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Cylindrical in Medical News

New antibiotics could come from a DNA binding compound that kills bacteria in 2 minutes

... as MRSA." The compound [Fe2L3]4+ is an iron triple helicate with three organic strands wrapped around two iron centres to give a helix which looks cylindrical in shape and neatly fits within the major groove of a DNA helix. It is about the same size as the parts of a protein that recognise and bind with part...

Motor proteins may be vehicles for drug delivery

...l. "Think of it as a freight train at the molecular level," said William Hancock, associate professor of bioengineering, Penn State. "And it runs on cylindrical tracks -- or microtubules -- made of many protein subunits meshed together into a long polymer that is one ten thousandth the diameter of hair." Ha...

Nanoparticles trigger cell death?

...he research that certain cell cultures are not affected when exposed to fullerenes, i.e. nano-sized molecules that consist of spherical, ellipsoid, or cylindrical arrangement of carbon atoms. Cells are also not affected when exposed to gallic acid, an organic acid that is found in almost all plants and, for inst...

LabBits: A media tip sheet from the MBL in Woods Hole

...ers is still a biological mystery. The salamander isn't the only animal with this regenerative ability. Take the sea squirt, Ciona intestinalis, a cylindrical marine creature about the size of a small cucumber that regularly loses its siphons, or feeding tubes, to hungry predators. At the base of each siphon...

Integrated tube cap design simplifies access to medication

... Many vitamin pills and tablets such as pain killers are packaged today in cylindrical tubes with a cork-like cap. This will often incorporate some form of desiccant to protect the contents against moisture, while a simple mechanical spr...

TGrid 5.0 Advances Automatic, High-Quality Meshing Tools for Increased Productivity

... execution. Moreover, the user interface now exposes key parameters and automates specific details, such as meshing heat exchanger zones and inserting cylindrical domains for moving reference frames in the fan region. Similar techniques could be used to develop customized wrapper automation for other industry ap...
Cylindrical in Medical Technology

Acologix Presents Preclinical Data on Cartilage Regeneration by AC-100 at the OARSI 2007 World Congress on Osteoarthritis

...his study, goats with an osteochondral femoral condylar (knee cartilage) defect were used to evaluate the effects of AC-100 on cartilage regeneration. cylindrical defects were created in the knee cartilage and were filled with a collagen sponge containing AC-100 at two different doses or a collagen sponge soaked...
Cylindrical in Medical Products

Opti4™ Cylindrical Tip Electrode

Description: Enhanced features including aspiration holes and additional electrode tip insulation, aid in laparoscopic procedures requiring precise dissection with decreased risk of collateral spread and increased suction demands. Flexible design options allow the choice between retractable and nonretractable...
Company:Valleylab

Ligament Fixation System with cylindrical Cobalt-Chromium Staples

Description: The base of the staple is round and threaded to enable screwing onto the stapler. The base also has spikes. The legs of the staple are contoured to prevent the staple from backing out....
Company:Orthomed

Codman Hakim Programmable Valve (CHPV) Cylindrical with Prechamber

Description: Codman Hakim Programmable valve cylindrical with PrechamberInline offers the ability to optimize the opening pressure of a shunt system before and after implantation. A shunted patient's condition will often change over the course of their treaent....
Company:Codman

Codman Hakim Programmable Valve (CHPV), Cylindrical

Description: Codman Hakim Programmable valve cylindrical offers the ability to optimize the opening pressure of a shunt system before and after implantation. A shunted patient's condition will often change over the course of their treaent....
Company:Codman

ENDOPATH Large-Port Trocars

Description:...ree separate components: an exchange rod, a dilating obturator with threaded conical tip, and a transparent trocar sleeve. The exchange rod is a rigid cylindrical shaft, blunt at both ends, 35cm long. The dilating obturator is tapered and threaded at the tip and designed to dilate an opening created by the 10/11...
Company:Ethicon, Inc.

