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particles in Medical News

Waves, particles and medicine in Houston

July 10, 2008 -- Later this month, thousands of scientists and health professionals from the field of medical physics will meet at the 50th meeting of the American Association of Physicists in Medicine (AAPM) in Houston, Texas. There, from July 27 to July 31, they will present the latest technolog...

Pollution Particles Impair Blood Vessel Function

Study finds pressure readings rise, urges broader public action to curb effects WEDNESDAY, May 14 (HealthDay News) -- Just a few hours of exposure to particulate matter air pollution can increase blood pressure and harm blood vessel function within 24 hours, a new study finds. The f...

LightAir Cleans the Air From the Smallest and Most Dangerous Particles Without Generating Ozone

STOCKHOLM, March 12 /PRNewswire/ -- LightAir IonFlow 50 air purifier delivers cleaner and healthier air. It effectively cleans the air from the smallest and most harmful pollutants that affect us every day at work and at home. LightAir offers a strong added health value through the unbeatable ...

Smallest Air Pollution Particles Hurt Heart Most

Cause plaque build-up in arteries, negate effects of "good" cholesterol SATURDAY, Jan. 19 (HealthDay News) -- The tiniest bits of air pollution from your vehicle's exhaust may be the most dangerous to your heart's health, suggests a new U.S. study. Particles that are about one-thous...

Inhaled Particles Increases the Risk of Lung Cancer

Exposure to certain types of inhaled particles in occupational settings and in the environment has been linked to increases in lung cancer risk. The December// Journal of Occupational and Environmental Medicine, official publication of the American College of Occupational and Environmental Medicine...

Nano-sized inhaled particles traverse quickly from nose to brain

To understand the health implication when tiny particles in the air is inhaled, University of Rochester Medical Center scientists demonstrated that when rats inhale// , nano-sized particles quickly traverse the pathway and make it to many regions in the brain. This study is published in the August ...

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particles in Medical Technology

Recent Findings from the Framingham Offspring Study Show Low Numbers of LDL Particles (LDL-P) by NMR are Associated With Fewer Heart Disease Related Events than Equivalently Low Levels of LDL Cholesterol (LDL-C).(1)

RALEIGH, N.C., Dec. 13 /PRNewswire/ -- The most recent study from the landmark Framingham trial demonstrates the clinical significance of knowing the number of LDL particles (LDL-P) by NMR in the management of a patient's risk for heart disease. This longitudinal outcomes study shows that low ...

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

Kerri Penno Contributing Editor Medical conventions are challenged every day. Already in the new year, the effectiveness of cold medicine and the gold standard in breast cancer treatment have been challenged. Standards in cholesterol testing are the latest casualty of medical innovation....

Aethlon Medical to Present at the 2009 RedChip Small-Cap Investor Conference on June 16, 2009

...he immune system proven to capture infectious viruses and immunosuppressive particles from the human circulatory system. Additional information can be accessed ...he immune system proven to capture infectious viruses and immunosuppressive particles from the human circulatory system. The device targets to inhibit disease p...

AlphaVax Announces Promising Results in Melanoma Studies

...ing in Seattle, Washington. Results from pre-clinical studies conducted at MSKCC demonstrate the ability of AlphaVax's virus-like replicon vector particles (VRP) encoding melanoma-specific tumor antigens to reduce melanoma tumor burden in a state-of-the-art murine melanoma model. Jedd D. Wolchok, M.D...

Prometheus and Rosetta Genomics Announce License and Collaboration Agreement

...ng out mesothelioma in patients diagnosed with adenocarcinoma in the lung who have been exposed to mesothelioma-related substances, primarily asbestos particles and heavy metals. About MicroRNA MicroRNAs (miRNAs) are recently discovered, naturally occurring, small RNAs that act as master regulator...

MannKind Updates Status of NDA Submission for AFRESA

...it apart from all other insulin products. The large surface area of the lung provides unique access to the circulatory system. The pH-sensitive AFRESA particles immediately dissolve upon contact with the lung surface, releasing insulin monomers that rapidly enter the bloodstream. It achieves peak insulin leve...
particles in Medical Products

FDP PLASMA

Description:... Determination of FDP in Plasma by Latex Agglutination, 60 tests.Microlatex particles coated with mouse monoclonal anti-human FDP antibodies....
Company:Diagnostica Stago, Inc.

