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atom in Medical News

K-State engineers create DNA sensors that could identify cancer using material only one atom thick

Kansas State University engineers think the possibilities are deep for a very thin material. Vikas Berry, assistant professor of chemical engineering, is leading research combining biological materials with graphene, a recently developed carbon material that is only a single atom thick. "The...

Remote-control closed system invented for inserting radio-active atoms inside fullerenes

...on-radioactive Lu to produce the trimetallic nitride endohedral metallofullerenes (Lu3N@C80) in other words, three atoms of Lu attached to a nitrogen atom inside an 80-atom carbon molecule cage. Once the apparatus is at VCU, Fatouros will use isotope 177Lu, which is used to treat cancer. Although other d...

Novel light-sensitive compounds show promise for cancer therapy

...site-specific and controlled way." Rose, who earned his Ph.D. this year, has been working on the project since 2004. He began by replacing the iron atom in a synthetic model of the enzyme with a different metal, ruthenium. "Iron complexes are good in nature because they are highly reactive, but if ...

Travis McCoy, Lead Vocalist & Songwriter of Alternative Hip Hop Band Gym Class Heroes, Travels to South Africa, Philippines and India as MTV International's 2009 Staying Alive Foundation Ambassador

... VH1, Nickelodeon, TMF (The Music Factory), VIVA, Flux, Paramount Comedy, Comedy Central, Game One, Neopets, GameTrailers, Shockwave, Addicting Games, atom Films and Xfire. MTV Networks' brands are seen globally in 578 million households, in 162 countries and 33 languages via 166 locally programmed and op...

Minor league hockey players unable to identify concussion symptoms, study says

...ings are part of a study by Dr. Cusimano that analyzed the concussion knowledge of 142 adults (coaches, trainers and parents) and 267 players from GTA atom (10-years-old), Bantam (14-years-old), AA (highly competitive) and house league divisions. The study is published in the May edition of the Canadian ...

What's in your water?: Disinfectants create toxic by-products

...urrently EPA uses," he said. Plewa said that the second discovery concerns nitrogen-containing DBPs. "Disinfectant by-products that have a nitrogen atom incorporated into the structure are far more toxic and genotoxic, and some even carcinogenic, than those DBPs that don't have nitrogen. And there are ...

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atom in Medical Technology

Boston Scientific Submits Final Modules to FDA for Approval of Second-Generation Small Vessel and Long Lesion Stents

...nary Stent System. If approved, the TAXUS Liberte atom Stent will become the Company's second 2.25 mm dia... It will then likely succeed the TAXUS Express(TM) atom Stent, which is the Company's first approved small...ed to compare the performance of the TAXUS Liberte atom and TAXUS Liberte Long Stents with Boston Scientif...

MTV and SpinVox Partner to Launch First Ever Integrated Voice Powered Cause-Related Social Networking Campaign 'Stand By What You Say'

... VH1, Nickelodeon, TMF (The Music Factory), VIVA, Flux, Paramount Comedy, Comedy Central, Game One, Neopets, gametrailers, Shockwave, Addicting Games, atom Films and Xfire. MTV Networks' brands are seen globally in 560 million households in 162 countries and 33 languages via more than 150 locally programm...

Anacor Identifies a Novel Mechanism for Its Lead Anti-Fungal Drug, AN2690; Findings Published in Science

...ectively stopping the infection. Researchers found that replacing the boron atom in AN2690 with a carbon atom inactivated the drug, underscoring the importance of the boron chemistry. ...
atom in Medical Dictionary

Vitreous humor

...rder ... This website uses valid xHTML / CSS © Vitreous Humor . RSS 2.0. atom feed. Login ... Vitreous Humor -PhotoBlog: Buddha Is a Man, Photo Fr...tion ... This website uses valid xHTML / CSS © Vitreous Humor . RSS 2.0. atom feed. Login ... Shop for Vitreous Humor and Music at Shop.com. Rele...

Oxygen

...most abundant element in the Earth's crust. ... Atomic oxygen is very reactive, so that the element does not occur naturally in ... The oxygen atom in its quantum mechanical ground state has the electronic ... Molecular oxygen (O2), a colorless, odorless gas at room temperature. (medicine) A...

Lactic acid

...tic acid system is capable of releasing energy to resynthesise ATP ... Lactic acid occurs as two optical isomers since the central carbon atom is bound ... Some examples of lactates (salts or esters of lactic acid ) are: ... A lactic acid test is a blood test that measures the le...

