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Spectroscopy in Medical News

MR spectroscopy identifies breast cancer, reduces biopsies

OAK BROOK, Ill.Proton magnetic resonance spectroscopy (H MRS) used in conjunction with magnetic resonance imaging (MRI) can aid radiologists in diagnosing breast cancer while reducing the number of false-positive results and invasive biopsies, according to a study focusing on non-mass enhancing b...

A New Form of Spectroscopy to Assess Reproductive Potential of Embryo

Researchers have developed a procedure that estimates the reproductive potential of individual embryos. This process might help to decrease// multiple births and to achieve a higher success rate in women undergoing IVF. Over 100,000 in-vitro fertilization procedures are performed each year in...

Nuclear magnetic resonance spectroscopy aids in mapping protein structure

New research published in the Proceedings of the National Academy of Sciences has outlined the procedure// to gauge the strength of hydrogen bonds in proteins, the building blocks of life. The study was conducted by the University of Wisconsin-Madison biochemists led by John Markley, Professo...

Preterm Babies Benefited from a New NI Spectroscopy

Researchers at the Monash Institute of Medical Research (MIMR) have developed a new machine, named near-infrared spectroscopy, which allowed scientists// to monitor preterm babies constantly. Although it was the first of its kind in Australia, helped doctors to monitor continuously, the fluctu...

Brookhaven Lab and Hybridyne Imaging Technologies Inc., win R&D 100 award

...magery. Other methods for confirming a diagnosis of prostate cancer include conventional nuclear medical imaging techniques, such as positron emission spectroscopy and single photon emission computed tomography. However, the current imaging methods have limitations. Benign and cancerous tumors cannot easily be...

Nonin Medical Announces FDA Clearance for its Next-Generation Regional Oximetry System

...ive Model 7600 offers real-time monitoring of cerebral oxygenation for patients at risk of ischemia. Utilizing next-generation near-infrared spectroscopy (NIRS) -- Nonin's proprietary EQUANOX(TM) regional oximetry (rSO2) technology -- the Model 7600 measures oxygen saturation in the cerebral cortex. Th...

Volcano Achieves Major Milestone in Japan Direct Sales Initiative With Signing of Termination Agreement With Goodman

...-owned subsidiary, Axsun Technologies, Volcano also develops and manufactures optical monitors, lasers and optical engines used in telecommunications, spectroscopy and other industrial applications. These products are sold to a variety of customers, including Nokia Siemens, Ericsson, Alcatel-Lucent and Huawei. Fo...

New data demonstrate potential for early detection of Alzheimer's disease

... this potential diagnostic tool in larger-scale studies." "Near-Infrared spectroscopy of Blood Plasma for Diagnosis of Sporadic Alzheimer Disease," was published in Journal of Alzheimer's Disease , 17:2 (June 2009). Near-infrared spectroscopy is commonly used in medical diagnostics, food and agrochemical quality cont...

Another McGill/JGH breakthrough opens door to early Alzheimer's diagnosis

...ctable wavelengths. In this study, Schipper and his colleague Dr. David Burns head of McGill's Biomedical Laboratory for Informatics, Imaging and spectroscopy at the department of chemistry applied near-infrared light to blood plasma samples taken from patients with early Alzheimer's dementia, mild cogniti...

Nonin Medical Introduces Next-Generation Regional Oximeter at Euroanaesthesia 2009

...offers real-time management of cerebral oxygenation for patients at risk of ischemia. The Model 7600 integrates Nonin's EQUANOX(TM) near-infrared spectroscopy (NIRS) regional oximetry technology to measure the balance of oxygenated and deoxygenated hemoglobin (HbO2 and Hb) in the cerebral cortex. The Model 7...
Spectroscopy in Medical Technology

Bioimpedance Spectroscopy is More Accurate and Reliable Than Other Methods of Subclinical Assessment of Lymphedema in Breast Cancer Patients, According to Paper Published in Journal of Clinical Oncology

SAN DIEGO, July 21 /PRNewswire/ -- Bioimpedance spectroscopy (BIS) is more accurate and reliable than other methods of subclinical assessment of lymphedema in breast cancer patients, according to a paper published in the July 20 issue of Journal of Clinical Oncology (2008; Vol. 26, Issue 21: 3...

