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searching for Red pigments 102 found (118 total)

alternate case: red pigments

Aluminon (167 words) [view diff] exact match in snippet view article find links to article

particular pigment in acidic solutions may change: aluminon and Sc3+ form red pigments if the solution is acidic, but otherwise the solutions are colorless

an anthocyanin. It is the 3-glucoside of malvidin. It is one of the red pigments found in the skin of purple grapes and in wine. Color stabilization of

in English was in 1753. There are many other names for the iron oxide red pigments of different shades, with Spanish red being very similar. "Venetian red

are several eyes, called ocelli, which contain light-sensing cells and red pigments. "Bell jelly, Coastal Wetlands, Invertebrates, Polyorchis sp at the Monterey

present in the urine, where it is part of a group of yellow, brown and red pigments generally designated as urochrome. Pigments excreted in urine are partially

overprinted shades and an unusual palette of yellow, green and varying red pigments.[citation needed] Hokusai also employs the rare technique of using black

for men. Other parts of the body were tattooed with red pigments. Among the Shan, blue or red pigments were especially popular, as were charms and cabalistic

concentration of anthocyanins and is considered a potential source of red pigments for the food industry. The anthocyanin concentration is about 18 mg per

monascin, two orange pigments monascorubin and rubropunctain, and two red pigments monascorubinamine and rubropunctaimine. All six are produced with a combination

yellow or pale green-yellow, tepals, the inner ones usually with purplish red pigments. A&B: flowers; C: foliage; D: hypanthium; E: longitudinal section of

catalyses the rapid polymerization of o-quinones to produce black, brown or red pigments (polyphenols) that cause fruit browning. The amino acid tyrosine contains

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. CiteSeerX 10

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. CiteSeerX 10

the cell wall. It was found that mosses with higher concentrations of red pigments and UVACs located in the cell walls, rather than intracellularly, performed

pigments such as orange carotene, yellow xanthophylls, and various other red pigments. As such, their color varies depending on what pigment they contain.

from carotenoid pigments in the diet. Coloration is produced from both red pigments and yellow carotenoid pigments. Northern cardinal males metabolize carotenoid

similar to D. melanogaster, but differs by having smaller eyes with no red pigments and more strongly veined wings. D. synthetica are fertile and able to

Vetutius Placidus. House of Greek epigrams. House of Lucretius Fronto. The red pigments used in Pompeii to obtain Pompeian red include cinnabar, sinopis, and

along nearby saline lakes to feed on Spirulina (a blue-green algae with red pigments). Lake Natron is a safe breeding location because its caustic environment

overlaid with details of the body and adornment in yellow ochre and two red pigments, such as the feathered tunics and male genitalia visible on the Carajía

that symbolizes the spread of Buddhism all over the world. Traces of red pigments remain from the previous painting of the pedestal. Its Diamond Throne

heat treatment salts, case hardening of steel. It is also used to make red pigments such as Lithol red and Red Lake C. Its toxicity limits its applicability

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. CiteSeerX 10

Weathered volcanic rocks from the Pali-Aike volcanic field were used as red pigments. These peoples hunted the mylodon (Mylodon listai), the American horse

(commonly known as the "indian paint fungus") by Native Americans to prepare red pigments. One of the pigments in this species, named echinotinctone (2,6-dihydroxy-1

the rock substrate. The frond's reddish-black colour results from the red pigments phycoerythrin and phycocyanin. Their colour is so intense that it masks

Montana used to use rocks from the Cloverly Formation to make red pigments. Since the red pigments are richest in the same layers of the formation that preserve

when Monascus is used in fermented foods. Industrial use of soluble red pigments as food dyes was discontinued in the US and Europe because of this risk

Chemical Composition. Artiscreation.com. "Red". Technical Information of Red Pigments. Handprint.com. "Magenta". Technical Information of Magenta Pigments

atroroseus, a new species efficiently producing industrially relevant red pigments". PLOS ONE. 8 (12): e84102. Bibcode:2013PLoSO...884102F. doi:10.1371/journal

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. doi:10.1126/science

from 1–5 mm thick. Additionally P. sanguineus typically contains darker red pigments that do not easily fade. Several collected specimens of P. cinnabarinus

a protein necessary for normal ripening by anthocyanin synthesis of red pigments, they do not turn the mature berries of other cultivars red. They ripen

color vision and reduce glare. Aquatic kingfishers have high numbers of red pigments in their oil droplets; the reason red droplets predominate is not understood

adult can grow to 4–5 cm and 0.4 g. The body is near translucent, but red pigments are present all over the body, so that live specimens appear to be pink

