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Diluters And Dispensers

February 10, 2004 6:55 am | Articles | Comments

Hamilton has expanded its Demo Program for MICROLAB® 500 diluters and dispensers. The instruments offer accuracy within ۫% and precision within ۪.2%.

Horizontal Flow Clean Bench

February 10, 2004 6:55 am | Articles | Comments

Series 201 Horizontal Flow Clean Benches are factory tested to efficiently remove 99.99% of particulate contaminants 0.3 micron and larger, and meet or exceed Class 100 cleanroom conditions as outlined in Federal Standard 209E.

Microplate Sample Concentrator

February 10, 2004 6:55 am | Articles | Comments

SPE Dry™ 96 Sample Concentrator System evaporates microplate samples by delivering heated gas above and below each well. Samples are quickly evaporated accurate temperature control is maintained.

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Knockout RNAi Clone And PCR Kits

February 10, 2004 6:55 am | Articles | Comments

BD™ Knockout RNAi Clone & Confirm PCR Kits generate candidate shRNA expression cassettes (SECs) precloned into vectors in as little as 4.5 hours. A single round of PCR is needed to generate an SEC suitable for functional testing.

Universal Markers

February 10, 2004 6:55 am | Articles | Comments

Securline Universal Markers are for use in all hospital or laboratory departments. The versatile, all-purpose marker writes on central supply wrap, tape, plastic, glass, metal, porcelain, and foam. Information cannot be removed or smeared by autoclaving.

Microwave Synthesis System

February 10, 2004 6:55 am | Articles | Comments

Investigator™ Raman-based spectroscopy system (CEM Corp.) provides an integrated approach for real-time reaction monitoring in a CEM microwave-enhanced synthesis system.

Spectrophotometer (2645)

February 10, 2004 6:55 am | Articles | Comments

Biowave Spectrophotometer is a simple instrument for those in molecular biology/biotech disciplines who are working with DNA or proteins derived from bacteria or yeast's, and has four preprogrammed DNA concentration programs, as well as five for proteins.

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Digital Micropipettes

February 10, 2004 6:55 am | Articles | Comments

Acura® digital micropipettes can be autoclaved fully assembled at 121 C, without requiring recalibration. The line features fixed volume Acura 815 models from 1 μl to 10 ml, adjustable volume Acura 825 models covering 0.1 to 1000 μl range, 2 macropipette Acura 835s for 0.

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Self-Masking Micro/Semi-Micro Cells

February 10, 2004 6:55 am | Articles | Comments

Measurements at high absorbance are among the most demanding tasks for a UV-visible spectrophotometer, with factors such as instrument linearity, stray light, and detector noise all conspiring to introduce potential errors. This situation is exacerbated when very small samples are being measured.

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Automated Peptide Synthesis

February 10, 2004 6:55 am | Articles | Comments

APOGEE automated peptide synthesizer enables both novice and expert peptide chemists to prepare long peptides of high quality as well as short sequences. Bar-coded, prefilled amino acid vials and optimized preprogrammed protocols facilitate error-free synthesis.

Non-Antibody Blocker

February 10, 2004 6:55 am | Articles | Comments

Non-antibody cartilage oligomeric matrix protein (COMP) fused to CD40 blocks CD40L-meditated proliferation of B-cells. Shown to display affinity for its ligand, CD40:COMP does not require any crosslinking reagent to effectively bind CD40L (CD154).

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Genomics Firm Nets a Pair of Pharma Deals 2/9/04

February 9, 2004 11:11 am | Articles | Comments

by Don Monroe, PhD Beyond Genomics Inc., Waltham, Mass., concluded separate drug discovery and development agreements with two major pharmaceutical firms within the last several weeks.

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Assessing The Effects Of RNAi: The Importance Of Measuring Both mRNA And Protein Levels

February 9, 2004 7:39 am | Articles | Comments

Small interfering RNAs (siRNAs) are a powerful tool for RNA interference (RNAi) experiments used to down regulate specific gene expression, with hundreds of papers now published each month.

Cobalt-based Protein Purification Resin Does Not Bind E. coli SlyD, A Common Contaminant in Ni-NTA IMAC

February 9, 2004 7:21 am | Articles | Comments

E. coli SlyD, a prolyl isomerase, specifically binds divalent metal ions, which can result in significant contamination of IMAC preparations of heterologously expressed His-tagged proteins.

Low Speed Refrigerated Centrifuge

February 9, 2004 4:30 am | Articles | Comments

Compact refrigerated centrifuge 5702 R has a maximum speed of 3000 × g and offers a choice of fixed-angle or swing-bucket rotor. Round bottom and conical tubes from 1.1 ml to 85 ml can be centrifuged, as can 20 × 10 ml blood tubes, or 30 × 15 ml conical tubes.

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