Dentists Take Dimmer View of Patients' Smiles

People are more pleased with their teeth than professionals might think, survey finds MONDAY, Dec. 17 (HealthDay News) -- People tend to be much happier with the condition of their teeth and smiles than their dentists are, Norwegian researchers report. Patients also view eyes and te...

New way to control protein activity could lead to cancer therapies

...ences the level of speed with which the protein is broken downa much faster process than its production. Moreover, it is reversible and works like a dimmer switch for an overhead light. The rate of a protein's degradation and, thus, the level of its biological activity can be increased or decreased by...

Scientists Find Way to Dim Cancer Switch

... (HealthDay News) -- Scientists have discovered that they can use a kind of dimmer switch to stop a "cancer signal" from contributing to the development of tu... The researchers found that by turning down the Myc switch, like using a dimmer switch on a lamp, they could shrink tumor cells to normal sizes and restore...

Bright tumors, dim prospects

... Sept. 13, 2007 -- It doesn't matter how small or large it is, if a cervical tumor glows brightly in a PET scan, it's apt to be more dangerous than dimmer tumors. That's the conclusion of a new study of cervical cancer patients at Washington University School of Medicine in St. Louis. "We've seen that...

Discovery of 'sugar sensor' in intestine could benefit diabetes

...h diet-related disorders. Diabetes for example, is where the bodys blood sugar level is higher than normal; if we could use the taste receptor like a dimmer switch we could set it so that the appropriate amount of sugar is absorbed in the body. From a veterinary perspective, the discovery could also...

Genome Annotation by Mutation

...of non-coding or non-gene DNA.Some pieces of non-gene DNA are regulatory sequences that turn genes on or off, or turn their activity up or down like a dimmer switch. Other DNA sequences are responsible for folding and packing DNA into the nucleus of each cell. Five percent to 50 percent of DNA is co...

Many Hours on Computer may Harm Eyes

...ound so the letters are easily read, the experts said. Finally, minimise reflected glare on the monitor by using window shades or curtains and dimmer switches on lights. Bright light sources also should be removed from the peripheral vision. Dry eyes are another common complaint, for two rea...

Many Hours on Computer may Harm Eyes

...ound so the letters are easily read, the experts said. Finally, minimise reflected glare on the monitor by using window shades or curtains and dimmer switches on lights. Bright light sources also should be removed from the peripheral vision. Dry eyes are another common complaint, for two rea...

Switching Genes to Overdrive Improves Muscular Dystrophy Symptoms in Mice

... muscular dystrophy. PGC-1alpha is known as a “transcriptional coactivator” that functions as a switch, or perhaps more accurately, like a light dimmer that increases or decreases the activity of genes under its control. Exercising a muscle raises PGC-1alpha levels, causing the formation of more mitoc...

Cataplexy During Status Cataplecticus Resembles REM Sleep

...retin-deficient narcolepsy-cataplexy, who suffered status cataplecticus after having stopped clomipramine. The woman underwent a 99mTc-ethylcysteinate dimmer brain SPECT during an episode of cataplexy. This image was compared with her brain SPECT during an intervening asymptomatic period. Subtraction SPECT ...

dimmer in Medical Products

Fostec Ace

Description:... Choose from a complete line of DC regulated and AC halogen light sources that provide intense, cool illumination. A solid-state dimmer provides variable light intensity, and our exclusive Modulamp assembly assures maximum light delivery to your fiber optic components....
Company:Carl Zeiss MicroImaging, Inc.

VantagePlus Indirect Ophthalmoscope

Features:...ich fits neatly on the wall. Your indirect can be mounted on the bracket it comes with. All Vantage Plus units come standard with a HiMag Lens and dimmer control. PD Range: 48 - 76mm ...
Company:Keeler Instruments Inc.

dimmer in Biological News

Berkeley researchers identify photosynthetic dimmer switch

In a study of the molecular mechanisms by which plants protect themselves from oxidation damage should they absorb too much sunlight during photosynthesis, a team of researchers has discovered a molecular dimmer switch that helps control the flow of solar energy moving through the system of light ...

Queen's researchers shine light on compact fluorescent bulb problems

...rchers were motivated to solve two problems with CFLs they don't work with dimmer switches, and, more importantly, their energy efficiency is compromised bec... and not just a nuisance for consumers. "In fact, when a CFL is used with a dimmer switch, its bulb can burn out sooner than expected," he says. The solut...

