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Hollow Fiber, Scale-up System

May 20, 2004 5:02 am | Articles | Comments

FiberCell® Systems Duet™ hollow fiber modules are offered for cell culture scale-up for antibody and recombinant protein production.

Cross-Study Comparisons Identify Reproducible Gene Data 5/19/04

May 19, 2004 12:47 pm | Articles | Comments

by Elizabeth Tolchin With so much genetic expression data being produced by microarrays in the study of cancer, knowing the extent to which these studies agree can provide valuable insight. That is just what researchers from Johns Hopkins University, Baltimore, set out to find.


Rapid Fractionation Of Complex Protein Extracts With Centrifugal MembraneAdsorber Units Improves Detection Of Proteins In 2d Page

May 19, 2004 10:51 am | Articles | Comments

Two-dimensional gel electrophoresis followed by mass spectrometry for protein identification is a reliable and reproducible means of sample analysis. A key element in this process is reducing sample complexity, as samples often consist of tens of thousands of proteins in a magnitude of different concentrations.


FDA Issues Guidance on HIV Drug Combos 5/18/04

May 18, 2004 12:04 pm | Articles | Comments

by Elizabeth Tolchin In a notice issued this week, the US Food and Drug Administration (FDA) announced a new guidance to encourage the development of fixed dose combinations (FDC) and copackaged products for the treatment of HIV infection and AIDS.


Liquid Handling System (3189)

May 18, 2004 11:35 am | Articles | Comments

The fully automated TekBench™ liquid handling system for cell-based assays includes ELISA, ADME/TOX, Plasmid Prep, and RNA/DNA Isolation.

Variable-Speed Rotating Mixer

May 18, 2004 11:35 am | Articles | Comments

The high-capacity, variable-speed Rotating Mixer mixes 50 0.5-mL and 48 1.5-mL centrifuge tubes with snap-on or screw-down caps in an end-over-end motion at speeds varying from 4 to 40 rpm.

Peristaltic Pump (3193)

May 18, 2004 11:35 am | Articles | Comments

The 323 pump provides high-precision pumping in pharmaceutical and biotechnological processes. It is ideal for lab and benchtop applications such as metering or dosing of pharmaceutical products, live cell cultures, nutrients, or bioreactor constituents.


Diaphragm Pumps

May 18, 2004 11:35 am | Articles | Comments

DRYFAST ULTRA® chemical duty diaphragm pumps (models 2021 and 2031) are ideal for tight spaces and budgets. PTFE (fluorinated plastics) is featured on all wetted surfaces to handle acids, bases, and other aggressive vapors. High-flow (22 to 32 Lpm) and deep vacuum (29.


Sample Evaporator Unit

May 18, 2004 11:35 am | Articles | Comments

MiniVap™ 96-well microplate sample evaporator units take just minutes to dry down a plate, replacing traditional techniques that typically take hours for solvent removal. Installation requires connection to a gas supply and standard mains socket.

Benchtop Centrifuge (3183)

May 18, 2004 11:35 am | Articles | Comments

The Universal 32/32R benchtop centrifuge utilizes one of the widest arrays of rotor selections and processes a variety of tubes from microliter tubes to 100-mL bottles to microtiter plates.

Cryogenic Liquid Nitrogen Dry Vapor Shippers

May 18, 2004 11:35 am | Articles | Comments

The CryogenicShipper-DG model safely transports diagnostic specimens, while the CryogenicShipper-DS model ships infectious substances. The cryogenic shippers store and transport specimens and dangerous goods at or below ?°150 C for up to 16 days, depending on conditions.

Mixer Attachment

May 18, 2004 11:35 am | Articles | Comments

The TurboMix™ attachment mixers permanently mounts to most existing Vortex-Genie® 2/2T mixers to provide vigorous mixing of up to twelve 1.5- or 2.0-mL microtubes through a combination of vortexing and impact collision.

Precision Balance

May 18, 2004 11:35 am | Articles | Comments

To authenticate QM efficiency and effectiveness in laboratory environments, the XP precision balance meets lab needs for high-resolution performance. With built in, comprehensive applications, the balance controls calibration, testing, and optimization.

Ultracentrifuges (3177)

May 18, 2004 11:35 am | Articles | Comments

The proprietary Ultra centrifuge is available in two more models—Fixed Speed (U8F) for spinning only blood at 3,300 rpm, and Variable Speed (U8V) for spinning various fluids. This sturdy eight-place unit, with a unique triangle design that eliminates vibration, is an all-metal, one-piece design.

Tabletop Centrifuge

May 18, 2004 11:35 am | Articles | Comments

The SORVALL® Legend™ Mach 1.6 enhances a high-speed tabletop centrifuge portfolio, with models ranging from small microliter centrifuges to high-capacity instruments, many offering microplate processing and independently verified biocontainment capabilities.


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