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Shells in Medical News

Lobster Shells Have Great Healing and Antiseptic Properties

Scientists from the University of Havana have found that two compounds from lobster shells, chitin and chitosan, have healing and bio-stimulant properties. The researchers said that the compounds could be used to create surgical materials with great healing and antiseptic properties, as wel...

A 'shrimp cocktail' to fuel cars and trucks

... Call it a "shrimp cocktail" for your fuel tank. Scientists in China are reporting development of a catalyst made from shrimp shells that could transform production of biodiesel fuel into a faster, less expensive, and more environmentally friendly process. Their study is scheduled f...

Potential for noninvasive brain tumor treatment

... . "The catheter would use ultrasound to first image the tumor, and then direct a higher-power beam to generate heat at the site, melting the liposome shells and releasing the chemotherapy directly to the tumor. "The temperature increase would be about four degrees Celsius enough to melt the liposome, b...

Maggiano's Little Italy(R) Celebrates Sixth Annual 'Eat-A-Dish for Make-A-Wish(R)' in Chicago

...d artichoke relish baked on crispy garlic bread. Bolognese Stuffed shells - jumbo pasta shells stuffed with Italian seasoned beef and Asiago cheese, baked with a light to...

New Methods Could Speed Production of Flu Vaccines

...onally produced vaccines do not elicit as strong an immune response as VLPs. "Virus-like particles look just like a live virus, but they are hollow shells without a genome inside, and they cannot reproduce," Ross said. "Because they look like the virus, they evoke a more robust immune response against th...

Funky Monkey(TM) Snacks Finds Earth-Friendly Policies Take Dedication - But They Pay Off

...and manufacturing operation is based in Brazil and uses all local fruits. The innovative freeze-drying equipment is powered by cashew shells. Once the shells are burned, the residue is reused -- a totally renewable energy system. Additionally, Funky Monkey's process does not use any chemical refrigerants li...

Allstar Awards Announces its New Ecologically Friendly Product Website

...eing green is a major part of our world's future, an absolute necessity. Using renewable and sustainable resources such as bamboo, lyptus, and coconut shells (a material normally discarded after being used to produce other products) makes so much sense to me." -- Wiley Foults, owner, Allstar Awards ...

Targeted nanospheres find, penetrate, then fuel burning of melanoma

...erving how much glucose it metabolized. This action "lights up" the tumor for positron emission tomography (PET) imaging. Tumors treated with targeted shells largely went dark. "Clinical implications of this approach are not limited to melanoma," Li said. "It's also a proof of principle that receptors c...

Cosmetic Dentistry: A Beautiful Smile Is Not Far Away

...r cracked teeth by applying tooth-colored materials to the tooth's surface. Veneers - Veneers are thin, custom-made shells that are designed to cover the front side of teeth that are chipped or worn, permanently stained, poorly shaped or slightly crooked. ...

Toothpick: New molecular tag IDs bone and tooth minerals

...cteria. Some simple phages can be genetically modified to randomly assemble short sequences of amino acidssmall proteins called peptideson their outer shells as binding sites. An engineered population of phages will synthesize billions of random peptides. If these phages are exposed to the target surfacehyd...
Shells in Medical Technology

Pistachios Offer Protective Benefits Against Heart Disease, Type II Diabetes and Obesity

...also unique in that they are the only in-shell snack nut. In-shell pistachios take longer to eat, so the consumption time is slowed. Empty pistachio shells serve as an important visual cue, encouraging "mindfulness" as one eats, thereby curbing calorie consumption. "Our results are promising because ...
Shells in Medical Products

Leg Brace

Description:...management of stress fractures and the graduated management of certain stable fractures of the lower leg. The Leg Brace features anatomically designed shells lined with the patented Duplex™ aircell system. This exclusive system incorporates two pre-inflated overlapping aircells, distal and proximal, t...
Company:Aircast