Integra Epilepsy Strip Electrodes

Description:... Integra Epilepsy cortical strip electrodes are extra thin and flexible to facilitate intracranial placement through a burr hole. The narrow cylindrical connector design simplifies tunneling and enables quick and secure attachment to the patented connection system. Like all Integra Epilepsy electrode d...
Company:Integra LifeSciences Corporation

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Cylindrical in Medical Dictionary

Urinary casts

..... Urinary Casts . Composition: Casts are cylindrical structures composed mainly of mucoprotein ... for ...nation of urinary ... ... out to form little cylindrical impressions of the tubules called casts . ... Ur...s secrete proteins. ... ... out to form little cylindrical impressions of the tubules called casts . ... Ur...

Pedicle

...l sac by a ... Pedicle screw systems engage all three columns of the spine and can resist motion in all planes. ... The pedicle is a roughly cylindrical structure. ... A pedicle is a stem or stalk of tissue that connects parts of the body ... Skin tags are small pieces of skin tissue that c...

Nematode

... digestive, nervous, excretory, and reproductive systems, but ... nematode n. Any of several worms of the phylum Nematoda, having unsegmented, cylindrical bodies, often narrowing at each end, and including Natural history of the roundworms. ... The body of a nematode is long and narrow, ... The wor...

Moles

... members of the mammal family Talpidae in the order Soricomorpha. Although most moles burrow, some species are aquatic or semi-aquatic. Moles have cylindrical bodies covered in fur, with small or... Like typical moles , dysplastic nevi can be ... however, tend to have fewer moles . ... are common, ...

Metatarsal

...he worst fracture of the 5th metatarsal . ... Online Medical Dictionary and glossary with medical definitions ... Metatarsal : One of the five cylindrical bones extending from the heel (the ... Metatarsalgia is a common overuse injury described as pain in the forefoot associated with increased s...

Long bones

...ilage . The longitudinal growth of long bones is a... long bone n. Any of several elongated bones of vertebrate limbs that have a roughly cylindrical shaft containing ... growth of long bones is a result ... Long bones are hard, dense bones that provide strength, structure, and mobilit...
Cylindrical in Biological News

Jet-propelled imaging for an ultrafast light source

...less than a micrometer in size. Back in 1878 Lord Rayleigh, a professor of experimental physics at Cambridge University, discovered that a smooth, cylindrical jet of liquid emerging from an orifice spontaneously breaks up to form a train of spherical droplets. In the late 1990s, physicist Alfonso Gan-Calvo o...

ExcellGene and Khner achieved milestone in development of novel 250 Liter mammalian cell culture bioreactors

...of suspension cultures, while oxygenating cells through the head space. The cylindrical vessel contains a disposable, sterile bag with appropriate connection tubes...less costly to operate. The principles of orbital shaking technology with cylindrical vessels at smaller scale (50 ml to 10 Liter) has been object of preceding r...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

...d the world. R. Dean Ayers of Southern Oregon University will consider the acoustics of the bagpipe's "drone," the simple monotone pitch produced by a cylindrical pipe. And Stanley Cheyne of Hampden-Sydney College will analyze how the Great Highland Bagpipe's drone meshes with the sound waves of the "chanter," t...

Caltech researchers get first look at how groups of cells coordinate their movements

...e data meant reducing the movement of each cell to a vector, and then analyzing that vector not just along its x, y, and z axes, but by looking at its cylindrical coordinates. "The spreading has both an angular and a radial component," Stathopoulos notes. What the data showed was that the mesodermal cells mo...

Why the 'perfect' body isn't always perfect

...c hourglass figure. Cashdan's hypothesis aims to explain a peculiar observation. Women around the world tend to have larger waist-to-hip ratiosmore cylindrical rather than hourglass-shaped bodiesthan is considered optimal. Medical studies have shown that a curvy waist-to-hip ratio of 0.7 or lower is associ...

Slicing solar power costs

...line late this month or in early October, and in print in 2009. Brass-coated, steel-wire saws now are used to slice round wafers of germanium from cylindrical single-crystal ingots. But the brittle chemical element cracks easily, requiring broken pieces to be recycled, and the width of the saws means a signi...
Cylindrical in Biological Technology

Secret of sandcastle construction could help revive ancient building technique, researchers say

...d in the journal Geotechnique , showed that a major component of the strength of rammed earth was due to the small amount of water present. Small cylindrical samples of rammed earth underwent "triaxial testing" where external pressures are applied to model behaviour of the material in a wall. The researche...

