ORNL finding could help electronics industry enter new phase

...ance in conventional ferroelectric films, where flipping of the spontaneous polarization increased conductance by up to 50,000 percent. Ferroelectric materials can retain their electrostatic polarization and are used for piezoactuators, memory devices and RFID (radio-frequency i...

Schneider Introduces APO-Xenoplan 2.0/24mm Lens, Specially Designed for Kodak 4 MP Sensors Having Microlenses

...ters have new rotating mounts that allow fast and accurate alignment of the polarization axis. A new locking mechanism fixes the polarization orientation after calibration, for long term stability. Band Pass filters e...

New MRI Technology Expands Its Power

...erent. So detecting other molecules, and how they change, would aid diagnosis," Warren added. The Duke team used a technique called dynamic nuclear polarization (DNP) to produce strong MRI signals from a variety of atoms other than water. "You thus have a signal that, at least transiently, can be thousands ...

What is the mechanism of the chronic radiation enteritis?

...ted with an overexpression of SOCS3, which inhibits the feedback of the Th1 polarization and regulates IL-10 production. The major result is that the immunity al...py protocol. These data raise the question whether the post-irradiation Th2 polarization in the intestine (both acute and delayed) may result from changes in the dy...

Finesse Announces TruDO Optical Autoclavable Sensors for Bioprocess Applications

...ts: faster measurement response time, minimal long-term drift and lower cost. TruDO Optical sensors reduce operating costs because they do not require polarization or electrolyte solution. They also lower capital costs as they do not require a transmitter: they can output a 4 to 20 mA analog or ModBus digital sig...

Non-white med students reject therapies associated with their culture

...udents.) The second study continued to support that trend with the least interest in CAM measured in Asian and black students. Amri also noted the polarization observed in the second survey. She says, overall, females, older students and those who had used CAM had more positive attitudes towards holistic tre...

polarization in Medical Technology

Trojan(R) and the National Sexuality Resource Center's Campaign for Sexual Literacy Recognize Outstanding College Reporting on Sexual Health

...We are proud to support future leaders who take a serious role in developing their campuses' sexual literacy, in a time when misinformation, hype, and polarization about sexuality, sex and gender are common." About the TROJAN(R) Evolve Student Journalism Award Entries can be submitted online at http://www.tr...

polarization in Medical Products

Fluorescence Polarization (Fetal Lung Maturity)

Description: ARUP Laboratories is a national reference laboratory and a worldwide leader in innovative laboratory research and development. ARUP offers an extensive test menu of highly complex and unique medical tests in clinical and anatomic pathology. Owned by the University of Utah, ARUP Laboratories' client...
Company:ARUP Laboratories

Manual VICTOR2 with fluorescence, fluorescence polarization and luminescence technologies

Description: This new dedicated VICTOR2 model is for fluorescence, fluorescence polarization and luminescence measurements....
Company:PerkinElmer Life And Analytical Sciences, Inc.

VICTOR2 with fluorescence, fluorescence polarization and luminescence technologes

Description: This a new dedicated VICTOR2 model for fluorescence, fluorescence polarization and luminescence measurement with stacker and robotic loading....
Company:PerkinElmer Life And Analytical Sciences, Inc.

PHERAstar

Description:...l high-end microplate reader with outstanding sensitivity and accuracy in all leading detection modes. Fluorescence Intensity - FRET Fluorescence polarization Time-Resolved Fluorescence - HTRF AlphaScreen Luminescence PHERAstar - the simultaneous dual emission microplate reader with fastest re...
Company:BMG LABTECH

POLARstar OPTIMA

Description:... different measurement principles: Fluorescence polarization Fluorescence Intensity Time-Resolved Fluoresc... wavelength range from 240 to 740 nm (fluorescence polarization from 350 to 740 nm). The POLARstar OPTIMA can read...nnel detection system can be used for fluorescence polarization as well as dual emission wavelength measurements (...
Company:BMG LABTECH

Chameleon: Multilabel Microplate Reader

Description:...quid scintillation counting, luminescence, absorbance, and fluorescence including fluorescence intensity, time-resolved fluorescence, and fluorescence polarization all on the same instrument....
Company:Bioscan Inc.

polarization in Medical Dictionary

Immune response

... efficient immune response protects against many diseases and disorders. ... The problem Modern vaccines Immune response Flagellin ... The polarization of immune response largely depends on the initial signals that ... Immune Cells and Their Products. Immune Response . Immunity: Natural a...

polarization in Biological News

Healing wounds with lasers, vehicles that drive themselves, other cutting-edge optics

...side of cells. The direction in which they grow changes the cell's membrane shape and dictates where the cell moves. Dogariu and colleagues use the polarization of optical waves to create a field around the cells in which the growing actin rods line up like a compass in the Earth's magnetic field. These optica...

