Macromolecular sheets direct the morphology and orientation of plate-like biogenic guanine crystals
A Wagner, A Upcher, R Maria, T Magnesen… - Nature …, 2023 - nature.com
Animals precisely control the morphology and assembly of guanine crystals to produce
diverse optical phenomena in coloration and vision. However, little is known about how …
diverse optical phenomena in coloration and vision. However, little is known about how …
[HTML][HTML] Genetics of yellow-orange color variation in a pair of sympatric sulphur butterflies
Continuous color polymorphisms can serve as a tractable model for the genetic and
developmental architecture of traits. Here we investigated continuous color variation in …
developmental architecture of traits. Here we investigated continuous color variation in …
Plate-like guanine biocrystals form via templated nucleation of crystal leaflets on preassembled scaffolds
Controlling the morphology of crystalline materials is challenging, as crystals have a strong
tendency toward thermodynamically stable structures. Yet, organisms form crystals with …
tendency toward thermodynamically stable structures. Yet, organisms form crystals with …
Intermediate filaments spatially organize intracellular nanostructures to produce the bright structural blue of ribbontail stingrays across ontogeny
MJ Blumer, VA Surapaneni… - Frontiers in Cell and …, 2024 - frontiersin.org
In animals, pigments but also nanostructures determine skin coloration, and many shades
are produced by combining both mechanisms. Recently, we discovered a new mechanism …
are produced by combining both mechanisms. Recently, we discovered a new mechanism …
Controlled pH Alteration Enables Guanine Accumulation and Drives Crystallization within Iridosomes
Z Eyal, A Ggorelick-Ashkenazi, R Deis, Y Barzilay… - BioRxiv, 2024 - biorxiv.org
Many animals exhibit remarkable colors produced by the constructive interference of light
reflected from arrays of intracellular guanine crystals. These systems are utilized for various …
reflected from arrays of intracellular guanine crystals. These systems are utilized for various …
The role of pigments in light color variation of the firefly Photinus pyralis
MS Popecki, RL Rogers, SA Archer-Hartmann… - bioRxiv, 2024 - biorxiv.org
Fireflies use bioluminescent signals to communicate with their mates. Luciferase has been
thought to be the sole contributor to light color; however, populations of the Photinus pyralis …
thought to be the sole contributor to light color; however, populations of the Photinus pyralis …
Genetics of continuous colour variation in a pair of sympatric sulphur butterflies
Continuous colour polymorphisms can serve as a tractable model for the genetic and
developmental architecture of traits, but identification of the causative genetic loci is complex …
developmental architecture of traits, but identification of the causative genetic loci is complex …
The Formation of Biogenic Guanine Crystals Closely Resembles Melanosome Morphogenesis
A Wagner, A Upcher, R Maria, T Magnesen, E Zelinger… - bioRxiv, 2022 - biorxiv.org
Animals precisely control the morphology and assembly of highly reflective guanine crystals
to produce diverse optical phenomena used in coloration and vision. However, little is …
to produce diverse optical phenomena used in coloration and vision. However, little is …