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. CiteSeerX 10

from compounds in their diet. Specifically, the yellow, orange, and red pigments originate from compounds called carotenoids, which are very diet-dependent

a dark brown complexion rather than the traditional black, white and red pigments. It is currently being displayed in the Oceania exhibit on the third

absence of atranorin. However, some species contain yellow to orange-red pigments that turn purple with potassium hydroxide (K+), known as skyrin, or terpenoids

from the cell wall by a thick, hyaline layer; it is often filled with red pigments. There is a single chloroplast filling the cell. Pyrenoids are absent

from the cell wall by a thick, hyaline layer; it is often filled with red pigments. There is a single chloroplast filling the cell. Pyrenoids are absent

atroroseus, a new species efficiently producing industrially relevant red pigments". PLOS ONE. 8 (12): e84102. Bibcode:2013PLoSO...884102F. doi:10.1371/journal

zebrina) the guard cells of the stomata are green because they contain chlorophyll while the epidermal cells are chlorophyll-free and contain red pigments.

Kil Sun (April 1, 2012). "Elucidation of chemical structures of pink-red pigments responsible for 'pinking' in macerated onion (Allium cepa L.) using HPLC–DAD

found in amphibians: xanthophores, which contain yellow, orange, or red pigments and are found uppermost on the dermis; iridophores, which lie below the

e/e. A horse with a genotype of E/E or E/e can still make black and red pigments and will be bay or black. Meanwhile, the agouti gene determines whether

application on the cheeks and were used in lip stains, by combining red pigments such as vermilion or sandalwood and cinnabar, which contained more harmful

Juxtaposed white, green, yellow and red pigments.

the upper and lower parts of the stalk; instead, the entire stem shows red pigments. The stalk of M. ravenelii is less tapered than M. elegans, and it has

Kil Sun (1 April 2012). "Elucidation of chemical structures of pink-red pigments responsible for 'pinking' in macerated onion (Allium cepa L.) using HPLC–DAD

the core compound of crocins (crocetin glycosides) which are the main red pigments of the stigmas of saffron (Crocus sativus) and the fruits of gardenia

are revealed. These pigments are present throughout the year, but the red pigments, the anthocyanins, are synthesized de novo once roughly half of chlorophyll

mostly from sporophores. It has been suggested that the many yellow-to-red pigments might be useful in cosmetics. Some 42% of patients with seasonal allergic

"Molecular genetics of human color vision: the genes encoding blue, green and red pigments". Science. 232 (4747): 193–203. Bibcode:1986Sci...232..193N. doi:10.1126/science

Monascus ruber and Monascus purpureus, industrial species used to produce red pigments. Aflatoxins: The aflatoxins were isolated and characterized after the

However, years later a conservator had the paint tested and found that the red pigments in it were mixed around 1687, four decades after Rubens died; the painting

while greater flower surface area increases bee pollination. Therefore, red pigments in the flowers of Mimulus cardinalis may function primarily to discourage

genetics of human color vision: the genes encoding blue, green, and red pigments Molecular genetics of inherited variation in human color vision 1985

milligrams per litre (7.2×10−7 lb/cu in)) should be used to avoid bleaching red pigments and the maintenance level should be about 20 mg/L. Furthermore, small

Reynolds. His works tend to have a greenish-blue hue to them, and his red pigments have faded a little over the years. He seldom signed his work. The fashion

throughout most of the growing season but as cool weather approaches red pigments flush into the leaves turning them bright red to reddish-purple in autumn

seasons and weather. Andrews often painted her landscapes with deep red pigments. She stated that much of her work was inspired by painful family stories

Anthraquinones are a common family of naturally occurring yellow, orange, and red pigments of which many have cathartic properties, attributes shared by aloin.

parrots. A yellow form, where the blue pigment is lost and yellow and red pigments are conserved, first appeared in the 1950s in aviculture. It is a recessive