New high-throughput screening technique makes probing puzzling proteins possible

...arger molecule, substantially increasing polarization, causing fluorescence polarization values to climb. If an inhibitor binds efficiently with a given protein...n increase in measured fluorescence polarization. As a result, fluorescence polarization offers a quick and easy measure of successful inhibition, and it doesn't de...

New aerosol observing technique turns gray skies to blue

...s with polarized light. Cairns' technique measures polarization more accurately, integrates more longwave and shortwave polarization information into the mathematical models, and is t...erosol measurements. By integrating the additional polarization wavelengths into their computer models, Cairns est...

Story tips from the Departments of Energy's Oak Ridge National Lab -- March 2009

...igner fellow, and Sergei Kalinin. The ORNL team is pursuing the fundamental polarization and transport behaviors of ferroelectric materials, of which this and a recent study of local polarization switching are the first examples. This research was funded by the Office of...

Artificial cells, simple model for complex structure

...plasm may allow researchers to study the effects of macromolecular crowding in a controlled way. The researchers are also looking at the effects of polarization and other types of compounds on these heterogeneous cells. "One of the things we are looking into is how ions behave in the model cells," said Keat...

Argonne scientists discover possible mechanism for creating 'handedness' in biological molecules

...n in relation to the high-intensity X-ray beam created an excess of one chirality over another. Changing the magnetization direction reverses the spin polarization of the secondary, or low-energy, electrons emitted from the substance. Iron is a common element and is magnetic in many form and ionizing radiation...

polarization in Biological Technology

Scientists demonstrate laser with controlled polarization

Cambridge, Mass. April 13, 2009 Applied scientists at the Harvard School of Engineering and Applied Sciences (SEAS) in collaboration with researchers from Hamamatsu Photonics in Hamamatsu City, Japan, have demonstrated, for the first time, lasers in which the direction of oscillation of the emit...

Receptor Binding Assays using Fluorescence Polarization Detection: the [FP]2TM Characterized Tracers

A. Gagne, E. Robitaille, M. Harvey, J.-A. St. Pierre, D. Wenham and P. Banks Introduction High throughput screening is an indispensable tool for modern drug discovery 1-3 . The process is typically highly automated and can provide screening rates over 100,000 sample...

cAMP DataFile: Homogenous Cyclic AMP detection using High Efficiency Fluorescence Polarization

A Sensitive, Robust, Homogenous, and Rapid Assay Uses High Efficiency Fluorescence Polarization (HEFP) detection method Detects pmol amounts of cAMP Optimized for cell extract and enzyme preparations Requires no separation or wash steps Available in a kit and in bu...

TKXtra DataFile: Homogenous tyrosine kinase detection using High Efficiency Fluorescence Polarization

A Sensitive, Robust, Homogenous,and Rapid Assay Uses High Efficiency Fluorescence Polarization (HEFP) detection method Assays a broad range of tyrosine kinases Requires no separation or wash steps Available in a kit and in bulk packaging Introduction Sc...

Domain walls that conduct electricity

...te is an insulator, but each domain has a distinct polarization or orientation of charge, which Seidel mapped usin...same PFM setup can control the nature of the local polarization of the film by applying a large enough voltage to ...setting a voltage that is too slight to affect the polarization of the domains, the researchers can probe the elec...

