Sphere

Tiny Sphere Of Nanoparticles Can Fight Cancer

Researchers have found in a preclinical trail, that siRNA packed as a tiny sphere can shrink ovarian cancer.// Researchers from the University of Texas M. D. Anderson Cancer Centre had reported in the August 15th edition of Clinical Cancer Research, that siRNA that are wrapped up in a tiny sp...

Colorado professor recognized for outstanding published work in public health systems research

... health care providers, insurers, purchasers, public health agencies, community-based organizations, and entities that operate outside the traditional sphere of health care. ...

10 students receive scholarships for outstanding work in public health systems research

... health care providers, insurers, purchasers, public health agencies, community-based organizations, and entities that operate outside the traditional sphere of health care. ...

External beam partial breast irradiation most cost-effective treatment

...gy external X-rays to deliver radiation to the breast after a lumpectomy and brachy-PBI delivers radiation through either implanted needles or a small sphere placed into the post-lumpectomy cavity in the breast. Whole breast radiation therapy is currently the standard of care, but it is a more time-consu...

UH optometrists make custom contact lenses for long-underserved patients

...fessor of optometry, but, in the normal eye, most of the time they're not particularly limiting. The lenses the team is making not only incorporate sphere and cylinder, which are commonly corrected in glasses and contact lenses, but they also correct an entire other family of aberrations, which are induc...

Eye Cells Believed to Be Retinal Stem Cells Are Misidentified

... These spheres, in turn, could be cultured to give rise to more spheres, reminiscent of the self-renewing capability of stem cells. Also, the cultured sphere cells showed activation of genes characteristic of adult eye cells. "The first clue that these cells were not stem cells was that they were pigme...

Globus Medical's MicroFuse(TM) Technology Engineered for Optimal Strength and Porosity

...rength is derived from its unique three-dimensional structure which translates into better intra-operating handling characteristics. Due to its bonded sphere structure, MicroFuse(TM) is less likely to break apart while mixing with bone graft and during impaction at the bone defect site. MicroFuse(TM)'s stru...

Tiny capsules deliver

...bstance that can be removed later leaving a hollow sphere for liquid drugs. They reported their results onli...e attached to a flat surface so the section of the sphere touching the surface is not coated, leaving about ...ys Velegol. "We also designed the tiny hole in the sphere for controlled delivery and that is a new developm...

Microsoft and HIMSS Launch Health Users Group Across EMEA

...the existing Microsoft HUG site ( http://www.mshug.org ), will give members access to a resource that connects solutions, experts and peers to a wider sphere of influence and education. Members receive the following benefits: -- Access to the latest solutions and technology from leading minds at M...

WellPoint Awarded Prestigious International Marketing Award

...box with the word "Simple" on the outside, and "is more complex than it looks" on the inside lid. The box also included an actual Ecosphere -- a glass sphere that encloses a perfectly balanced, self-contained aquatic ecosystem of bright red shrimp, algae and bacteria -- as well as additional marketing mater...

Sphere in Medical Products

MEDPOR Sphere Inserter

Description: Medpor Sphere Inserter. The Inserter is provided as a value added item to Medpor Orbital Implants....
Company:Porex Surgical Products Group

Carter Sphere Introducer and Holder

Description: Designed to insert eye spheres using spring loaded plunger. Polished finish. Overall length: 125 mm, 4.9 inches....
Company:Bausch & Lomb Storz

MEDPOR PLUS Sphere

Description: Spheres for Enucleation and Evisceration. The new MEDPOR PLUS Spheres combine the structure of standard MEDPOR Spheres with a bioactive glass (Bioglass) mixture. The Bioglass component, mixed throughout the sphere structure, promotes more rapid fibrovascular ingrowth into the MEDPOR PLUS sphere. ...
Company:Porex Surgical Products Group

Proclear Sphere

Description: Just about any contact lenses will feel good when you first put them in. But what about four, eight or 12 hours later? Many lenses start to feel dry, itchy or make your vision begin to look blurry. But with Proclear lenses, youll enjoy an unrivaled level of comfort all day long. This exceptio...
Company:CooperVision

Preference Sphere

Description: Experience great vision, comfort and durability in a quarterly-replacement lens....
Company:CooperVision

Frequency 55 Sphere

Description: Exceptional comfort, handling and eye health with a convenient replacement schedule. Suitable for wearers seeking the ideal combination of convenience and performance in a planned replacement soft lens....
Company:CooperVision

CV Encore Sphere

Description: CV Encore Sphere are disposable soft contact lens that offers an ideal combination of convenience and performance....
Company:CooperVision

