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BioPhotonics: August 2008

BioPhotonics
 August 2008


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FEATURES
More Flexibility for Flow Cytometry Flow cytometry is a central technology in the life sciences. Flow cytometry systems use lasers, a hydrodynamically focused cell delivery system, wavelength-specific optics and photomultiplier tube...
Imaging a Moving Target It has been said that the brain works just the way you think. If only neuroscience were that simple. The basic computational element of the brain is the point of contact between two neurons, called a...
Get the Most from Förster Resonance Energy Transfer Förster resonance energy transfer (FRET) has become a common technique in fluorescence microscopy. For FRET to occur, two fluorochromes must be within a defined distance of one another (typically...
Sensitive FRET Assays Aid Drug Discovery Proteases are enzymes that cut precursor proteins to generate proteins that can be useful or harmful for an organism. The harmful proteins generated can cause certain diseases including cancer,...
POST SCRIPTS
Butterflies Up Close and Beautiful Digital images of the butterflies and moths collected and classified by the Swedish naturalist Carl Linnaeus (1707-1778) are a mouse click away, courtesy of the Linnean Society of London, which has launched the photographs on its Web site. The collections contain many type specimens of species named by Linnaeus. Each specimen was imaged by specialists at the Natural History Museum in London....
BREAKTHROUGHMEDIA
Fluorescence directory Who’s Who in Fluorescence 2008 is a guide to scientists and workers in the academic, industrial and government sectors who employ fluorescence in their work, as well as to companies that are involved in fluorescence. The 232-page invitation-only volume includes the names, addresses, contact details, and professional interests and specialties of more than 400 contributors from more than 35...
Cell biology products “Bioprobes 56,” the June 2008 issue of a newsletter published by Invitrogen Corp., features an article on the Alex Fluor 488 dye as well as articles on new technologies such as Cellular Lights...
Protein research The periodical Previews from Thermo Scientific Inc. showcases the company’s Pierce protein research products. Volume 12, Issue 2 includes articles on a variety of new products, such as the...
Single-use plastics A 120-page catalog from Sterilin Ltd. presents single-use plastic laboratory products for applications in microbiology and the life sciences as well as Iwaki brand tissue culture products. It details...
Cell signaling Reporting on cell signaling is the main topic of Issue 21 of Cell Notes, a serial publication of Promega Corp. The 28-page document features articles on DNA purification using the PureYield plasmid...
PRODUCTS
CW oscillators Aculight Corp. has expanded its Argos family of CW optical parametric oscillators with the addition of versions to accommodate applications such as spectroscopy, atom trapping and chemical sensing. The oscillators provide continuous tuning from 1.4 to 2 μm and from 2.3 to 3.9 μm using three interchangeable, prealigned wavelength converter modules. The 2400-SF-15 and 2400-SF-5...
Lockheed Martin Laser and Sensor Systems
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Assay kit The SensoLyte 520 Cathepsin S assay kit from AnaSpec Inc. can be used to detect the activity of cathepsin S in biological samples or in purified enzyme preparations. The kit uses the long-wavelength...
AnaSpec
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Microscopy illumination Tofra Inc. has released an RGB LED light source with computer-controlled intensity for upright microscopes. Providing bright, uniform and diffuse illumination of a large specimen area, the device...
Tofra Inc.
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X-Y stage Applied Scientific Instrumentation has released its automated MS-9400 X-Y microscope stage. The unit offers a travel range of 225 × 100 mm to allow it to scan eight 25 × 75-mm slides. It...
Applied Scientific Instrumentation Inc.
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Magnifier lamps The Spectroline Q-Series UV magnifier lamps from Spectronics Corp. are available in 12 models, with various combinations of long- and short-wave UV and white light. They are suitable for life...
Spectronics Corp., Spectroline
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Collimator CoolLED has introduced the pE-2 collimator configuration for the precisExcite fluorescence excitation system for microscopy. The collimator is suitable for live-cell imaging and fast-switching (~300...
CoolLED Ltd.
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Microarray scanner The Agilent DNA microarray scanner from Agilent Technologies Inc. offers resolutions of 10, 5, 3 and 2 μm and can scan a 244,000-feature microarray at maximum resolution in as little as 20 min....
Agilent Technologies Inc.
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NIR imager LI-Cor Biosciences has introduced its portable Pearl system for imaging small animals and whole organs. It features a CCD-based optical system designed for in vivo imaging in the NIR, where tissue...
