News and applications for life science research professionals
Microplate Sample Concentrator
February 10, 2004 6:55 am | Articles | CommentsSPE 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.
Knockout RNAi Clone And PCR Kits
February 10, 2004 6:55 am | Articles | CommentsBD™ 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 | CommentsSecurline 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 | CommentsInvestigator™ 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 | CommentsBiowave 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.
Digital Micropipettes
February 10, 2004 6:55 am | Articles | CommentsAcura® 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.
Self-Masking Micro/Semi-Micro Cells
February 10, 2004 6:55 am | Articles | CommentsMeasurements 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.
Automated Peptide Synthesis
February 10, 2004 6:55 am | Articles | CommentsAPOGEE 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 | CommentsNon-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).
Genomics Firm Nets a Pair of Pharma Deals 2/9/04
February 9, 2004 11:11 am | Articles | Commentsby 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.
Assessing The Effects Of RNAi: The Importance Of Measuring Both mRNA And Protein Levels
February 9, 2004 7:39 am | Articles | CommentsSmall 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 | CommentsE. 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 | CommentsCompact 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.
Peristaltic Pumps (2629)
February 9, 2004 4:30 am | Articles | CommentsWatson-Marlow Bredel 500 Series peristaltic pumps provide sterility and zero contamination. PumpSil™ Platinum Cured Silicone tubing further enhances the fermentation process and offers improved batch consistency.
PCR Workstation
February 9, 2004 4:30 am | Articles | CommentsUV PCR Workstation brings together UV light and antimicrobial stainless steel to create a protective environment against PCR contamination. The unit's chamber can be decontaminated between procedures with high intensity shortwave 254 nm UV.