Air-Stirrup® Ankle Brace

Description:... in over 100 medical journals for its superior performance in helping to heal ankle injuries. Each Aircast Ankle Brace features anatomically designed shells lined with the patented Duplex™ aircell system. This exclusive system incorporates two pre-inflated overlapping aircells, distal and proximal, t...
Company:Aircast

Air-Stirrup® Plus

Description:...ormation on treatment and rehabilitation integral components of ankle sprain management. Each Air-Stirrup Ankle Brace features anatomically designed shells lined with the patented Duplex™ aircell system. This exclusive system incorporates two pre-inflated overlapping aircells, distal and proximal, t...
Company:Aircast

B5500 B-scan

Description:... abnormality must be suspected. The B5500 enables quick and easy identification of suspected pathologies, without setting up a water bath or inserting shells under the lids. The B5500 B-scan provides real-time B-scan display, large 7 CRT monitor, 490 kilopixel resolution, multiple magnification settings, li...
Company:Sonomed, Inc.

AB5500 A/B-scan

Description:...abnormality must be suspected. The B-scan enables quick and easy identification of suspected pathologies, without setting up a water bath or inserting shells under the lids. The combination of an automatic A-scan and B-scan into a single system makes the AB5500 practical and affordable....
Company:Sonomed, Inc.

Trident PSL

Description:... The Trident PSL Acetabular shells are designed to maximize fixation in the peripheral lunate region of the acetabulum....
Company:Stryker Corporation

Mallory-Head Acetabular Cups

Description:... The cementless acetabular shells form part of the Mallory head range of femoral and acetabular implants....
Company:Biomet Orthopedics, Inc

Trident Hemispherical

Description:... Trident Hemispherical Acetabular shells are a true hemispherical shape designed to achieve press-fit fixation by under-reaming the acetabulum....
Company:Stryker Corporation

SofTec Lumbo

Features:... heat moldable and anatomically contoured for an optimal fit The CFR (Carbon Fiber Reinforced Plastic) rods ensure optimal load transfer of the half shells and provide lumbar stabilization during progressive mobilization without half-shells The corset rods provide gentle lumbar support with increasing m...
Company:Bauerfeind USA, Inc.

Bledsoe Philippon Post-Op Hip Brace

Features:... Can be applied in less than 3 minutes saving valuable time in the operating room. Easily formable aluminum shells covered with a double-thick ultra-breathable polyurethane foam padding with a comfortable loop pile surface. Three simple straps hold it securely af...
Company:Bledsoe Brace Systems
Shells in Medical Dictionary

Detergents

...ing the excavation of ancient Babylon is evidence that soap making was known as early as 2800 BC Saponins, or soap, are released from the soap nut shells and act like commercial chemical detergents except they are all natural, chemical-free, and eco-friendly ... The ingredients of detergents are...
Shells in Biological News

These shells don't clam up: Innovative technique to record human impact on coastal waters

With their sedentary lifestyles and filter-feeding habits, clams have been silent witnesses to the changes that humans have inflicted upon their waters. These clams are silent no more, as Dr. Ruth H. Carmichael of the Dauphin Island Sea Lab and her colleagues have reported in their recent paper i...

These shells don't clam up: Innovative technique to record human impact on coastal waters

With their sedentary lifestyles and filter-feeding habits, clams have been silent witnesses to the changes that humans have inflicted upon their waters. These clams are silent no more, as Dr. Ruth H. Carmichael of the Dauphin Island Sea Lab and her colleagues have reported in their recent paper i...

Focus on the formation of bones, teeth and shells

Researchers at Eindhoven University of Technology for the first time have shown the earliest stages in biomineralization, the process that leads to the formation of bones, teeth and sea shells. They used the world's most modern electron microscope to capture a three-dimensional image of the na...