U of T physicists squeeze light to quantum limit

...rth, is not flat," says Steinberg. "A state of polarization can be thought of as a small continent floating o...ed for the first time that the spherical nature of polarization creates qualitatively different states and places ...hoton state and shown that the spherical nature of polarization states of light has unavoidable consequences. Si...

polarization in Biological Products

ER-beta Fluorescence polarization Assay Kit from Invitrogen

Description: Estrogen Receptor (ER) Competitor Assay Kits Green for Estrogen Receptors-alpha and -beta (ER-Alpha and ER-Beta) are ideal for screening novel estrogen receptor binding compounds and endocrine disruptors....
Company:Invitrogen

Anti-MBPK Red, 20X Antibody, Unconjugated from Upstate

Description:...dy at 20X concentration for use in KinEASE™ 645nm FarRed fluorescence polarization assays. Quality Assurance Routinely evaluated with KinEASE™ 645nm FarRed fluorescence polarization assays. Stability 6 months at -20°C from date of shipment...
Company:Upstate

Beacon 2000 One-Step FP Std from Invitrogen

Description:...ization Kit is used to demonstrate characteristic high and low fluorescence polarization values of fluorescein solutions to new users of the Beacon 2000 System. It also allows users to compare the polarization values generated by their instrument to the expected values of known soluti...
Company:Invitrogen

Safire 2 from Tecan

Description:...ilable for top and bottom fluorescence intensity measurements, fluorescence polarization studies and multi-channel absorbance and luminescence measurements. Safire ...orbance, 3D- and Synchronous-Scanning Adjustable bandwidth Fluorescence polarization Multichannel absorbance Multichannel luminescence 1536-well plate cap...
Company:Tecan

Standard Beacon 2000 U.S. Extended Warranty (1 year) from Invitrogen

Description:... The Beacon 2000 Fluorescence polarization System is an ideal tool for basic research and assay development. Standard Beacon 2000 System: The Standard Beacon 2000 System uses a quartz-halogen ...
Company:Invitrogen

PolarScreen PPARGamma-Competitor Assay Kit, Red from Molecular Probes (Invitrogen)

Description:...ing potential PPARGamma ligands using fluorescence polarization (FP). The kit contains human PPARGamma-Ligand bind...amma-LBD to the Fluormone ligand results in a high polarization value. This complex is then added to individual te...uring its fluorescent lifetime, resulting in a low polarization value. Non-competitors will not displace the Fluor...
Company:Molecular Probes (Invitrogen)

polarization in Biological Definition

Hyperpolarization

... hyperpolarization occurs when a cell's membrane potential dips below its resting level . In physics , hyperpolarization is the selective polarization of nuclear spin in atoms far beyond normal thermal equilibrium. ...

Louis Pasteur

... chemistry, regarding asymmetric molecules and the polarization of light. A famous quote by Pasteur: " Le ha... 1 Early history 2 Work on chirality and the polarization of light 3 Germ theory 4 Immunology ...came a scientist . Work on chirality and the polarization of light In his early work as a chemist he resol...

Microscope

... Microscope Directory Royal Microscopical Society The Microscope - quarterly journal virtual microscope on plankton A virtual polarization microscope (requires Java) ...

polarization in Biological Dictionary

Uropod

... rear retraction ... ... lamella-specific marker, talin, and a uropod -specific marker, CD44. ... Figure 2. MTs reorient toward the uropod after polarization by fMLF in suspended ... Microspikes on the Lymphocyte Uropod . William McFarland 1 ... Leukocyte uropod formation and membrane/cytoskeleton li...

Kinase

... ... Use the Protein Kinase Assay & Detection Kits brochure and this web resource to ... AMPK (AMP-activated protein kinase ) Fluorescence polarization / FPIA Assay Kits ... Casein Kinase I Assay Kits. Casein Kinase II Assay Kits. Cdk Kinase Assay Kits ... creatine kinase ... kinase (kns, ...

Gastrulation

...rming a gastrula. ... Thus to nineteenth-century embryologists, gastrulation was the process by which ... 1. Summary of gastrulation events. 2. polarization of gastrulating cells ... Movies of C. elegans gastrulation can be seen at the following web sites: ... Gastrulation is a crucial time in the...

Endomembrane system

...omembrane System in Eukaryotic Cells ... Many materials are moved around the cell by the endomembrane system , including some proteins. ... polarization of the endomembrane system is an early event in fucoid zygote ... A polarized endomembrane system not only allows local deposition of membra...

Depolarization

...al term. What does depolarization mean? ... atrial premature depolarization (APD) see under complex. ... The quantity to describe the degree of polarization is the linear depolarization ratio ... The depolarization of the pure molecular atmosphere is nonzero, ... When these cells are rapidly depo...

Biological tissues

...imetry characteristics using a novel Mueller matrix decomposition approach. There have been theoretically analyzed the ways of the formation of the polarization singularities of the biological tissues images of various morphological ... Two-dimensional tomographic images of biological tissue were ob...