LI-COR Biosciences, Environmental
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Diode laser driver PicoQuant GmbH has launched the PDL 800-D picosecond diode laser driver for pulsed and CW operation. It is based on the technology of the PDL 800-B model, enabling it to control the company’s pulsed...
PicoQuant GmbH
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Gel imaging The GelDoc-It TS system for fluorescent and colorimetric imaging features a tiltable 15-in. VGA screen. Available from UVP LLC, its high-resolution CCD camera with conveniently located zoom lens...
Analytik Jena US LLC
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Imaging software Spot Imaging Solutions has released its Vista-compatible Spot 4.7 software, which has time-lapse imaging capabilities and automatic scaling of pixel intensity data for viewing low-light-level...
SPOT Imaging
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Mass spectrometer Bruker Daltonics has introduced the maXis high-speed, ultrahigh-resolution time-of-flight mass spectrometer, which has a resolution of more than 40,000 FWHM and typical mass accuracy between 600 and...
Bruker Daltonics Inc.
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Assay kit Platypus Technologies LLC has added the Oris cell invasion assay kit to its line of cell-based assays. It enables viewing of cells invading a 3-D basement membrane extract (BME) in real time using a...
Platypus Technologies LLC
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Cube beamsplitters Edmund Optics Inc. has introduced the Techspec broadband polarizing beamsplitters that split randomly polarized beams into two orthogonal linearly polarized components. Available in versions for the...
Edmund Optics Inc.
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Diode laser system Coherent Inc. has unveiled the Cube 640, a hands-free diode laser system for applications such as flow cytometry and medical imaging. It delivers 20 mW of output at 640 nm and is laser-welded to...
Coherent Inc.
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Liquid handling The Thermo Scientific liquid handling module from Thermo Fisher Scientific Inc. is designed for use with the ArrayScan VTI HCS Reader. It offers synchronous dispense-while-imaging capability, kinetic...
Thermo Scientific - CIDTEC, CIDTEC Cameras & Imagers
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Piezo stage controller The E-712 digital piezo stage controller from PI (Physik Instrumente) LP offers a sensor update rate of up to 50 kHz and positioning accuracy of 99.999% of the travel range. The device can control...
PI (Physik Instrumente) LP, Motion Control, Air Bearings, Piezo Mechanics
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Nano-optics platform JPK Instruments AG has unveiled the NanoTracker optical tweezers and 3-D particle-tracking system, which is used with a 1064-nm laser and a folded optical pathway with a drift-compensated design....
Bruker Nano GmbH, JPK BioAFM
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Photodiode preamplifier Opto Diode Corp. has released the 5 mm2 ODA-5WB-100K blue-green-enhanced silicon photodiode preamplifier. It features 100 kΩ gain with custom gains available on request, a typical wavelength...
Opto Diode Corporation
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Slide scanner Biomedical Photometrics Inc. has launched the TISSUEscope 4000, a panoramic confocal fluorescence and bright-field slide scanner for the pathology, medical research, genomics and general microscopy...
Huron Digital Pathology
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Photon detector Amplification Technologies Inc. has released the DAPD10C series discrete amplification photon detectors for applications in medical imaging and fluorescence detection, spectroscopy and...
Amplification Technologies Inc.
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Diode lasers The BluePhoton 488 series 488-nm diode lasers from Omicron Laserage Laserprodukte GmbH offer advantages over argon-gas and diode-pumped solid-state lasers for applications in biotechnology, according...
Omicron-Laserage Laserprodukte GmbH
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Laser-driven light source Energetiq Technology Inc. has introduced the EQ-1000, a laser-driven light source that covers wavelengths from 170 nm to beyond the visible. The device can be configured for broad-spectrum output for...
Energetiq Technology Inc.
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Beamsplitters Newport Corp. has released a line of high-energy Nd:YAG laser 50/50 beamsplitters, designed to withstand high-energy pulses and to have a high damage threshold. Sixteen versions are available, with...
MKS/Newport
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Fixed stage microscope Carl Zeiss MicroImaging Inc. has introduced the Axio Examiner fixed stage microscope for patch clamp experiments on nerve cells, examination of brain sections and measurement of electrical signals on...
Carl Zeiss Spectroscopy GmbH
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BIOPHOTONICS 2008
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