Mollusks taste memories to build shells

Berkeley -- University of California, Berkeley, graduate student Alistair Boettiger has amassed a beautiful collection of seashells, but not by combing the beach. He created them in his computer. He and George Oster, a UC Berkeley biophysicist, along with University of Pittsburgh mathematical n...

Penn biologists demonstrate that size matters... in snail shells

PHILADELPHIA - A team of biologists at the University of Pennsylvania has completed a research study begun in 1915 and determined that a snail making its home in the northwest Atlantic Ocean around Mount Desert Island, Me., has experienced a dramatic increase in the size of its shell during less t...

Douglas-fir, geoducks make strange bedfellows in studying climate change

...ach 500 to 1,000 years in age, but geoducks rarely exceed 150 years. "Scientists at the Canadian Department of Fisheries and Oceans are dredging up shells of dead geoducks from the ocean floor," Black said, "and we hope we can append their growth patterns to chronology developed from live individuals. If...

Jet-propelled imaging for an ultrafast light source

... excellent diffraction patterns of MS2 virus capsids at the ALS by subtracting the diffraction "noise" of the liquid jet itself. These capsids are the shells of the virus lacking its RNA genome and have the regular shape of buckyballs. Eventually the LCLS will be able to get a good diffraction pattern from ...

2000-year-old statue of an athlete sheds light on corrosion and other modern challenges

...oon to scientists trying to understand biomineralization. That's the process in which animals and plants use minerals from their surroundings and form shells and bone. Apoxyomenos was encrusted with such deposits. "As studies of long-term biofouled manmade structures are limited, the finding of an ancien...

American Chemical Society's Weekly Presspac -- June 17, 2009

... algae known as diatoms, renowned for their intricate, beautifully sculpted shells that resemble fine lacework. Their report appears online in the current iss...and other water sources. They die, drift to the seafloor, and deposit their shells and oil into the sediments. Estimates suggest that live diatoms could make ...

Research explores interactions between nanomaterials, biological systems

...erial may become hazardous. It is therefore important to consider improving the stability of coating substances. Coating nanoparticles with protective shells is also an effective means of preventing the breakup of materials that could release toxic substances upon dissolution. "Instead of waiting for ...
Shells in Biological Technology

Ancient diatoms lead to new technology for solar energy

...f the life in the oceans, but they also have rigid shells that can be used to create order in a natural way ...ely small, single-celled algae, which already have shells with the nanostructure that is needed. They are al...s in a simple flat layer, the tiny holes in diatom shells appear to increase the interaction between photons...

First high-resolution images of bone, tooth and shell formation

...ommerdijk, the researchers imaged small clusters with a cross-section of 0.7 nanometer in a solution of calcium carbonate (the basic material of which shells are made). They showed for the first time that these clusters, each consisting of only about ten ions, are the beginning of the growth process through...

Nano-Velcro Sticks With Venture Capitalists

... VentureAccelerator Program. Dowling and Raghavan create nano-velcro by attaching fatty grafts to the biopolymer chitosan, which is derived from the shells of crustaceans such as crabs and shrimp. The fatty grafts gently hook onto blood or soft tissue, similar to Velcro(R), enabling the chitosan to act di...

Sea urchin yields a key secret of biomineralization

... MADISON The teeth and bones of mammals, the protective shells of mollusks, and the needle-sharp spines of sea urchins and other marine cr...eposits in pipes and boilers into the crystals that make up the flint-hard shells and spines of marine animals. The mechanism, the authors write, could "well...

True properties of carbon nanotubes measured

...al, but the researchers found the opposite. "Irradiating a multiwalled carbon nanotube with an intense electron beam actually forms bonds among the shells of the tube. This is like combining multiple nanotubes into one to form a stronger structure," said lead author Bei Peng, who recently received his do...

Study reveals principles behind stability and electronic properties of gold nanoclusters

...ed the electronic structures for 11-, 13- and 39-atom gold cluster compounds. They found that the 11- and 13-gold atom clusters form closed electronic shells with 8 electrons and the 39-atom gold clusters with 34. "The theoretical concepts published in this paper provide a solid background for further un...