Doherty Eye Sphere

Description: 20 mm. Plastic, methylmethacrylate. Supplied sterile....
Company:Bausch & Lomb Storz

Eye Sphere

Description: 22 mm. Plastic, methylmethacrylate, lightweight. Supplied sterile....
Company:Bausch & Lomb Storz

Silicone Eye Sphere

Description: Soft, autoclavable, and without conformer....
Company:Bausch & Lomb Storz

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Sphere in Biological News

All-in-1 nanoparticle: A Swiss Army knife for nanomedicine

...ly would be used for fluorescent imaging. The gold sphere could be used for scattering-based imaging, which ...d Jin avoided this problem by building a thin gold sphere that surrounds but never touches the quantum dot. ... to 10 times, as it has in other cases. The gold sphere offers one further benefit. Gold is biocompatible,...

2009 AIBS Media Award

...ntertaining and informative tour of the male anatomy. The judges also appreciated that the story's placement in a publication outside the conventional sphere of science journalism should help fulfill AIBS's ambitions of reaching a wider audience with its message about the importance and relevance of the bio...

Eye cells believed to be retinal stem cells are misidentified

... These spheres, in turn, could be cultured to give rise to more spheres, reminiscent of the self-renewing capability of stem cells. Also, the cultured sphere cells showed activation of genes characteristic of adult eye cells. "The first clue that these cells were not stem cells was that they were pigment...

Turning sunlight into liquid fuels

...anometers in diameter and 50 nanometers in length, which were interconnected by short bridges to form bundled clusters. The bundles were shaped like a sphere with a diameter of 35 nanometers. While the catalytic efficiency of the cobalt metal itself was important, Frei said the major factor behind the enhan...

Researchers 'unzip' molecules to measure interactions keeping DNA packed in cells

... motor proteins can invade the nucleosome," Wang said. Optical trapping involves a focused beam of light that can "trap" small objects. A refractive sphere is chemically attached to the DNA strand, and the optical trap moves the sphere, allowing the researchers to unzip the DNA strands apart by pulling, H...

Vitamin D a key player in overall health of several body organs, says UC Riverside biochemist

...man, a distinguished professor emeritus of biochemistry and of biomedical sciences who has worked on vitamin D for more than 45 years. "Its biological sphere of influence is much broader than we originally thought. The nutritional guidelines for vitamin D intake must be carefully reevaluated to determine th...

Successful series of measurements in Arctic sea ice

...pment anchored at the seafloor last year further to the North to follow the receding ice, and to ascertain that they stood at least temporarily in the sphere of influence of the ice edge," reports Ingo Schewe, biologist at the Alfred Wegener Institute. The results of the last years already showed that the c...

Beaded viruses and geology-inspired paintings show the art in science

...it, called "Crystal Structures: Viruses in Glass." The virus family Microviridae, which Wichman studies in her lab, inspired the work "Purple Haze," a sphere three-and-a-half inches wide made of purple bead clusters connected by delicate straw-like bugle beads. Wichman's pieces in the AAAS exhibit will b...

Nanoparticles assemble by millions to encase oil drops

...lets suspended in water, the spheres give off a light yellow color because of the exposed gold ends," Ou said. "With water droplets, we observe a dark sphere due to the protruding black nanotubes." The team is next preparing to test whether chemical modifications to the "nanobatons" could result in spher...

Skewered pumpkins

...e nanopackaging is required to bring the drug to the target area and release it only there. One example of a good nanoscopic packaging agent is a tiny sphere of porous silica. Its pores can be filled with the drug and closed with tiny controllable valves. The scientists attached stem-shaped molecules ont...

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Sphere in Biological Technology

NYU physicists find way to explore microscopic systems through holographic video

...the snapshots of our video recording," explained Grier, who is part of NYU's Center for Soft Matter Research. "Fitting the theory to the hologram of a sphere reveals the three-dimensional position of the sphere's center with remarkable resolution. It allows us to view particles a micrometer in size and with...

Researchers putting a freeze on oscillator vibrations

...ufactured a deformed silica microsphere about 30 microns in diameter, about the size of a human hair. A combination of cryogenic pre-cooling of the sphere to 1.4 Kelvin (minus 457.15 degrees Fahrenheit) and hitting the sphere's outer surface with a laser allowed researchers to extract energy from the mec...

Plasmonic whispering gallery microcavity paves the way to future nanolasers

... that sound originating at one point along the circumference of an enclosed sphere is reflected to another point along the circumference opposite the source. ...allery," said Zhang. "They continue to circle around the edge of the cavity sphere and the smoothness of the edge enhances or boosts the cavity's Q factor." ...

