tolchin and Vivien Marx The origin of the recent case of bovine spongiform encephalopathy (BSE), or mad cow disease, in the United States was determined

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Help in Designing Whole-Genome Model Organism Arrays

January 14, 2004 12:29 pm | Articles | Comments

by Elizabeth Tolchin A new program developed by Affymetrix, Inc. will allow plant and animal research groups to design novel whole-genome arrays with the development costs underwritten by the company.

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