Silicon photonic crystals key to optical cloaking, researchers say

...y simulated in two dimensions, the cloaking concept could be extended to three dimensions, Xiao said, by replacing the concentric rings with spherical shells of silicon, separated by air or some other dielectric. The researchers' optical cloaking technique is not perfect, however. "The wave fronts are sli...

Engineers whip up the first long-lived nanoscale bubbles

...t mixture, the surfactant molecules crystallized to form nearly impermeable shells over the bubble surfaces. The resulting shells possessed an elasticity that allowed them to buckle over time into a remark...

News from the March 2008 American Physical Society Meeting

...khaven Lab scientists have developed a new method for controlling the self-assembly of nanometer and micrometer-sized particles. Based on designed DNA shells that coat a particle's surface, the method can be used to manipulate the structure of numerous materials. Such fine-tuning of materials at the molecul...

PNAS paper and its authors honored for scientific excellence

... the six broadly defined classes under which the National Academy of Sciences, publisher of PNAS, is organized. In the paper, titled Faceting ionic shells into icosahedra via electrostatics, the researchers report discovering a new mechanism by which charged molecules -- some molecules of life among them...
Shells in Biological Definition

Bone

...um metabolism , and mineral storage . The bones of an animal are, collectively, known as the skeleton . Evolutionary alternatives to bones are shells and chitin . Contents showTocToggle("show","hide") 1 General overview 2 Forms and structure of bone 3 Cells of bone 4...

Charles Darwin

...ffering only in complexity. In March 1827 Darwin made a presentation to the Plinian society of his discovery that black spores often found in oyster shells were the eggs of a skate leech. Darwin also sat Robert Jameson 's natural history course, learning about stratigraphic geology and getting to ass...

Skeleton

...exoskeletons. Since exoskeletons necessarily limit growth, phyla with exoskeletons have come up with various solutions. Most molluscs have calcareous shells and as they grow, the diameter of the shell is enlarged without altering its shape. On the other hand, arthropods shed their exoskeletons to grow, a ...
Shells in Biological Dictionary

Sympatric

... - Wikipedia, the free encyclopedia ... posted to sympatric speciation sexual selection by jlin on 2009-07-15 22:00:02 ... Sympatric Sea shells along the Sea's Shore: The Geography of Speciation in The ... sympatric . Definition from Wiktionary, a free dictionary. Jump to: navigation, sear...

Shell membrane

...ese spotted/marbled eggs can easily be distinguished from eggs with normal shells . ... layer base into the outer shell membrane at specific sites is e...ell membrane to form the ... ... deformations of tensile structures, shells and membranes . ... World First steel membrane roof and lattice steel ...

Invertebrates

...imps. Hermit ... understand invertebrates , scientists group them into eight major. categories. ... Arthropods are invertebrates with hard outer shells ... List All Invertebrates ... Invertebrates come in a variety of shapes and sizes, from microscopic organisms ... as 99% of all animal sp...

Clones

...ed to create copies of DNA ... Alien Clones , a Action Game from AddictingGames: Maneuver your alien clone to destroy the evil clones . Use the shells and lasers that you pick up to further your The clones designated for command duty were specifically trained in that capacity. ... Clones assig...

Chitin

...ho ... Chitin is a hard, semitransparent polysaccharide that is found in many places in ... Chitin , for example, is the main component of the shells of crustaceans, such as ... Brief and Straightforward Guide: What is Chitin ? ... Less famously, chitin is used for the radula (teeth) of mollus...

Bilateral symmetry

...ionary with audio pronunciations, thesaurus, Word of the Day, and word games. Animals that have Bilateral Symmetry ... there are a variety of shells with Bilateral Symmetry . ... symmetry this rare crab has based on your working ... Women have more orgasms during sex with men who are more s...
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