Life sticks: UC San Diego bioengineer's sticky insights published in journal Science

... systems that respond to forces in a manner similar," said Engler. The long bones of the human skeleton are another example, where their elongated and cylindrical form optimizes the distribution of body weight while remaining very light. Thinking Wide Engler hopes that the observations and connections h...

New research field promises radical advances in optical technologies

...irst hyperlens, proposed independently by Evgenii Narimanov at Princeton and Nader Engheta at the University of Pennsylvania and their co-workers, was cylindrical in shape. Transformation optics, however, enables a hyperlens in a planar form, which is important because you could just simply add this flat hyperle...

JD Technologies, LLC Selected by FCT Ingenieurkeramik GmbH to Represent Their High Performance Ceramic Expertise In the United States

...nd tolerances. They have expertise in all ceramic processes as well as hard machining / ceramic processes such as cutting, drilling, surface grinding, cylindrical surface grinding and internal circular grinding, honing, lapping, polishing and profile grinding. Services they provide are rapid prototyping, hot pre...

True properties of carbon nanotubes measured

...imental measurements of the mechanical properties of carbon nanotubes that directly correspond to the theoretical predictions. Carbon nanotubes are cylindrical structures usually less than 30 nanometers in diameter and several microns long. Their small size makes them very strong but at the same time quite di...

'Nanosculpture' could enable new types of heat pumps and energy converters

...composite nanorods with branching, wherein each nanorod consists of two materials a single-crystal bismuth telluride nanorod core encased in a hollow cylindrical shell of single-crystal bismuth sulfide," said G. Ramanath, professor of materials science and engineering at Rensselaer and director of the universit...
Cylindrical in Biological Products

384 Well Microarray Cylindrical from ABgene

Description: These 384-Well Microarray plates are ideal for use as source plates for arraying and other low volume liquid handling applications (down to 5µl). These plates are available either with a V or cylindrical well design. Features 384 round wells Cylindrical or V well formats available 70...
Company:ABgene

RapidCycler 2 Instrument from Idaho Technology Inc.

Description:...ir as the cycling medium we have cut sample temperature lag to less than a second, therefore yielding high temperature ramp rates. Inside RapidCyclers cylindrical reaction chamber, tornado-like conditions ensure both temperature uniformity and rapid heat exchange within the sample. This allows the RapidCycler to...
Company:Idaho Technology Inc.
Cylindrical in Biological Definition

Centriole

... A centriole in biology is a hollow cylindrical organelle found in most animal cells , and cells of fungi and algae though not frequently in plants . The walls of each centriole are compo...

Gradient

...ordinate chart , ξ f ( p ) will be: See also Jacobian Divergence Curl Partial derivation Vector calculus Nabla in cylindrical and spherical coordinates Ion gradient Gradient descent Level set ...

Leaf

... Its cells contain many more chloroplasts than the spongy layer. These long cylindrical cells are regularly arranged in one to five rows. cylindrical cells, with the chloroplasts close to the walls of the cell, can take optim...

Phloem

...tubes to be flowing in opposite directions. Phloem tissue consists of sieve-tube members and companion cells . The sieve-tube elements are large, cylindrical cells, with large pores in the cell wall at either end. They are almost entirely dead, and have no organelles. All of their functions of a sieve-t...

Substrate

...raphy . Depending on the material and application the substrates can be between 5 and 30 cm in diameter. They are prepared by cutting large synthetic cylindrical crystal boules (or ingots ) into slices and polishing the surface to a high degree of smoothness. In biology , a substrate is an environment...
Cylindrical in Biological Dictionary

Tracheae

... of adult bees, where female mites may lay 8–20 eggs. ... The tracheae are separated out, cleared with 8% potassium ... The tracheae are long cylindrical dead cells. ... a spacious lumen that extends throughout the length of the trachea . ... Xylem Tracheae , vessel element in LS ... The honey be...

Sperm cells

...erm of most animals has a head containing the nucleus and acrosome, a middle piece with the mitochondria, ... usually consisting of a round or cylindrical nucleated cell , a short ... Sperm cells contribute half of the genetic information to the diploid offspring. ... However, sperm cells m...

