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BioPhotonics - June 2007


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Understanding Ancient Life Photonic techniques are helping researchers dig deeper than ever into the past, unearthing new findings about some of the oldest — as well as some of the largest — skeletonized organisms known in the...
Yellow Lasers Target Macular Degeneration Age-related macular degeneration (AMD) is a leading cause of blindness and diminished eyesight and is associated with bleeding in the retina. There are two recognized forms of AMD: wet and dry. The...
Laser Incision of Urethral Strictures Urethral stricture disease, characterized by a narrowing of the urethra, may develop after trauma, indwelling catheterization, endoscopic urological procedures or radical prostatectomy surgery for...
Fiber Coating for Medical Devices Silica optical fibers have a long history of delivering laser energy in surgical, aesthetic, dental and sensing medical applications. Today’s lasers use higher power levels in lithotripsy (the...
New and Improved Fluorescent Proteins As with the microscopes and detectors that measure their emissions, fluorescent proteins are constantly being improved. Three recent projects promise a new spatially confined imaging method, offer...
Thinking Small Research in biotechnology and biopharmaceuticals can be a daunting process, involving costly reagents, complex interactions and time-consuming analysis. Fortunately, an emerging family of...
As We Go To Press
3-D imaging technique developed to diagnose heart disease A technique that fuses molecular images and creates a detailed 3-D color representation of the inner workings of the heart has been developed by researchers at Emory University School of Medicine in Atlanta. The procedure could improve the diagnosis of heart disease and also be used to guide the treatment of coronary artery disease, the researchers said. The results were presented in June at...
Structure of plant photosystem I determined at 3.4 Å Plant photosystem I is a nanophotochemical structure that plays an important part in photosynthesis. It consists of a reaction center and light-harvesting complexes. The photosystem generates the...
MR spectroscopy may detect fetal lung maturity Preterm infants born before their lungs mature are at risk for respiratory distress syndrome. If a fetus faces possible premature delivery, a test to determine fetal lung maturity may be performed to...
BreakthroughMedia
Spectral techniques Intended for protein biochemists and biophysicists, the 469-page volume Spectral Techniques in Proteomics describes spectroscopic tools for use with proteome or subproteome mixtures or with individual/purified proteins studied in parallel. It covers separation techniques that precede electrospray ionization studies as well as matrix-assisted laser desorption/ionization tandem MS (mass...
Electrophoresis A supplier of electrophoresis equipment, Scie-Plas Ltd. has released a catalog that includes products ranging from chemicals to gel tanks and documentation systems to items for radiation protection...
Optics catalog Anchor Optics, a division of Edmund Optics, has released a 100-page, full-color catalog of its optics offerings, including an expanded line of commercial-grade optics for industrial and commercial...
Filters, fluorophores Omega Optical Inc. has enhanced its online Curv-o-matic tool, an interactive database of filter and filter set spectral curves, which includes fluorophore absorption and emission spectra. It has...
Nature and optics An addition to the “Press Monograph” series, the volume Optics Made Clear: The Nature of Light and How We Use It describes in a nontechnical style many of the natural phenomena caused by light, as...
Medical imaging Physics for Medical Imaging Applications is the title of the Proceedings of the NATO Advanced Study Institute on Optimising Detectors, Imaging and Computing Technologies from Nuclear Physics in...
Components The “Product Catalog 2007-2008” from Advanced Design Consulting USA Inc. presents precision instruments for physicists, chemists, biologists, and mechanical and aerospace engineers who work in...
Spectrometers, sensors The full-color “07 Catalog” from Ocean Optics Inc. specifies a variety of spectrometers and their optical bench options, including the USB4000 plug-and-play types and the Red Tide USB-650, a...
Enzymes New England BioLabs Inc., a supplier of enzymes for molecular biology applications, has released its “2007-08 Catalog & Technical Reference,” which details nucleic acids, protein tools, competent...
Postscripts
Virtual reality lets scientists step inside their research By displaying medicaland genomic data in 4-D images, a new human atlas called CAVEman lets scientists visualize their experiments in a cube-shaped virtual reality room. The images are projected from three walls and the floor. Photo by Masumi Yajima. The atlas, created by Christoph W. Sensen and his team at the Sun Center of Excellence for Visual Genomics at the University of Calgary...
Products
OCT microscope The Ex-1301 OCT microscope for clinical applications is designed for laboratory use on excised tissue or whole organs, enabling users to instantly see microscopic detail below the surface of the sample without altering or damaging it and without requiring any special preparation. Available from Michelson Diagnostics Ltd., the instrument employs optical coherence tomography to detect nonscattered...
Michelson Diagnostics Ltd.
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Image processing software The Image-Pro Plus Version 6.2 scientific image processing and analysis software from Media Cybernetics Inc. incorporates the SharpStack image deconvolution tools, which enable users to restore...
Media Cybernetics Inc.
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Laser oscillator The Micra-10 from Coherent Inc. is a one-box Ti:sapphire oscillator with an integrated Verdi green solid-state pump laser. It delivers more than 750 mW of broadband output power and offers an...
Coherent Inc.
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Filter sets Semrock Inc. has released four Qdot single-band filter sets that are optimized for fluorescence applications based on Qdot nanocrystals by Molecular Probes (Invitrogen Detection Technologies)....
