Assessing ontogenetic maturity in extinct saurian reptiles

CT Griffin, MR Stocker, C Colleary… - Biological …, 2021 - Wiley Online Library
Morphology forms the most fundamental level of data in vertebrate palaeontology because it
is through interpretations of morphology that taxa are identified, creating the basis for broad …

Decoding the evolution of melanin in vertebrates

ME McNamara, V Rossi, TS Slater, CS Rogers… - Trends in ecology & …, 2021 - cell.com
Melanins are widespread pigments in vertebrates, with important roles in visual signaling,
UV protection, and homeostasis. Fossil evidence of melanin and melanin-bearing …

Omega-3 polyunsaturated fatty acids decrease aortic valve disease through the resolvin E1 and ChemR23 axis

G Artiach, M Carracedo, O Plunde, CE Wheelock… - Circulation, 2020 - Am Heart Assoc
Background: Aortic valve stenosis (AVS), which is the most common valvular heart disease,
causes a progressive narrowing of the aortic valve as a consequence of thickening and …

The molecular evolution of feathers with direct evidence from fossils

Y Pan, W Zheng, RH Sawyer… - Proceedings of the …, 2019 - National Acad Sciences
Dinosaur fossils possessing integumentary appendages of various morphologies,
interpreted as feathers, have greatly enhanced our understanding of the evolutionary link …

Chemistry of porphyrins in fossil plants and animals

M Tahoun, CT Gee, VE McCoy, PM Sander… - RSC advances, 2021 - pubs.rsc.org
Porphyrins are macrocyclic tetrapyrrole derivatives that are widely distributed in nature. They
are often complexed with a metal ion located in the center of the ring system and may be …

Evidence of proteins, chromosomes and chemical markers of DNA in exceptionally preserved dinosaur cartilage

AM Bailleul, W Zheng, JR Horner, BK Hall… - National Science …, 2020 - academic.oup.com
A histological ground-section from a duck-billed dinosaur nestling (Hypacrosaurus
stebingeri) revealed microstructures morphologically consistent with nuclei and …

Two turtles with soft tissue preservation from the platy limestones of Germany provide evidence for marine flipper adaptations in Late Jurassic thalassochelydians

WG Joyce, M Mäuser, SW Evers - PloS one, 2021 - journals.plos.org
Late Jurassic deposits across Europe have yielded a rich fauna of extinct turtles. Although
many of these turtles are recovered from marine deposits, it is unclear which of these taxa …

Tissue-specific geometry and chemistry of modern and fossilized melanosomes reveal internal anatomy of extinct vertebrates

V Rossi, ME McNamara, SM Webb… - Proceedings of the …, 2019 - National Acad Sciences
Recent discoveries of nonintegumentary melanosomes in extant and fossil amphibians offer
potential insights into the physiological functions of melanin not directly related to color …

[HTML][HTML] Dinosaur paleohistology: review, trends and new avenues of investigation

AM Bailleul, J O'Connor, MH Schweitzer - PeerJ, 2019 - peerj.com
In the mid-19th century, the discovery that bone microstructure in fossils could be preserved
with fidelity provided a new avenue for understanding the evolution, function, and …

Paleoproteomics of Mesozoic dinosaurs and other Mesozoic fossils

MH Schweitzer, ER Schroeter, TP Cleland… - …, 2019 - Wiley Online Library
Molecular studies have contributed greatly to our understanding of evolutionary processes
that act upon virtually every aspect of living organisms. However, these studies are limited …