Skeletal muscle

...of the skeleton ... Individual skeletal muscle cells are long and cylindrical in shape, with a ... SKELETAL MUSCLE . Cellular organization. Striati...ged with their long axes in ... each skeletal muscle fiber is a long, cylindrical cell with up to several ... Skeletal muscle can get into action ...

Radial canal

...al stem in ... ... stone canal ---> ring canal around mouth ---> radial canals ... lateral canals connect the radial canal to cylindrical Podia or tube feet, along ... The Waterlase® is the #1 choice in dental lasers! ... how treatment with Waterlase MD™ radial firing EndoTips™ leav...

Purkinje fibers

...logy and ... Purkinje fibers are located in the septum and ventricles of the heart, forming ... Purkinje fiber cells are larger and less cylindrical than cardiomyocytes and are ... Purkinje cells have two action potentials: Climbing fiber responses (CFRs) and ... action of a subset of ...

Polyp

...ebrate zoology ) A sessile cnidarian individual having a hollow, somewhat cylindrical body, attached at one end, with a mouth polyp n. A coelenterate, such as a hydra or coral, having a cylindrical body and an oral opening usually surrounded by tentacles Welcome to Voic...
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(Date:12/15/2009)... links chronic obstructive pulmonary disease, or COPD, with increased ... the body,s immune system. , The University of ... of the immune system,s role in COPD, a serious, ... Americans with wheezing, shortness of breath, chest tightening and ... are to find better ways to detect and treat ...
(Date:12/15/2009)... taught to recognize symptoms will call for help, experts ... disability could be reduced by teaching children how to ... call 911 immediately, a new study shows. , Emergency ... symptoms can limit the extent of brain damage and ... Defeating Stroke (KIDS) project included 515 sixth graders in ...
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(Date:12/15/2009)... of cardiovascular event, suicide goes up within a ... Dec. 15 (HealthDay News) -- Emotional stress can ... risk for cardiovascular events and suicide, a new ... 168,584 Swedish men diagnosed with prostate cancer between ... percent) experienced a cardiovascular event within a year ...
Breaking Medicine News(10 mins):Health News:MIB Life Index Reports North American Life Insurance Activity Up 3.9% in November 2Health News:MIB Life Index Reports North American Life Insurance Activity Up 3.9% in November 3Health News:Immune cell activity linked to worsening COPD 2Health News:Immune cell activity linked to worsening COPD 3Health News:Boosting Kids' Stroke IQ May Save Lives 2Health News:RPS Worldwide Launches Affiliate Program -- The Collection Agency That Gives Christmas Back, Rather Than Take it Away 2Health News:RPS Worldwide Launches Affiliate Program -- The Collection Agency That Gives Christmas Back, Rather Than Take it Away 3
(Date:12/15/2009)... economic toll on society. It is estimated that 100 ... U.S. waters and it,s likely that rip currents account for ... exists between rip current research and public understanding. Rip ... more importantly, most people do not know how to even ... goal of the Rip Current Symposium is to identify advancements ...
(Date:12/14/2009)... of an international team that has used DNA samples ... history of North America,s woolly mammoths and ancient horses. ... Atmospheric Sciences professor Duane Froese and his colleagues counters ... bones and teeth. That analysis concluded that more than ... ,megafauna,) disappeared about 13,000 years ago. , In ...
(Date:12/14/2009)... Ethanol, often promoted as a clean-burning, renewable fuel that ... worsen health problems caused by ozone, compared with gasoline, ... by Stanford researchers. , Ozone production from both ... that is 85 percent ethanol, is greater in warm ... days of winter, because heat and sunlight contribute to ...
Breaking Biology News(10 mins):Ethanol-powered vehicles generate more ozone than gas-powered ones 2Ethanol-powered vehicles generate more ozone than gas-powered ones 3HeartWare to Present at Upcoming Investment Conferences in November 60817 1HeartWare to Present at Upcoming Investment Conferences in November 60817 2A New Era of E Learning in the Comfort and Convenience of Your Home or Office Without the Classroom Environment 60815 1A New Era of E Learning in the Comfort and Convenience of Your Home or Office Without the Classroom Environment 60815 2Top 10 Ways to Prevent or Delay Alzheimer 26apos 3Bs 60811 1Top 10 Ways to Prevent or Delay Alzheimer 26apos 3Bs 60811 2
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