IDEX Health & Science - Semrock Optical Filters
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Multidetection system BioTek Instruments Inc. has unveiled the Synergy 4 multidetection microplate reader. Capable of performing an unlimited number of microplate-based assays, the device combines both filter- and...
BioTek Instruments Inc.
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Femtosecond laser Del Mar Photonics Inc. has developed the Mavericks long-wavelength femtosecond laser system for in vivo and tissue imaging methods such as multiphoton excitation and CARS microscopy. The...
Del Mar Photonics Inc.
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Mirror mount Standa Ltd. has introduced the 5VDOM-1 ultrastable kinematic mirror mount, designed to minimize mount-induced wavefront distortion in tight spaces, laser cavities and optical subassemblies. The...
STANDA UAB
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Mass spectrometer Bruker Daltonics Inc. has unveiled the apex-ultra Fourier transform mass spectrometer (FTMS), which features a wide mass transmission range, fast data acquisition and resolving power of greater than...
Bruker Daltonics Inc.
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Blackened optics Edge-blackened optics manufactured by Edmund Optics Inc. provide increased contrast and reduced noise in imaging and electro-optical systems. They prevent light from exiting a mounted optic, from...
Edmund Optics
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FTIR spectrometer Bruker Optics Inc. has added the Vertex 80 to its family of Fourier transform infrared (FTIR) spectrometers. It uses the linear air bearing UltraScan interferometer with True-Alignment technology to...
Bruker Optics Inc.
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Spectroscopy platform The OmniDriver Spectroscopy Development Platform from Ocean Optics Inc. provides absolute control over USB spectrometers, accessories and devices in optical sensing systems. The HighRes Timing...
Ocean Optics
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Bi-cell photodiode Opto Diode Corp. has introduced the red-enhanced ODD-3W-2 bi-cell photodiode. The 3-mm2 bi-cell detector has a high spectral response of 0.55 A/W at 900 nm and high shunt resistance at a minimum of...
Opto Diode Corporation
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Radiometric detectors Spectrum Detector Inc. has announced a family of analog and digital radiometric instruments that feature pyroelectric, silicon and germanium detectors. They are designed to measure radiant flux from...
Gentec-EO USA Inc.
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CCD spectrometer The AvaSpec-2048x14 back-thinned CCD fiber optic spectrometer from Avantes BV with a symmetrical Czerny-Turner optical bench design and a 75-mm focal length operates at a data transfer speed of 2.24...
Avantes BV
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Polymer optics cleaner Photonic Cleaning Technologies’ spray formula First Contact polymer solution removes particles and organic contaminants from coated and uncoated optics made out of glass, mirrors, crystals, fused...
Photonic Cleaning Technologies LLC, PCT Aerospace
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X-ray source Bruker AXS Inc. has released the Microstar Ultra, an ultrabright x-ray source for structural biology applications. Yielding intensities of up to 8 × 1010 x-rays per mm2/s, the instrument incorporates...
Bruker AXS Inc.
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Orange cell stain Active Motif Inc.’s LavaCell stain is a neutral, cell-permeable bright orange stain for live- and fixed-cell visualization of proteins, bacteria and yeast. Made from a 410-molecular-weight fungus...
Active Motif
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Reflectance probes StellarNet Inc. has added the R600 series reflectance probes for the UV-VIS and VIS-NIR spectral ranges. Offering the ruggedness and stability of the R400 series, the probes employ a seven-around-one...
StellarNet Inc.
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Stepper motor controllers Prior Scientific Inc. has added several high-speed features to the ProScan II and PriorPCI2 stepper motor controllers that enable full system control via transistor-transistor logic (TTL) methods....
Prior Scientific Inc.
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X-ray source The FR-E+ SuperBright microfocus rotating anode x-ray source is a suitable home laboratory instrument for macromolecular crystallography. Available from Rigaku Americas Corp., the synchrotron-class...
Rigaku Americas Corp.
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Nanotranslators Aerotech Inc. has introduced the ANT-LX nanotranslation crossed-roller linear stage for improved speed, resolution and repeatability. The outgrowth of the company’s ANT direct-drive stages, the model...
Aerotech Inc.
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CCD camera Lumenera Corp. has released the Lw11059 series CCD megapixel USB 2.0 cameras. The devices are designed for use in scientific applications where ultrahigh resolution and low-light performance are...
Teledyne Lumenera
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Q-switched oscillators The MQO laser heads are miniature OEM Q-switched solid-state oscillators that can be configured to a broad range of customer specifications. The devices, available from RPMC Lasers Inc. and...
RPMC Lasers Inc.
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Imaging software Mercury Computer Systems Inc. has upgraded its Visage CS Thin Client Server. The changes include tools for 3- and 4-D diagnostic reading and visualizations that are not bound to specific workstations...
Mercury Systems Inc.
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Light source Chroma Technology Corp. has released the PhotoFluor, a high-output light source for fluorescence microscopy. The device combines a metal halide lamp with a sputtered heat-blocking optic to deliver...
Chroma Technology Corp.
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Digital imager The Tissuescope II manufactured by Biomedical Photometrics Inc. features proprietary and patented panoramic Macroscope technology to produce a high-resolution digital image of tissue specimens in a...
Huron Digital Pathology
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Cell culture observation The BioStation CT cell culture observation device from Nikon Instruments Inc. allows users with little microscopy experience to conduct local or remote live-cell imaging. Over a secure public or...
Nikon Instruments Inc.
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