GET YOUR GLOW ON The reef coral Montipora capitata naturally
fluoresces in red and cyan, as seen in this confocal microscopy image.
So, the researchers — headed by Professor of Physics and Biological Sciences Shane Hutson and Associate Professor of Cell and Developmental Biology Andrea Page - McCaw — targeted cells on the back of fruit fly pupae that expressed a protein that
fluoresces in the presence of calcium ions.
your racial and cultural ignorance displays
fluoresced in this stupid post!
He managed to make the capsaicinoid sacs
fluoresce in both jalapeños and Trinidad Moruga Scorpion peppers and then examined the pods with an electron microscope.
The ionized atoms
fluoresce in the laser light; the distance between the ions is approx. 10µm to 20 µm.
The microstructures consist of a 3D cross-grid scaffold and dots that
fluoresce in different colors and can be arranged variably in three dimensions within this grid.
He examined the tissue with a scanning electron microscope and rinsed it with antibodies that
fluoresce in the presence of the bacteria that cause syphilis, Treponema pallidum.
Proteins from jellyfish and corals that
fluoresce in the visible wavelength range have revolutionized optical imaging of cells.
When the drug was absent from a cell, the proteins
fluoresced in a certain color, and when the drug was present, the color changed.
For example, the shells could be functionalized to
fluoresce in the presence of specific proteins or to target tumors.
One food dye in particular, Sunset Yellow, «only exhibits phosphorescence in viscous solution, so we wanted to examine others that tend to be nonfluorescent to see if they might
fluoresce in viscous solutions,» Ludescher explained.
When Ruben and his colleague Willem J. Hillenius of the College of Charleston, in South Carolina, illuminated Scipionyx with ultraviolet light the fossilized tissues
fluoresced in various colors because they had replaced by minerals at differing rates.
The researchers took healthy tissue and tumor samples from mice, and trained the nanoparticle - GFP sensors to recognize the bad cells, and for the GFP to
fluoresce in the presence of metastatic tissues.
Several cells express the GFP,
fluorescing in green, when excited with blue light.
The hairs that
fluoresce in this manner are then examined microscopically for specific spores and other fungal characteristics.
This fusion is most evident in the centerpiece of the exhibition and one of the two most important works Kudo created, Garden of the Metamorphosis in the Space Capsule, 1968, a room - sized die equipped with UV light and designed as an environment for works which
fluoresce in black light.
All of the cheaper LED bulbs are what is called Phosphor - converted (PC) LEDs, where, much like a fluorescent bulb, the output of the LED causes the whitish coating to
fluoresce in a broader spectrum of light.
Not exact matches
Choose props that glow
in the dark or
fluoresce under a black light.
In 1895, Wilhelm Conrad Röntgen of Würzburg, Germany, while experimenting with high voltage currents passed through vacuum tubes, discovered a new form of radiation that caused materials to
fluoresce.
The particle avalanche also causes nitrogen molecules
in the air to
fluoresce, and on dark nights special telescopes can measure that light.
And some of those iron atoms would thereupon
fluoresce, emitting X-rays of their own — not over the whole band this time but at a single precise line
in the energy spectrum: 6.4 kilo - electron volts, which is the energy an electron loses when it falls from one shell
in an iron atom to a lower one.
I was quoted
in your report on a transgenic fish that
fluoresces when exposed to oestrogenically active chemical contaminants (11...
In this study, 95.5 percent of wing biopsies that targeted areas of fluorescence were microscopically positive for WNS lesions, while again 100 percent of bats that did not
fluoresce were negative for WNS.
Normally, blue light would simply make the GFP
in the cells
fluoresce — that is, emit light randomly
in all directions.
The researchers tinkered with the fish's DNA so that a protein present only
in neurons would
fluoresce when the neurons were firing.
Researchers
in the Czech Republic then tested the UV light - assisted biopsy technique
in the field, using it to collect small samples from areas of bat wing that
fluoresced under UV light.
REEF REHAB A coral
fluoresces purple (left), perhaps as a sunscreen defense for colorless polyps,
in a photo taken September 12 of a bleached reef near Okinawa, Japan.
Twenty - one of 22 bats that
fluoresced tested positive for Pd
in the lab; all 40 bats that didn't have any orange - yellow spots under the UV light tested negative.
To verify that these pre-eye cells were electrically different from the surrounding embryonic cells, Levin's team used a dye that
fluoresces brighter the more negative charge there is
in a cell.
By causing molecules of a particular type — which are widely spaced
in a sample — to
fluoresce, researchers can image the molecules and precisely determine their locations.
And some of those ironatoms would thereupon
fluoresce, emitting X rays of their own — not overthe whole band this time but at a single precise line
in the energyspectrum: 6.4 kilo - electron volts, which is the energy an electronloses when it falls from one shell
in an iron atom to a lower one.
By placing these fossils under ultraviolet (UV) light, the organic matter remaining
in the shells
fluoresces, revealing the original coloration patterns of the once living animals.
The brightly
fluorescing regions revealed under ultraviolet light would have been darkly pigmented
in life (bottom row).
Arachnologist Wilson Lourenço of the National Museum of Natural History
in Paris initially sought to test the
fluorescing capabilities of four recently discovered, cave - dwelling scorpion species (one of which is shown above, left).
The associated charged particles ionise atoms
in the atmosphere, causing them to
fluoresce.
Now life imitates art: A French biotechnology company has created a transgenic tadpole that
fluoresces when it encounters chemical contaminants
in water that disrupt thyroid functioning.
If this defect is illuminated with a green laser,
in response it will emit red light (
fluoresce) with an interesting feature: its intensity varies depending on the magnetic properties
in the environment.
* She combined a marker — a gene for a jellyfish protein that
fluoresces green — with a DNA sequence that turns on the green fluorescent protein
in the presence of thyroid hormones.
To visualize neuronal activity
in real time, researchers injected mice with a virus that induced their brain cells to glow, or
fluoresce, anytime an electrical impulse was triggered by something the mouse saw.
Blue was the «regular» color, and red appeared when fish with special
fluorescing cells
in their irises turned them on.
That light
in turn made the plant's chlorophyll
fluoresce red.
From William Price, University of Wollongong I was quoted
in your report on a transgenic fish that
fluoresces when exposed to oestrogenically active chemical contaminants (11 June, p 16).
SEP's pH sensitivity means Rosella will
fluoresce green unless it's
in an acidic environment like the vacuole or lysosome.
However, when a coma develops, dust reflects still more sunlight, and gas
in the coma absorbs ultraviolet radiation and begins to
fluoresce.
In it, a coral
fluoresces purple (left), perhaps as a sunscreen defense for colorless polyps.
Then, with the use of special equipment, the tumor cells will
fluoresce or appear as bright blue tissue
in the bladder.
modified the protein to make it a green
fluorescing monomer, making it a possible stand -
in for GFP that could be used with the same microscope filters already used for GFP.
Tight clumps of green
fluorescing FUS form
in the untreated yeast cell on the left, but the protein remains diffuse and unclumped
in the phosphorylated cell on the right.
Recently, Shaner et al. modified the protein to make it a green
fluorescing monomer, making it a possible stand -
in for GFP that could be used with the same microscope filters already used for GFP.
However, this test is not entirely accurate as other substances
in your cat's fur can
fluoresce as well.