Dancing 'adatoms' help chemists understand how water molecules split

... RICHLAND, Wash. -- Single oxygen atoms dancing on a metal oxide slab, glowing brighter here and dimmer there, have helped chemists better understand how water splits into oxygen and hydrogen. In the process, the scientists have visualized a chemical rea...

'Experiment of nature' examines how mother's diet may impact on child's health

... not change. These so-called "epigenetic" effects can occur through a process known as DNA methylation, where methyl caps bind to our DNA and act like dimmer switches on our genes. Now, Dr Branwen Hennig and colleagues from the Medical Research Council (MRC) International Nutrition Group based at the Lon...

Mutating the entire genome

...ing” or non-gene DNA. Some pieces of non-gene DNA are “regulatory sequences” that turn genes on or off, or turn their activity up or down like a dimmer switch. Other DNA sequences are responsible for folding and packing DNA into the nucleus of each cell. Five percent to 50 percent of DNA is cons...

Switching genes to overdrive improves muscular dystrophy symptoms in mice

...in muscular dystrophy. PGC-1alpha is known as a “transcriptional coactivator?that functions as a switch, or perhaps more accurately, like a light dimmer that increases or decreases the activity of genes under its control. Exercising a muscle raises PGC-1alpha levels, causing the formation of more mitoc...

A 'dimmer switch' for genes

...become important in turning genes on and off, but in a way that resembles a dimmer switch rather than an on-off switch. Genes carry the code that produces p...Graves says. "Instead of acting like an on-off switch, it behaved the way a dimmer switch does to regulate lighting in a gradual manner." In studying how t...

Targeting a key enzyme with gene therapy reversed course of Alzheimer's disease in mouse models

...d to small biological molecules, called short interfering RNA, or siRNA, which derail the process of translating genes into proteins. They work like a dimmer switch, reducing the amount of available gene product, in this case the enzyme BACE1. A modified lentivirus, which has been developed in Verma's la...

Overbearing colored light may reveal a second mechanism by which birds interpret magnetic signals

...tail and revealed an unexpected phenomenon: Increasing the intensity of turquoise light changes the birds' orientation significantly, in comparison to dimmer light levels. The researchers found that in dim turquoise light, similar to that found about 33 minutes after sunset, the birds show normal migratory ...

Scientists ID molecular 'switch' in liver that triggers harmful effects of saturated and trans fats

...a belongs to a specific family of co-activators, proteins that interact with other proteins to turn genes on and off and adjust their activity, like a dimmer switch that varies the brightness of a light. Co-activators join with other regulatory proteins called transcription factors in controlling the expres...

dimmer in Biological Technology

Silicon photonic crystals key to optical cloaking, researchers say

...e incident light, the cloaking effect would be incomplete. Faintly outlined in the shape of the container, some of the background objects would appear dimmer than the rest. To avoid these problems, postdoctoral research associate Dong Xiao came up with the idea of using a coating of concentric rings of si...

Gladstone scientists identify role of tiny RNAs in controlling stem cell fate

...to heart cells or any other type of adult cell is a very complicated process involving many factors. MicroRNAS, or miRNAs, seem to act as rheostats or dimmer switches to fine-tune levels of important proteins in cells. More than 450 human miRNAs have been described and each is predicted to regulate tens if...

Johnson Controls reports record quarterly sales

...tomotive systems and building controls company, reported record sales for the third quarter of 2006. The annual profit outlook, however, is getting dimmer due to the continuing slump in North American automotive interiors. Johnson Controls' sales for the 2006 third quarter increased 19 percent to $8.4...

measurement of green fluorescent proteins and a red fluorescent protein in live cells in the Analyst GT multimode reader

...well plates (not shown). The ZsGreen cell line (upper curve) was approximately 3.5 times brighter than the other two. Although the DsRed cell line was dimmer than the Zs-Green, their limits of detection were similar because the background was lower at the DsRed wavelengths. (See Table 3.) ...

dimmer in Biological Products

Anti-Factor XIIIa Ab-2 Polyclonal Antibody, Unconjugated from Lab Vision

Description:...n or human Factor XII. Factor XIII is a Beta-globulin found in plasma and is composed of two subunits. Factor XIII-A is the catalytic subunit and is a dimmer of M.W. 160kDa. Factor XIII is present in plasma as an Alpha2Beta2 heterodimer (M.W. 320kDa); whereas in platelets, only the Alpha2 unit exists. Facto...
Company:Lab Vision