Cyanide

... A cyanide is any chemical compound that contains the cyano group (C≡N), which consists of a carbon atom triple-bonded to a nitrogen atom. Inorganic cyanides are hydrogen cyanide salts in which cyanide is generally the anion CN-. Organic compounds tha...

Carbon monoxide

... Carbon monoxide , with the chemical formula CO, is a colorless, odorless and tasteless, yet highly toxic gas. Its molecules consist of one carbon atom and one oxygen atom, connected by a covalent double bond and a dative... Carbon monoxide poisoning occurs after the inhalation of carbon mono...

Carbon dioxide

...s widely used as a refrigerant. ... Carbon Dioxide , colorless, odorless, and nonflammable gas. The carbon dioxide molecule consists of one atom of carbon joined to two atoms of oxygen... Evidence is mounting that carbon dioxide's heat-trapping power has already ... If carbon dioxi...

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atom in Biological News

Silicon with afterburners: Process developed at Rice could be boon to electronics manufacturer

...rystalline silicon as a way of tuning microscopic circuits to a particular need, and it's been effective so far even in concentrations as small as one atom of boron, arsenic or phosphorus per 100 million of silicon. But as manufacturers pack more transistors onto integrated circuits by making the circuit...

Explosive growth of life on Earth fueled by early greening of planet

...carbon isotopes of Neoproterozoic limestones. Knauth and Kennedy's study looked at a bigger picture. "There are three atoms of oxygen for every atom of carbon in limestone," Knauth says. "We looked at the oxygen isotopes as well, which allowed us to see that the peculiar carbon isotope signature pr...

Carnegie Mellon's Kris Matyjaszewski recieves EPA's Presidential Green Chemistry Challenge Award

...rnegie Mellon professor to receive the award, will be recognized in the academic category for the development of an environmentally low-impact form of atom Transfer Radical Polymerization (ATRP), a widely used method for preparation of functional polymers. The EPA's Presidential Green Chemistry Chall...

Nobel Laureate underscores importance of investment in basic research

...ed to develop applications for new kinds of physics measurements and processes such as high resolution spectroscopy, atomic clocks, atomic collisions, atom optics, bio-molecular interactions, and atomic-scale and nano-scale fabrication. Phillips asserted, "ONR is different among the federal S&T organiz...

Weizmann Institute scientists develop a unique approach for splitting water into hydrogen and oxygen

...he water molecule. The team found that upon mixing this complex with water the bonds between the hydrogen and oxygen atoms break, with one hydrogen atom ending up binding to its organic part, while the remaining hydrogen and oxygen atoms (OH group) bind to its metal center. This modified version of ...

Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications

...f identifying which molecular pair it was." Although quantum tunneling seems exotic, Lindsay points out that the routine leaking of electrons from one atom to another to form a chemical bond is a similar process. If significant challenges to reading single molecules through such a technique can be ove...
atom in Biological Technology

Connecting Materials Science With Biology, K-State Engineers Create DNA Sensors That Could Identify Cancer Using Material Only One Atom Thick

MANHATTAN, Kan., April 13 /PRNewswire-USNewswire/ -- Kansas State University engineers think the possibilities are deep for a very thin material. Vikas Berry, assistant professor of chemical engineering, is leading research combining biological materials with graphene, a recently developed ...

CU scientists create world's thinnest balloon -- just one atom thick

Using a lump of graphite, a piece of Scotch tape and a silicon wafer, Cornell researchers have created a balloonlike membrane that is just one atom thick -- but strong enough to contain gases under several atmospheres of pressure without popping. And unlike your average party balloon -- or even...

Bon MOT: Innovative atom trap catches highly magnetic atoms

A research team from the National Institute of Standards and Technology (NIST) and the University of Maryland has succeeded in cooling atoms of a rare-earth element, erbium, to within two millionths of a degree of absolute zero using a novel trapping and laser cooling technique. Their recent repor...

1 nano-step closer to weighing a single atom

By studying gold nanoparticles with highly uniform sizes and shapes, scientists now understand how they lose energy, a key step towards producing nanoscale detectors for weighing any single atom. Such ultrasensitive measurements could ultimately be used in areas such as medical research and dia...

New clues about a hydrogen fuel catalyst

... hydrogen from a particular spot on the ammonia borane molecule: a nitrogen atom in the molecule holding onto two hydrogen atoms. First, the catalyst plucks one hydrogen atom off. This is the hardest part of the reaction, said Rousseau, and it makes ...

