Results 101 to 110 of about 29,170 (291)

Caveolin-1 regulates dorsoventral patterning through direct interaction with beta-catenin in zebrafish

open access: yes, 2010
Caveolin-1 (Cav-1) is the principal component of plasma membrane caveolae that negatively regulates a number of cellular signaling events including canonical Wnt signaling Activation of the Wnt/beta-catenin pathway is essential for dorsal organizer ...
Li, Qing   +7 more
core  

Mean Thickness of Biological Tissue (Ti) in the Examination, Thickness of Simulator Material (TS), Coefficient of Variation, and Mean Dorsoventral Phantom Dimensions (length x width).

open access: yes, 2016
Mean Thickness of Biological Tissue (Ti) in the Examination, Thickness of Simulator Material (TS), Coefficient of Variation, and Mean Dorsoventral Phantom Dimensions (length x width).
Sergio Barbosa Duarte (2622544)   +8 more
core   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Morpho‐functional analyses of the jaw apparatus in the Blue‐and‐yellow Macaw (Ara ararauna, Psittaciformes, Aves): Adaptations to feeding behavior

open access: yesThe Anatomical Record, EarlyView.
Abstract Macaws are renowned for processing dry, mechanically resistant fruits, yet the species‐level anatomical and functional correlates of this performance remain incompletely resolved. We examined the feeding apparatus of the Blue‐and‐yellow Macaw (Ara ararauna) using an integrated approach that combines osteology, myology, and bite‐force estimates
Sérgio R. Posso   +2 more
wiley   +1 more source

Widespread distribution of large silesaurids evidenced by a new record from the Middle Triassic of southwest Gondwana

open access: yesThe Anatomical Record, EarlyView.
The largest silesaurid known from South America is described here, demonstrating that silesaurids reached large body sizes in southwestern Gondwana. This discovery further underscores the widespread geographic distribution and temporal persistence of large silesaurids across Pangea, despite faunal turnovers and environmental events such as the Carnian ...
Rodrigo Temp Müller
wiley   +1 more source

Early evolution of the gular musculature and its innervation in ray‐finned fishes

open access: yesThe Anatomical Record, EarlyView.
Abstract Gular muscles are an important but often overlooked component of cranial anatomy in bony fishes. They are located on the ventral surface of the head and are derived from the mandibular and hyoid arches. We present a comprehensive review of the gular musculature and its innervation across early diverging actinopterygian lineages. By integrating
Aléssio Datovo   +4 more
wiley   +1 more source

Dynamic Mobilization Exercises Improve Activity and Stride Parameters Measured with Accelerometry in Sedentary Horses

open access: yesAnimals
Dynamic mobilization exercises (DME) are an effective strategy to prevent musculoskeletal injuries and promote back health in sport horses. Previous studies focused mainly on multifidus muscle cross-sectional area, with limited data on locomotion and ...
Aritz Saitua   +3 more
doaj   +1 more source

Novel functions of LHX2 and PAX6 in the developing telencephalon revealed upon combined loss of both genes

open access: yesNeural Development, 2017
Patterning of the telencephalic neuroepithelium is a tightly regulated process controlled by transcription factors and signalling molecules. The cortical primordium is flanked by two signalling centres, the hem medially, and the antihem laterally.
Geeta Godbole   +3 more
doaj   +1 more source

Lzts2 Regulates Embryonic Cell Movements and Dorsoventral Patterning through Interaction with and Export of Nuclear beta-Catenin in Zebrafish

open access: yes, 2011
Leucine zipper tumor suppressor 2 (Lzts2) functions in the development and progression of various tumors, but its activities in vertebrate embryogenesis remain unclear.
Long, Yong   +4 more
core  

Elliptic Fourier analysis as a tool for the taxonomic identification of isolated theropod pedal phalanges

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies of Upper Cretaceous deposits in North America have provided invaluable insights into the continental ecosystems of this time. Theropod (Saurischia, Dinosauria) pedal phalanges are commonplace in these deposits but can be difficult to identify at a finer taxonomic resolution.
Trystan M. Warnock‐Juteau   +2 more
wiley   +1 more source

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