14–24 by 4.4–7.3 μm. Clamp connections are absent from the hyphae. The red pigments of this and other russulas are water-soluble to some degree, and fruit

pigments. For example, bright red is created by dense deposits of mostly red pigments, while dull yellow is created by diffuse deposits of mostly yellow pigments

south of the center of the mound, and more than 670 tubular beads and red pigments were found at its head. Yayoi pottery found with the grave goods indicated

activities. Additional alkaloid compounds in M. haematopus include the red pigments mycenarubins D, E and F. Prior to the discovery of these compounds, pyrroloquinoline

yellow. To achieve a larger gamut of colors via mixing, the blue and red pigments used in illustrative materials such as the Color Mixing Guide in the

green to brown with red spines due to a mixture of yellow, blue, and red pigments that occur naturally in the shell. On rare occasions these colors are

genetics of human color vision: the genes encoding blue, green, and red pigments". Science. 232 (4747): 193–202. Bibcode:1986Sci...232..193N. doi:10.1126/science

occurrence of ionized anthocyanins which will increase the amount of bright red pigments. Wines with a higher pH will have a higher concentration of blue and

like those produced by the Yangshao culture, show the use of black and red pigments. Later, tomb and religious sculptures appear as a consequence of the

significance. The archaeological record preserves Neanderthal associations with red pigments and quartz crystals. Hayden states "it is inconceivable to me that early

made from lapis lazuli, seldom used in Swedish church murals), and red (pigments based on cinnabar). Other pigments found in church murals from the 12th

Font-de-Gaume shows a noticeably higher head posture, and others were drawn in red pigments in the Kapova Cave in the Ural Mountains. Some images show rhinoceroses

menstrual synchrony is difficult to achieve, painting up with blood-red pigments was the next best thing, enabling the benefits of artificial, ritually

feature of the species and its close relatives are the intense yellow and red pigments produced during growth on most substrates.[citation needed] It normally

particularly those that contain yellow tattoo ink. Yellow and some red pigments contain cadmium sulfide, which can cause an allergic reaction when exposed

be caused by some medications and the consumption of foods containing red pigments, such as beets. Myoglobin, a product of muscle breakdown, can give urine

been used to produce greens for foliage and landscapes and mixed with red pigments to produce violet.    Michelangelo, The Entombment, ca. 1500–1501. The

were all removed by 1979 and, due to the fugitive nature of some of the red pigments, in particular lithol red, were placed in dark storage and displayed

Gabriela; Maier, Marta S.; Abad, Gonzalo E. (2002). "Green, Yellow, and Red Pigments in South American Painting, 1610-1780". Journal of the American Institute

not yet been explained. The champagne dilution affects both black and red pigments equally, the silver dapple gene affects only black pigment, and pearl

of these had been painted with black, white, gray-blue, and brownish-red pigments. Unique to archaeology as these things were, Cushing was distressed to

mutation results from inability to produce or synthesize pteridine (red) pigments, due to a point mutation on chromosome II. When the mutation is homozygous

represented by unpainted areas of grey-green primer and the placing of pure red pigments for highlights. In 1720, after a period of infighting, Thornhill closed

of porphyrins into teeth. The excretion of porphyrins produces purple-red pigments in teeth. Hemolytic disease of the newborn: This disease occurs when

Delesseria sanguinea, a red alga, has chloroplasts that contain red pigments like phycoerytherin that mask their blue-green chlorophyll a.

transparent colors and ability to imitate the pale skin tones with intense red pigments applied to the back side of the slice. Artificial fiber boards have one

Intamas S, Srikitikulchai P, Tanticharoen M (April 2005). "Production of red pigments by the insect pathogenic fungus Cordyceps unilateralis BCC 1869". Journal

than black ink, likely due to small amounts of mercury sulfide in some red pigments. Some yellow pigments contain cadmium sulfide, a light-sensitive compound

Weathered volcanic rocks from the Pali-Aike volcanic field were used as red pigments in rock art. Today sheep are farmed in the volcanic field. On the Chilean

an increasing amount of green chlorophyll begins to mask most of the red pigments. In addition to the basal leaves, Pedicularis groenlandica will have

the painter's assistants, after a conservationist determined that its red pigments were mixed four decades after Rubens' death, reducing its value and interest

available included vermilion, from China, that rapidly replaced earlier red pigments and can be seen on many artifacts from this era. Negative effects of

A. (2004). "Two new Buellia species (Physciaceae, Lecanorales) with red pigments from Australia". Bibliotheca Lichenologica. 88: 163–173. Elix, John A

Two red pigments are used to coat two vertical panels, both black at the bottom and white at the top. The paint layer on the right panel has higher hiding

walls but on the human body, as women began making ritual use of blood-red pigments to beautify and sanctify their bodies. Evolutionary anthropologist Camilla

1881 Renoir painting featuring prominent use of bright red pigments

form an extremely bold palette; the most noticeable are yellow and red. Pigments are applied to the flat area outlined by thick black color. The thickness

analyses from 18th century works have revealed different yellow and red pigments, and presence of indigo dye, chalk, carbon black and Ocher (red and yellow)