Pterins occur as white, yellow, orange, or red granules in association with insect wing material.
Clinically, the defect caused by MIH appears as white, yellow or brown discolouration, often affects the occlusal surfaces of the first permanent molars and may be more frequent in the maxilla than mandible [ 3- 5].
The fruit bodies of B. edulis can be infected by the parasitic mould-like fungus Hypomyces chrysospermus, known as the bolete eater, which manifests itself as a white, yellow, or reddish-brown cottony layer over the surface of the mushroom.
XRF confirmed the general palette of inorganic pigments by inference from elemental compositon as lead white, yellow iron earths, green earth, azurite, lead tin yellow, and vermilion.
The colour of any sputum produced was recorded as clear, white, yellow, green, or bloodstained.
Cooks prowling in a farmers' market won't find many vegetables as eye-catching as bunches of white, yellow, orange, red and purple carrots, from slender minis to knobby standard sizes, with chunky Thumbelinas in between.
Tin oxide and lead-tin yellow were recognised as white and yellow opacifiers respectively.
It made me realize that we as a people, black, white, yellow and brown, have finally reached that mythic mountaintop together.
Ron Hami's whimsical designs include flower-shaped diamond hoops (white gold $5,350, yellow gold $2,400), as well as white or yellow hoops studded with black diamond beads, above left ($3,300 to $3,600, all at Neiman Marcus).
To classify patients according to skin color, the method adopted by the Brazilian Institute of Geography and Statistics (IBGE) was used [ 11], which allows individuals to declare themselves as black, pardo (mixed-race), white, yellow, or indigenous.
The analysis based on spectral shape yielded eight colour categories, which roughly corresponded to flowers perceived by human observers as magenta, red, pink, UV white, white, yellow, green and dark green (Fig. 3).
