Sentences with phrase «under ultraviolet light»

They also were marked with a unique design that could only be viewed under ultraviolet light.
He used compounds that change under ultraviolet light, such as the light from the sun.
The target fragment binds to a gene switch in the DNA, which triggers the production of a colourful substance such as the protein that gives jellyfish a green glow under ultraviolet light, or proteins from bacteria that produce colour changes visible to the naked eye.
Clare Baker of the University of Cambridge and colleagues injected chicken and mice embryos with neural crest cells genetically engineered to glow green under ultraviolet light.
Another potential application comes from the fact that silicon crystals at dimensions of 5 nanometers or less fluoresce under ultraviolet light.
She and four other beagles all produce a fluorescent protein that glows red under ultraviolet light.
Although the dye does not usually stain carpeting, it causes urine to glow blue under ultraviolet light for about 24 hours.
In tests in mice, the beads glowed through the animals» skin under ultraviolet light, varying in brightness as blood glucose levels changed.
One painting, owned by the Tate, is shown alongside close - up photographs of details seen under ultraviolet light, revealing the complex layerings and reworkings the artist subjected his work to.
If you have several cats and can't figure out which isn't using the litter box, you can ask your veterinarian for fluorescein, a harmless dye that makes urine glow blue under ultraviolet light for 24 hours.
Those effects will likely differ depending on the kind of plastic, which varies depending on its starting polymer and the additives used to impart certain qualities such as flexibility, sturdiness or durability under ultraviolet light.
(A set of miscarried twins did show such signs; one of them had a finger that glowed when placed under ultraviolet light.)
THE MOMENT: Corals glow under ultraviolet light at a depth of 20 feet off Roatán Island, Honduras.
The brightly fluorescing regions revealed under ultraviolet light would have been darkly pigmented in life (bottom row).
This means if urobilin is present in a water sample — and zinc ions have been added — the sample will give off a greenish glow when examined under an ultraviolet light, he says.
Corash's team observed that when a bag of blood plasma or platelets is slipped under an ultraviolet light, psoralens bond to the rungs of each double helix — and don't let go.
MISSED A SPOT After bees groom pollen off their bodies, there's still some left over (illuminated here under ultraviolet light).
For the purpose of their study, the researchers inserted a gene coding for fluorescent protein in the worms that, when activated, made them glow brightly under ultraviolet light.
But, some of the Dugway Geodes contain another hidden surprise - trace amounts of uranium incorporated into their chalcedony lining cause the geode's interior lining to exhibit a spectacular lime - green fluorescence under ultraviolet light.
The virtually indelible mixture is visible only under ultraviolet light, but when analysed, shows a unique profile, proving beyond doubt who owns the property.
The foreign gene introduced through the male germ cells glows under ultraviolet light in the photograph of transgenic mice.
It often glows in the dark under an ultraviolet light source (Woods lamp).
Around this time last year, Bernstein presented a series of big paintings at Gavin Brown's Enterprise called Birth of the Universe, which she displayed under ultraviolet light.
Every Saturday night you'd find me on the dancefloor at a wine bar in Newcastle called The Gunfighter's Rest, dancing up a storm to Bizarre Love Triangle under the ultraviolet lights as the dry ice steamed out of my Dingo Dangler cocktail.
A production prototype of highly purified, gadolinium - doped scintillator fluid, viewed under ultraviolet light.
5 South Korean scientists cloned four beagle puppies with a gene that produces a fluorescent protein that glows red under ultraviolet light.
It showed that mice become dependent on beta - endorphin, a druglike opioid molecule made by the skin under ultraviolet light.
The fractions with the metal were recognizable because they fluoresced under ultraviolet light.
Seen under ultraviolet light, simulated germs glow from a hand's wrinkles, cuticles, and «subungual spaces,» even after a normal hand - washing.
Available colors fluoresced orange, yellow, green and blue under ultraviolet light.
To test this, they injected each mouse with about 200,000 neural stem cells that were engineered to appear green under ultraviolet light.
Fluorescence is when a diamond shows a soft glow under ultraviolet light (usually blue).
NATURAL DAY - GLO A polka dot frog, the first amphibian shown to fluoresce under ultraviolet light, has complex courtship and male fights.
The resin rests outside a clear greenhouse bearing basil plants, bamboo, a houseplant and cucumbers that glow an eerie purple - red under ultraviolet light.
Their two zinc mines have yielded more than 90 types of rare minerals that glow under ultraviolet light, due to trace amounts of manganese trapped when the crystals formed.
The CSHL team genetically engineered mice so that the same conditions that activate Nestin in a particular cell also make it glow green under ultraviolet light.
«When we want to encourage melanoma growth in lab mice, we put them under ultraviolet light, the same thing used in a tanning bed.
With the help of genetic engineering, one of this mouse's genes was fused with the GFP gene so that it glows under ultraviolet light.
In the dark and under an ultraviolet light, the dogs glow a reddish orange.
Erika Sasaki and her team at the Central Institute for Experimental Animals in Kawasaki, Japan, added a gene to marmoset embryos that made them glow green under ultraviolet light.
Under ultraviolet light, the gel changed from clear to blue, mimicking the color of the backdrop.
For the $ 100 bill, some of the security features include: a watermark that's visible only when the bill is held up to a light source; inks that change color when the note is tilted; a security thread that glows under ultraviolet light; a 3D security ribbon; and raised printing.
-- Fluorescein Staining Technique: Allows visualization of corneal ulcers and corneal injuries with a special dye that glows under ultraviolet light.
Some types of ringworm will glow under ultraviolet light.
Composed of phosphorescent paint that glows under ultraviolet light, and replete with iridescent black dots, he poses with hand on hip, the luminescent properties of the opulent surface emboldening his bursting muscles outlined in chalky blue.
«Ectoplasm» under an ultraviolet light, early 20th century.
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