New Scientific Worldview 'Biocentrism' Featured in The Huffington Post - #1 Weblog in the World

... within the existing paradigm. But allowing the observer into the equation opens new approaches to understanding everything from the tiny world of the atom to our views of life and death. Above all, biocentrism offers a more promising way to bring together all of science as scientists have been attempting...

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atom in Biological Products

Amino acid mixture excluding l-[U-14C]methionine from GE Healthcare, formerly Amersham Biosciences

Description:... 50 uCi. Aqueous solution containing 2% ethanol, sterilized. > 1.85 GBq/mg atom carbon, > 50 mCi/mg atom carbon. Mixture of Ala, Arg, Asp, Glu, Gly, His, Ile, Leu, Lys, Phe, Pro, ...
Company:GE Healthcare, formerly Amersham Biosciences

Antisense oligonucleotides from Thermo Scientific

Description:... Phosphothioate (PTO) oligonucleotides: PTOs are internucleotide modifications, where one oxygen atom in the phosphate backbone is replaced by a sulphur atom. This modification stabilises the oligonucleotide against nuclease degradation. PTOs are avail...
Company:Thermo Scientific
atom in Biological Definition

Alcohol

... or reactive metals such as sodium . The salts that result are called alkoxides , with the general formula R O - M + . Meanwhile the oxygen atom has lone pairs of nonbonded electrons that render it weakly basic in the presence of strong acids such as sulfuric acid . For example, with meth...

Amine

...organic compounds containing nitrogen as the key atom in the amine functional group. Amines have struct...er groups where the nitrogen is bonded to a carbon atom in the group (groups symbolized by R below). Ho...mples of conjugate acid K a values). The nitrogen atom has a lone electron pair available which can acce...

Carbohydrate

... ribose an aldopentose . Further, each carbon atom that supports a hydroxyl group (except for the fir... react with a hydroxyl group on a different carbon atom to form a hemiacetal or hemiketal , in which cas...n the two sugars results in the loss of a hydrogen atom (H) from one molecule and a hydroxyl group (OH) ...

Cellular respiration

...ort chain. In this process, an electron is transferred from an energy-rich atom (such as a carbon atom in an organic molecule) to an oxygen atom, via an electron transport chain....

Glucose

...n aldehyde (contains a -CHO group). Five of the carbons plus an oxygen atom form a loop called a "pyranose ring", the most stable form for six-carbon ...de groups with the exception of the fifth atom, which links to a 6th carbon atom outside the ring, forming a CH 2 OH group. This ring structure exists in e...

Microscope

...enhoek is, contrary to widespread claims, certainly not the inventor of the microscope. Other types of microscopes See also microscopy atom probe Atomic force microscope Electron microscope Field ion microscope Field emission microscope Phase contrast microscope , see Fr...
atom in Biological Dictionary

Atom

The atom is a basic unit of matter consisting of a dense, central nucleus surrounded by a cloud of negatively charged electrons. The atomic nucleus contains a mix of positively charged protons and electrically neutral... Intel Atom is the brand name for a line of x86 and x86-64 CPUs fr...

Uracil

...midine family. ... uracil , U a nitrogen-containing base found in RNA (but not in DNA) and derived from pyrimidine; pairs with ... the carbon atom of uracil is not fulfilling its ... Uracil - Definition of Uracil at Dictionary.com a free online dictionary with ... Uracil is therefore ...

RNA

...ations fulfills several important ... RNA is very similar to DNA, but differs in a few important structural details. ... RNA has a 2' oxygen atom that is not present in DNA. ... As DNA changes into RNA an OH group is added and TTP switches out with UTP. ... Animated Science, Health, Techno...

Protons

... on how to calculate the number of protons , electrons and neutrons in an atom of any element. ... Adding or removing protons from the nucleus of an ...s are shown in red and ... The positive charge of the nucleus of any atom is due to its protons . ... Protons are frequently used in a particle a...

Primer extension

... Primer Extension Works. First we have transcription which usually occurs ... Once this primer extension reaction is complete, we can ... atom Sciences, Inc., Specific Diagnostic for Members of Genus Mycobacterium. ... Polymerase-driven primer extension across this span of DNA sequence ...

Plasma

... In physics and chemistry, plasma is a partially ionized gas, in which a certain proportion of electrons are free rather than being bound to an atom or molecule. The ability of the positive and negative charges to move... Plasma effect, a computer-based animated visual effect, used in grap...
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