FDA Grants Market Clearance for the LipiScan(TM) Coronary Imaging System Developed by InfraReDx, Inc. - A Novel Spectroscopy System for the Identification of Lipid Core Containing Plaques of Interest in the Coronary Arteries

BURLINGTON, Mass., April 29 /PRNewswire/ -- InfraReDx, Inc. announced today that it has received 510(k) clearance from the U.S. Food and Drug Administration (FDA) to market its catheter-based LipiScan(TM) Coronary Imaging System. The LipiScan device uses near-infrared spectroscopy to identify ...

New Insight Into the Controls on a Go-To Enzyme

...of those X-rays. To overcome the crystallization bottleneck, a lengthy and unpredictable variable in X-ray crystallography, the investigators used NMR spectroscopy to tailor the perfect enzyme-inhibitor complex. Tudor Moldoveanu, Ph.D., a postdoctoral fellow in Green's laboratory, performed X-ray struct...

96-Well Filtration Plate From Varian, Inc. Improves Sensitivity and Precision for Trace Bio-Analysis by LC/MS

...-clinical and clinical trials, the lipids, proteins and surfactants in a biofluid sample must be removed before analysis by liquid chromatography/mass spectroscopy (LC/MS). Incomplete removal leads to ion suppression (reduced sensitivity) and, over time, degrades the performance of both the LC column, reducing co...

Published Guidelines Further Support Use of Bioimpedance Measurement Technology for Early Assessment of Lymphedema

.../lymphedema/patient/ . About ImpediMed ImpediMed is the world leader in the development and distribution of medical devices employing Bioimpedence spectroscopy (BIS) technologies for use in non-invasive screening and monitoring of human disorders and diseases. ImpediMed's primary product range consists of a n...

Studies Point to Benefits of Personalized Chemotherapy Dose Management in Colorectal Cancer

...To date, analysis of 5-FU patient blood concentrations could only be performed by complex, labor-intensive methods, such as liquid chromatography-mass spectroscopy (LC-MS). Saladax Biomedical, Inc., a Bethlehem, Pa.-based biotech company, is sponsoring a soon-to-enroll study to support the case for blood-based 5-...

Diagnostic Center for Disease: Prostate Biopsy Spreads Prostate Cancer Cells

... potential savings of millions of dollars to the healthcare industry. The secret to success involved the use of a 3.0 Tesla Magnetic Resonance Imaging spectroscopy scan (MRI -S) which predicted and confirmed the presence of prostate cancer. This technology, featured at the Diagnostic Center for Disease(TM), repre...

Prescient Medical, Inc. Acquires New Technology to Detect Inflammation in Coronary Blood Vessels

... Time Resolved Light Induced Fluorescence spectroscopy (TR-LIFS) to be Combined with Other PMI Diagnostic Technologies to Help Prevent Deaths Related to Heart Attacks DOYLESTOWN...

Low-Density Cholesterol Subfractions: Not all LDL-C Particles are Created Equal

...eakdown and subsequent risk. The NMR LipoProfile (LipoScience, Inc.) also measures LDL particle size and distribution, by nuclear magnetic resonance spectroscopy blood test. The LipoProfile identifies the average size of LDL particles (in units of nanomoles of particles per liter), linking a greater distributio...
Spectroscopy in Medical Products

Simplicity Water System

Description:...able; system weighs less than 12 kg (25 lbs) with completely filled reservoir Applications Chromatography: HPLC-quality water Spectrometry and spectroscopy pH and ion analysis High-quality glassware rinsing ...
Company:Millipore

Simplicity 185 (UV) Water System

Description:...able; system weighs less than 12 kg (25 lbs) with completely filled reservoir Applications Chromatography: HPLC-quality water Spectrometry and spectroscopy pH and ion analysis High-quality glassware rinsing ...
Company:Millipore

Lyphochek Whole Blood Control

Features:...ased control 3 year shelf life at 28C Lead assay values for Atomic Absorption (AA), Anodic Stripping Voltammetry (ASV) and Isotope Dilution Mass spectroscopy (IDMS) ...
Company:Bio-Rad Laboratories