STA LIATEST D-DI

Description:... Immuno-turbidimetric Assay of D-Dimer by STA© Analyzers. Microlatex particles coated with two different mouse monoclonal anti-human D-Dimer antibodies....
Company:Diagnostica Stago, Inc.

LIATEST AT III

Description:... Immuno-turbidimetric Assay for Antithrombin III Antigen. Suspension of microlatex particles coated with specific antibodies....
Company:Diagnostica Stago, Inc.

LIATEST PROTEIN S

Description:... Immuno-turbidimetric Assay for Protein S Antigen. Suspension of microlatex particles coated with specific antibodies....
Company:Diagnostica Stago, Inc.

STA LIATEST VWF

Description:... Immuno-turbidimetric Assay of von Willebrand Factor (vWF) Antigen by STA© Analyzers. Microlatex particles coated with rabbit anti-human vWF antibodies....
Company:Diagnostica Stago, Inc.

MagPrep® Streptavidin Beads

Description:... MagPrep® Streptavidin Beads are encapsulated super-paramagnetic polystyrol particles coated with streptavidin. The beads have a diameter of 1 m and are provided as a stabilized aqueous suspension of 10 mg / ml....
Company:EMD Biosciences, Inc.
particles in Medical Definition

Nuclear medicine

...( leukocyte scintigraphy and red cell scintigraphy). Most diagnostic radionuclides emit gamma rays , while the cell-damaging properties of beta particles are used in therapeutic applications. Refined radionuclides for use in nuclear medicine are derived from fission or fusion processes in nuclear re...
particles in Medical Dictionary

Vesicles

...brane vesicles (BBMVs) from human kidney cortex were prepared as ... Vesicles or other bodies in the cytoplasm move macromolecules or large particles ... Vesicles often migrate to and merge with the plasma membrane, releasing their ... Learn about the causes of Vesicles and treatments for ...

Urine specific gravity

...ne specific gravity in practice. Australian Veterinary Journal 1998;76,392-398 ... Urine specific gravity measures the concentration of particles in the urine (see ... is a more exact measurement of urine concentration than specific gravity because ... ...

Urinary casts

.... Definition ... Urinary casts are tube-shaped particles made up of white blood cells, red blood ... Urinary casts are tube-shaped particles made up of white blood cells, red blood ... C... kidney. ... Urinary casts are tube-shaped particles made up of white blood cells, red blood ... C...

Spleen

... I recently heard about a hockey player who had to have his spleen remove. ... Ordinarily, the spleen filters out infection and other unwanted particles from ... Spleen removal (splenectomy) is surgery to remove a diseased or damaged spleen . ... Blood clot (thrombosis) in the blood vessel...

Soy

... an annual plant that has been used in China for 5,000 years as a... Soy protein is generally regarded as the storage protein held in discrete particles called protein bodies, which are estimated to contain at least 60–70% of the total soybean protein. Upon germination of the soybean, the protein w...

Sneezing

...rom the lungs through the nose and mouth, most commonly caused by foreign particles irritating the nasal mucosa. Sneezing can further be triggered through su...nasal itching, nasal discharge, itching ... Sneezing can send small particles from the nose at up to 100 ... can cause sneezing . ... to your doctor if ...
particles in Biological News

UCSD researchers make first direct observations of biological particles in high-altitude ice clouds

A team of UC San Diego-led atmospheric chemistry researchers moved closer to what is considered the "holy grail" of climate change science when it made the first-ever direct detection of biological particles within ice clouds. The team, led by Kerri Pratt, a Ph.D. student of atmospheric chemist...

Dangerous printer particles identified

The identity and origin of tiny, potentially hazardous particles emitted from common laser printers have been revealed by a new study at Queensland University of Technology. Professor Lidia Morawska from QUT's International Laboratory for Air Quality and Health lead the study to answer questio...

When particles are so small that they seep right through skin

Scientists are finding that particles that are barely there tiny objects known as nanoparticles that have found a home in electronics, food containers, sunscreens, and a variety of applications can breech our most personal protective barrier: The skin. The particles under scrutiny by Lisa DeL...

