Feather microstructures can remarkably change the appearance of red plumage without any corresponding changes in either pigment concentration or molecule types Adult male Brazilian tanager ...

In the framework of the Chlorella microalgae cultivation process, the researchers from Peter the Great St.Petersburg Polytechnic University (SPbPU) obtained microalgae biomass with a high content of ...

Over the past three decades, the red-winged blackbird Agelaius phoeniceus has served as a model species for studies of sexual selection and the evolution of ornamental traits. Particular attention has ...

Where do birds get their red feathers from? According to a new article, the red carotenoids that give the common crossbill its red coloration are produced in the liver, not the skin, as previously ...

Researchers obtained microalgae biomass with a high content of carotenoid pigments, which is suitable for the food industry through targeted cultivation Peter the Great Saint-Petersburg Polytechnic ...

This is a preview. Log in through your library . Abstract For a variety of technical and conceptual reasons, biologists have come to use several different methods to quantify the colors of animals.

Beta-cryptoxanthin (BCX), a carotenoid pigment compound found primarily in plants, reduces the number and invasiveness of tumors in mouse and cell models of lung cancer, report scientists from the ...

Carotenoids are pigments in plants, algae, and photosynthetic bacteria. These pigments produce the bright yellow, red, and orange colors in plants, vegetables, and fruits. Carotenoids act as a type of ...