Intera 3.0T

Features:...nging the power of 3.0T into a clinically practical, patient friendly design. Real-time MR scanning thanks to Philips real-time spectrometer. Advanced spectroscopy package. Interactive real-time scanning. Patient friendly, open design with the ultra-short 1.57 m magnet and wide 60 cm patient opening. Fully integr...
Company:Philips Medical Systems
Spectroscopy in Medical Definition

Photomedicine

...erence Tomography using infrared light of coronary plaques Confocal microscopy and fluorescence microscopy of in vivo tissue Diffuse reflectance spectroscopy for in vivo quantification of pigments (normal and cancerous), and hemoglobin Perpendicular-polarized flash and fluorescence photography of the sk...
Spectroscopy in Medical Dictionary

Porphyria

... Patients with acute porphyria (PCT, AIP, HCP, VP) are at increased risk over ... Porphyria is diagnosed through spectroscopy and biochemical analysis of blood, ... Discusses the types, causes, symptoms, diagnosis, and treatment of porphyria . ... Each type of porphyr...

Absorption

...d with the route of exposure. ... Absorption spectroscopy | World of Chemistry. Absorption spectroscopy summary with 2 pages of encyclopedia entries, rese...ndicating a visible absorption . ... Absorption spectroscopy ... ...
Spectroscopy in Biological News

NIH stimulus funding supports Emory biomedical scientists

...sion. Certain chemicals produced as part of the brain's metabolism could signal the presence of the disease. Scientists are testing magnetic resonance spectroscopy as a way to spot these chemicals in the brain. Impact of video viewing on infant learning TV programs and videos targeted at infants are flouri...

August 2009 Geology and GSA Today media highlights

...ic understanding of avulsions that allows for accurate prediction of their location. Mapping potentially asbestos-bearing rocks using imaging spectroscopy G.A. Swayze et al., U.S. Geological Survey, Denver, Colorado 80225, USA. Pages 763-766. Rock and soil that may contain naturally occurring asbest...

Scientists closer to making implantable bone material, thanks to new research

...terials that will have the highest chance of success when implanted into patients." To carry out their analysis, researchers used laser-based raman spectroscopy to understand the detailed chemical make-up of live cells as they grew and multivariate statistical analysis techniques, which enabled them to compare...

New technique can fast-track better ionic liquids for biomass pre-treatments

...nterest. Simmons and Singh have turned this "nuisance" into an effective tool. Using auto-fluorescence in combination with a variety of microscopy and spectroscopy techniques, they were able to map and visualize cellulose and lignin first in pristine switchgrass and then during treatment with the EmimAc ionic liq...

'Normal' cells far from cancer give nanosignals of trouble

...le tissue, such as the cheek for lung cancer detection. The partial wave spectroscopy (PWS) technique, once optimized, could be used to detect cell abnormalities...ay provide an important step forward in cancer screening." "Partial wave spectroscopy is a paradigm shift from conventional diagnostic techniques, which involve ...

Chemical in blood may explain susceptibility to bladder pain

...pectroscopy to tell the difference between blood samples indicating the presence or lack of disease based on the samples' molecular profiles. Infrared spectroscopy identifies the biochemical content of a blood sample based on where peaks of molecules appear in the infrared spectrum. Samples from humans and cats w...

From the glass to the brain in 6 minutes

...rain cells, as the scientists in Heidelberg proved using magnetic resonance spectroscopy (MRS). Previously the only available data was from animal trials. The resul...esearchers examined what a "hangover" does to the brain magnetic resonance spectroscopy can possibly enable us to find out what substances in alcoholic beverages b...

Microtest Labs Adds Dissolution Testing to its Suite of Analytical and Stability Testing Services

...ished Dissolution is a sample preparation technique. Samples still need to be analyzed separately, usually by Microtest's HPLC or UV spectroscopy testing. Typical samples are oral dosage forms, although it can also be used on topicals and transdermal systems. In addition to dissolution test...

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

...nd 1990, when efficient methods for generating and detecting the radiation become available. The expected applications include carrying out biological spectroscopy and imaging buried structures in semiconductors. Rice University physicist Daniel Mittleman and his colleagues at Sandia and Los Alamos National La...