Mesothelin engineered on virus-like particles provides treatment clues for pancreatic cancer

New understanding of a protein that spurs the growth of pancreatic cancer could lead to a new vaccine against the deadly disease, said researchers at Baylor College of Medicine in Houston in a report appearing in the current edition of the journal Molecular Cancer Therapeutics. The protein call...

Tiny dust particles from Asian deserts common over western United States

It has been a decade since University of Washington scientists first pinpointed specific instances of air pollution, including Gobi Desert dust, traversing the Pacific Ocean and adding to the mix of atmospheric pollution already present along the West Coast of North America. Now a UW research...

MIT sculpts 3-D particles with light

CAMBRIDGE, Mass.--MIT engineers have used ultraviolet light to sculpt three-dimensional microparticles that could have many applications in medical diagnostics and tissue engineering. For example, they could be designed to act as probes to detect certain molecules, such as DNA, or to release drugs...

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particles in Biological Technology

Nanotech particles affect brain development in mice

Maternal exposure to nanoparticles of titanium dioxide (TiO2) affects the expression of genes related to the central nervous system in developing mice. Researchers writing in BioMed Central's open access journal Particle and Fibre Toxicology found that mice whose mothers were injected with the n...

Penn scientists carve functional nanoribbons using super-heated, nano-sized particles of iron

PHILADELPHIA - Due to its remarkable electronic properties, few layer graphene, or FLG, has emerged as a promising new material for use in post-silicon devices that incorporate the quantum effects that emerge at the nanoscale. Now, physicists at the University of Pennsylvania have demonstrated a...

Physicists discover how fundamental particles lose track of quantum mechanical properties

(New Orleans, La.) In todays Science Express, the advance online publication of the journal Science, researchers report a series of experiments that mark an important step toward understanding a longstanding fundamental physics problem of quantum mechanics. The scientists presented their finding...

'Two-Faced' Particles Act Like Tiny Submarines

RALEIGH, N.C., Feb. 29 /PRNewswire-USNewswire/ -- For the first time, researchers at North Carolina State University have demonstrated that microscopic "two-faced" spheres whose halves are physically or chemically different -- so-called Janus particles -- will move like stealthy submarines whe...

'2-faced' particles act like tiny submarines

For the first time, researchers at North Carolina State University have demonstrated that microscopic "two-faced" spheres whose halves are physically or chemically different so-called Janus particles will move like stealthy submarines when an alternating electrical field is applied to liquid sur...

CeloNova BioSciences Announces World's First Line of Fully Color-Coded Embolic Particles at CIRSE: Embozene(TM) Color-Advanced Microspheres

ATLANTA, Sept. 8 /PRNewswire/ -- CeloNova BioSciences, Inc. ("CeloNova"), a leading developer of innovative medical devices, today unveiled the world's first fully color-coded line of embolic particles, Embozene(TM) Color-Advanced Microspheres, at the annual meeting of the Cardiovascular and I...
particles in Biological Products

Captivate magnetic separator for six microtubes from Molecular Probes (Invitrogen)

Description:...gnetic separator for six microtubes can be used in conjunction with the Captivate ferrofluid conjugates (C-21473, C-21474, C-21476) or other magnetic particles and can accommodate six 1.5 mL microcentrifuge tubes. Cell Biology Cell Separation Captivate Magnetic Particle Accessories...
Company:Molecular Probes (Invitrogen)

Captivate magnetic separator for 96-well microplates from Molecular Probes (Invitrogen)

Description:...c separator for 96-well microplates can be used in conjunction with the Captivate ferrofluid conjugates (C-21473, C-21474, C-21476) or other magnetic particles and is compatible with most 96-well microplates. Cell Biology Cell Separation Captivate Magnetic Particle Accessories...
Company:Molecular Probes (Invitrogen)

Dynabeads M-280 Tosylactivated from Dynal Biotech

Description:... Ideal for isolation and affinity purification of small components such as proteins and peptides. Hydrophobic, monodisperse magnetic particles (2.8 m in diameter) with p-toluene-sulfonyl (tosyl) groups, further surface activation is not required. Allows easy coupling of antibodies with optima...
Company:Dynal Biotech