U of T physicists squeeze light to quantum limit

...areas that the sphere, like your home town, looked as though it was flat. This work needed to map the triphoton on a globe, which we represented on a sphere providing an intuitive and easily applicable visualization. In so doing, we showed for the first time that the spherical nature of polarization creat...

Engineering nanoparticles for maximum strength

...arch group performed theoretical calculations. The sphere was computationally divided into a fine grid and t... the applied force for the overall geometry of the sphere at that point. These local strengths were comb...lated by a computer, the strain at each point in a sphere of specific dimensions, subjected to the applied c...

Physicists tweak quantum force, reducing barrier to tiny devices

...in 2001, Chan and other members of a Bell Labs team reported tapping the Casimir force to move a tiny metal see-saw. The researchers suspended a metal sphere an extremely tiny but well-controlled distance above the see-saw to "push" it up and down. It was the first demonstration of the Casimir force affecti...

New Robotic Imaging Technology Holds Promise of Improved Cancer Care

...ional degrees of freedom beyond those of traditional C-arm technology. Specifically, the rotation center of the positioner can be placed anywhere in a sphere around the patient. The Artis zeego enables physicians to perform complex scanning movements such as tilted table scans in the peripherals. This type ...

PNAS paper and its authors honored for scientific excellence

... work illuminates the age-old question of how molecules that in a fundamental sense are unable to distinguish any one direction from any other, like a sphere or featureless ball, can organize themselves into structures that are more complex and reflect the existence of special directions, like dice with num...

Healionics Corporation Completes Series A Financing

... business development activities." Healionics' propriety STAR Material -- sphere Templated Angiogenic Regenerative Material -- is specifically engineered to...tions to healthcare manufacturers. Healionics has licensed STAR Material -- sphere Templated Angiogenic Regenerative Material -- that works with the body to p...

Healionics Corporation Announces Partnership to Develop and Distribute STARcuff(TM)

...d next-generation devices in order to dramatically reduce deaths that are related to biocompatibility issues. Healionics has licensed STAR Material -- sphere Templated Angiogenic Regenerative Material -- that works with the body to promote healing and enables the biocompatibility of a wide range of medical ...

Sphere in Biological Definition

Potential energy

...g is not constant and the formula becomes an integral . In the case of a sphere of uniform mass (such as a planet), with h measured above the surface, th...ad taken to be the distance from the center of the sphere, then outside the sphere the potential energy relative to that at the center has two terms: whi...

Rudolf Steiner

... comment. For Steiner, separation of the cultural sphere from the political and economic spheres meant educ... Steiner, lack of autonomy had tended to make each sphere merge in a servile or domineering way with the oth...rs. For example, under theocracy, the cultural sphere (in the form of a religious impulse) fuses with an...

Sphere in Biological Dictionary

UvrA

...xposed ... Crystal Structure of Bacillus stearothermophilus UvrA Provid... In addition, UvrA contains three zinc modules, the number and ligand sphere of ... By the analysis of cells lacking UvrA , we demonstrate ... of UvrA . Although we present evidence ... We also show that UvrA is respon...

Radius

...rk service. RADIUS ... In classical geometry, a radius of a circle or sphere is any line segment from its center to its perimeter. By extension, the radius of a circle or sphere is the length of any such segment, which is half the diameter. An intern...

Phospholipid bilayer

...r cell enclosure ... the restriction is not due to the phospholipid bilayer but to interactions: ... A bilayer of phospholipids forms a sphere in which water is trapped inside. ... acids of the phospholipids interact and form a hydrophobic center of the bilayer . ... Assembly of a ph...

Kingdom

... a terrorist. Also starring ... Pronunciation of kingdom . kingdom synonyms. kingdom usage examples and kingdom quotes. ... a realm; domain; sphere the kingdom of poetry ... Breast binders by T-Kingdom for FTMs, lesbians ... "T-Kingdom is an enrichment for the transgender world and it is marv...

Cuticula

...e long been calling for: low-cost and highly sensitive ... The cuticula sphere surrounds the ... Section V - Composition of the Cuticula . Section VI ...mal radiation with a wavelength ... As it absorbs this heat, the cuticula sphere expands. ... ...

Antipodal

...... In mathematics, the antipodal point of a point on the surface of a sphere is the point which is diametrically opposite it — so situated that a line drawn from the one to the other passes through the centre of the sphere and forms a true diameter. Definition of antipodal from the Merriam-We...