'Disordered' amino acids may really be there to provide wiggle room for signaling protein

...hich can determine a protein's shape by measuring how the individual atomic nuclei of a protein interact with an intense magnetic field. Since NMR spectroscopy works best with small proteins not large flexible molecules like NHREF1 Roder, his staff scientist Hong Cheng, Ph.D., and their colleagues came up w...
Spectroscopy in Biological Technology

First Use in Coronary Patients of a Combined Near-Infrared Spectroscopy and Ultrasound Imaging Catheter

BURLINGTON, Mass. and ROTTERDAM, Netherlands, May 19 /PRNewswire/ -- InfraReDx, Inc. announced today the first use in patients of a novel coronary catheter that uses both light and sound to image coronary plaques. Working on a team led by Dr. Patrick Serruys, Dr. Martin van der Ent performed the p...

Spectros Corporation Protects Its Cool White LED Spectroscopy Technology Against Alleged Infringement by Thermo Fisher Scientific

PORTOLA VALLEY, Calif., May 6 /PRNewswire/ -- Spectros Corporation (Portola Valley, CA) filed in Federal District Court today against Thermo Fisher Scientific (NYSE: TMO ), alleging infringement of Spectros' spectroscopy patent family by TMO's Nanodrop 3300 product. Spectros invented and commerc...

Fluorescent glass SRMs are new tool for spectroscopy

Researchers at the National Institute of Standards and Technology (NIST) have developed two new calibration tools to help correct and validate the performance of analytic instruments that identify substances based on fluorescence. Recent years have seen a significant increase in the developmen...

Photoluminescence Spectroscopy of Quantum Dots, monitored by the Spex FluoroMax

The optical properties of quantum dots (QDs) have potential applications in optoelectronics, biosensing and biolabeling, memory devices, and sources of laser light. For example, alloyed CdSeTe QDs are shown herein to possess a nonlinear change i...

Volcano Corporation Presentation At Canaccord Adams Conference To Be Webcast

...-owned subsidiary, Axsun Technologies, Volcano also develops and manufactures optical monitors, lasers and optical engines used in telecommunications, spectroscopy and other industrial applications. These products are sold to a variety of customers, including Nokia Siemens Networks, Ericsson, Alcatel-Lucent and H...

Muscular protein bond -- strongest yet found in nature

...anoscale "anchor" basically allowing them to pull on the bond from various directions and measure its performance under stress. Single-molecule force spectroscopy was performed on a custom-built atomic force microscope. Well characterized mechanical "fingerprints" made it possible to distinguish single-molecule ...

Monitoring water through a snake's eyes

...old. Preliminary field experiments have already been done at several European sites, and the results were reported recently in the Journal of Applied spectroscopy . The Colors of Danger Once in use, the sensor system would be one of the first real-time water monitors in the United States to provide protec...

Celsense, Inc Receives NIH Grant to Translate Cell Imaging Technology for Clinical Use

...rior to administration to the patient. Cell migration and biodistribution are subsequently monitored using fluorine-19 (19F) MRI or magnetic resonance spectroscopy (MRS). The key advantage of Cell Sense is that the 19F images are extremely selective for the labeled cells, with no background signal from the host&r...

Monitoring water through a snake's eyes

...old. Preliminary field experiments have already been done at several European sites, and the results were reported recently in the Journal of Applied spectroscopy . The Colors of Danger Once in use, the sensor system would be one of the first real-time water monitors in the United States to provide protec...

Spectros T-Stat Tissue Oximeter Clinical Studies Presented at PAS (Pediatric Academic Societies') Conference

... The first abstract was titled, "Visible Light spectroscopy (VLS) for Detecting Alterations in Tissue Oxygenat...pectroscopy." The authors concluded visible light spectroscopy can be used as a method to measure real-time plasm...meter that utilizes state-of-the-art visible light spectroscopy (VLS) technology. In clinical use, T-Stat is a re...
Spectroscopy in Biological Products