N5 Submicron Particle Size Analyzer - 115V from Beckman Coulter

Description:... If particles in the submicron range are part of your production...fluctuations in laser light intensity scattered by particles as they diffuse through a fluid. PCS is the only n...measurements at only 90 degrees. Because submicron particles scatter light in patterns depending on particle si...
Company:Beckman Coulter

N5 Submicron Particle Size Analyzer - 230V from Beckman Coulter

Description:... If particles in the submicron range are part of your production...fluctuations in laser light intensity scattered by particles as they diffuse through a fluid. PCS is the only n...measurements at only 90 degrees. Because submicron particles scatter light in patterns depending on particle si...
Company:Beckman Coulter

Partec CCA from GCAT, Inc.

Description:...he Partec Cell Counter Analyser counts cells based on specific fluorescence labelling such that the CCA detects only cells, so that other non cellular particles do not influence the results. While passing through a 250 m square quartz cuvette each cell emits a fluorescence light signal which is used as a coun...
Company:GCAT, Inc.
particles in Biological Definition

ATP synthase

...nal of Molecular Biology, Vol 22, p 63). These are particles of 9 nm diameter that pepper the inner mitochondri...l membrane. They were originally called elementary particles and were thought to contain the entire respiratory... and with the ATPase activity in submitochondrial particles created by exposing mitochondria to ultrasound. T...

Chromatography

...adex gel chromatography, separates molecules on basis of size. Smaller molecules enter a porous media and take longer to exit the column, hence larger particles leave the column first. GPC is good for determining polymer molecular weight distribution, but is low resolution . Affinity chromatography ...

Defective interfering particle

... Defective interfering particles ( DIPs ) are virus particles that are missing part or all of their genome . Because of these deletions ...

Diffusion

...is the spontaneous spreading of something such as particles , heat , or momentum . The phenomenon is readily...n motion Brownian motion occurs when discrete particles diffuse in a liquid medium. Since the energy is thermal, the mass of the particles must be very small in order that the motion be obs...

Ebola

...reported to be between 60-80 nm in diameter; the length of a filament associated with an individual viral particle is extremely variable, with Ebola particles of up to 14,000 nm in length being reported. An average length, which may represent the most infectious particles, is in the region of 1000 nm. The f...

Equilibrium

... signal is also called a differential signal . Further reading Mechanical equilibrium: Marion & Thornton, Classical Dynamics of particles and Systems. Fourth Edition, Harcourt Brace & Company (1995). Thermodynamic equilibrium: F. Mandl, Statistical Physics, Second Edition...
particles in Biological Dictionary

Virion

.... This article is about the biological agent. ... particle, known as a virion , consists of nucleic acid ... Outside the cell, they consist of particles called virions . ... The virion attaches to the surface of the host cell (usually binding to a ... virion n. A complete viral particle, co...

Strand

... A beach or strand is a geological formation consisting of loose rock particles along the shoreline of a body of water. Strand is a seaside resort town situated on the eastern edge of False Bay and at the foot of the Hotten...

Semi-conservative

...ve I would expect an ... Wouldn't both dispersive and semi - conservative replication result in an ... Semi - conservative transcription in particles of a double-stranded RNA mycovirus. ... i.e. the reaction is semi - conservative with respect to double-stranded RNA. ... Glossary of terms relat...

Sarcoplasmic reticulum

...eavy sarcoplasmic reticulum vesicles: identification and ... Surface particles of sarcoplasmic reticulum membranes. ... Lipid composition of purified ... rabbit. ... The purified ATPase of sarcoplasmic reticulum exists as particles with minimum ... Sarcoplasmic Reticulum in Duchenne Muscular Dystrophy ...

Ribosomes

...ms, ... The prevailing notion was that ribosomes come in two forms, the smaller, 70S ... It was expected that organellar ribosomes would be 70S particles (reminiscent of ... Explanation of how the information encoded in mRNA is translated into a polypeptide. ... Ribosomes that synthesize 13 of the ...

Ribonucleic acid

... What is ribonucleic acid ? Meaning of ribonucleic acid medical term. What does ... ribonucleic acid . ribonucleoprotein. ribonucleoprotein particles ... RNA, ribonucleic acid , is the genetic material that transcribes DNA's instructions and translates instruction into construction of protei...
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