Carotenoid ornaments and the spandrels of physiology: a critique of theory to explain condition dependency
Even as numerous studies have documented that the red and yellow coloration resulting
from the deposition of carotenoids serves as an honest signal of condition, the evolution of …
from the deposition of carotenoids serves as an honest signal of condition, the evolution of …
Genetics of colouration in birds
A Roulin, AL Ducrest - Seminars in cell & developmental biology, 2013 - Elsevier
Establishing the links between phenotype and genotype is of great importance for resolving
key questions about the evolution, maintenance and adaptive function of phenotypic …
key questions about the evolution, maintenance and adaptive function of phenotypic …
[HTML][HTML] A mechanism for red coloration in vertebrates
Red coloration is a salient feature of the natural world. Many vertebrates produce red color
by converting dietary yellow carotenoids into red ketocarotenoids via an unknown …
by converting dietary yellow carotenoids into red ketocarotenoids via an unknown …
Key ornamental innovations facilitate diversification in an avian radiation
R Maia, DR Rubenstein… - Proceedings of the …, 2013 - National Acad Sciences
Patterns of biodiversity are often explained by ecological processes, where traits that
promote novel ways of interacting with the environment (key innovations) play a …
promote novel ways of interacting with the environment (key innovations) play a …
Ancient origins and multiple appearances of carotenoid-pigmented feathers in birds
The broad palette of feather colours displayed by birds serves diverse biological functions,
including communication and camouflage. Fossil feathers provide evidence that some avian …
including communication and camouflage. Fossil feathers provide evidence that some avian …
Lutein isolated from Scenedesmus obliquus microalga boosts immunity against cyclophosphamide-induced brain injury in rats
FK El-Baz, A Salama, SI Ali, R Elgohary - Scientific Reports, 2022 - nature.com
Lutein is a naturally potent antioxidant carotenoid synthesized in green microalgae with a
potent ability to prevent different human chronic conditions. To date, there are no reports of …
potent ability to prevent different human chronic conditions. To date, there are no reports of …
How hollow melanosomes affect iridescent colour production in birds
CM Eliason, PP Bitton… - Proceedings of the …, 2013 - royalsocietypublishing.org
Developmental constraints and trade-offs can limit diversity, but organisms have repeatedly
evolved morphological innovations that overcome these limits by expanding the range and …
evolved morphological innovations that overcome these limits by expanding the range and …
Artificial selection for structural color on butterfly wings and comparison with natural evolution
Brilliant animal colors often are produced from light interacting with intricate nano-
morphologies present in biological materials such as butterfly wing scales. Surveys across …
morphologies present in biological materials such as butterfly wing scales. Surveys across …
Sexiness, individual condition, and species identity: the information signaled by ornaments and assessed by choosing females
GE Hill - Evolutionary Biology, 2015 - Springer
Biologists have long debated the evolution of animal ornamentation via female choice. Much
of the discussion of ornament evolution has focused on three hypotheses: the species …
of the discussion of ornament evolution has focused on three hypotheses: the species …
Diversity, physiology, and evolution of avian plumage carotenoids and the role of carotenoid–protein interactions in plumage color appearance
The diversity of vibrant plumage colors in birds has evolved as a direct result of social and
environmental pressures. To fully understand these underlying pressures it is necessary to …
environmental pressures. To fully understand these underlying pressures it is necessary to …