N5 Submicron Particle Size Analyzer - 115V from Beckman Coulter

Description:...analyzer that can reliably detect the component populations in your sample every time. The N5 Submicron Particle Size Analyzer uses Photon Correlation spectroscopy (PCS) , which determines particle size by measuring the rate of fluctuations in laser light intensity scattered by particles as they diffuse through a...
Company:Beckman Coulter

N5 Submicron Particle Size Analyzer - 230V from Beckman Coulter

Description:...analyzer that can reliably detect the component populations in your sample every time. The N5 Submicron Particle Size Analyzer uses Photon Correlation spectroscopy (PCS) , which determines particle size by measuring the rate of fluctuations in laser light intensity scattered by particles as they diffuse through a...
Company:Beckman Coulter

LS 45 Luminescence Spectrometer, 230V from PerkinElmer

Description:...old standard for automated bioresearch: Developed for a wide range of bioanalytical applications • Based on decades of experience in Luminescence spectroscopy • Automated accessories designed for bioresearch • Holographic gratings for reduced stray light • Versatility, reliability and ease-of-...
Company:PerkinElmer

LS 45 Luminescence Spectrometer, 120V from PerkinElmer

Description:...old standard for automated bioresearch: Developed for a wide range of bioanalytical applications • Based on decades of experience in Luminescence spectroscopy • Automated accessories designed for bioresearch • Holographic gratings for reduced stray light • Versatility, reliability and ease-of-...
Company:PerkinElmer
Spectroscopy in Biological Definition

Bioinformatics

... expression (SAGE) tag sequencing, massively parallel signature sequencing (MPSS), or by measuring protein concentrations with high-throughput mass spectroscopy . All of these techniques are extremely noise-prone and/or subject to bias in the biological measurement, and a major research area in computational b...

Biophysics

... bioenergetics muscle and contractility nucleic acids photobiophysics and biophotonics proteins supramolecular assemblies spectroscopy , imaging etc. systems neuroscience neural encoding bionics polysulphur membranes Famous biophysicists Luigi Galvani , d...

Bioinformatics

... expression (SAGE) tag sequencing, massively parallel signature sequencing (MPSS), or by measuring protein concentrations with high-throughput mass spectroscopy . All of these techniques are extremely noise-prone and/or subject to bias in the biological measurement, and a major research area in computational b...

Magnetic resonance imaging

... resonance angiography 2.2.3 Magnetic resonance spectroscopy 2.2.4 Functional MRI 2.2.5 Interventional MR...tly moved into that plane. Magnetic resonance spectroscopy Magnetic resonance spectroscopy (MRS), also known as MRSI (MRS Imaging) and Volume...

Photon

...ive mass , which means that it cannot travel at c , the speed of light in a vacuum. See also Particle physics Photonics Optics spectroscopy Photoelectric effect Compton scattering Bremsstrahlung Cerenkov radiation List of particles Derived meanings For the ...

Proteomics

.... This concerns the high-throughput determination of protein structures in three-dimensional space. Common methods are x-ray crystallography and NMR spectroscopy . Interaction proteomics . This concerns the investigation of protein interactions on the atomic, molecular and cellular levels Protein modifi...

Secondary structure

...helices , beta sheets , turns , and random coil , among other less common structure. Such structures often can be detected by circular dichroism spectroscopy . Nucleic acids also have secondary structure, most notably single-stranded RNA molecules. At a higher level, secondary structure generally refl...

Optical spectrum

...m 2 Explanation of Newton's experiment 3 spectroscopy 4 See also Historical use of the te...ssible. The result is the spectrum of colors. spectroscopy The scientific study of objects based on the spectrum of the light they emit is called spectroscopy . One particularly important application of...
Spectroscopy in Biological Dictionary

Secondary Structure

...egments of a polypeptide chain ... like the alpha-helix, a repeating secondary structure . ... Secondary structure can be determined by CD spectroscopy in the "far-uv" ... The approximate fraction of each secondary structure type that is present in any ... Secondary structure prediction has...

Absorption spectrum

...ctrum . Every chemical element has absorption lines at... Absorption spectroscopy refers to a range of techniques employing the interaction of electromagneti...he absorption spectrum of a gas by dragging any of the gas lamps ... spectroscopy : Absorption Spectra ... Absorption spectrum - Wikipedia, the free ...
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