Results 81 to 90 of about 51,992 (374)

Diagnosis of dental problems in pet rabbits (Oryctolagus cuniculus) [PDF]

open access: yes, 2008
Dental problems are very common in pet rabbits. To establish a correct diagnosis of rabbit dental pathology, a general knowledge of normal dental anatomy and physiology is necessary.
De Rycke, Lieve   +5 more
core   +1 more source

Requirement for Slit-1 and Robo-2 in zonal segregation of olfactory sensory neuron axons in the main olfactory bulb [PDF]

open access: yes, 2007
The formation of precise stereotypic connections in sensory systems is critical for the ability to detect and process signals from the environment. In the olfactory system, olfactory sensory neurons (OSNs) project axons to spatially defined glomeruli ...
Andrews, W   +4 more
core   +1 more source

Utilizing Zebrafish Embryos to Reveal Disruptions in Dorsoventral Patterning

open access: yesCurrent Protocols, 2021
AbstractDorsoventral (DV) patterning is a key landmark of embryonic development that is primarily regulated by bone morphogenetic protein (BMP) signaling. Disruption of DV patterning can result in downstream effects on cell specification and organogenesis.
Dasgupta, Subham   +2 more
openaire   +5 more sources

Early synapsids neurosensory diversity revealed by CT and synchrotron scanning

open access: yesThe Anatomical Record, EarlyView.
Abstract Non‐mammaliaform synapsids (NMS) represent the closest relatives of today's mammals among the early amniotes. Exploring their brain and nervous system is key to understanding how mammals evolved. Here, using CT and Synchrotron scanning, we document for the first time three extreme cases of neurosensory and behavioral adaptations that probe ...
J. Benoit   +6 more
wiley   +1 more source

A study using a canine hydrotherapy treadmill at five different conditions to kinematically assess range of motion of the thoracolumbar spine in dogs

open access: yesVeterinary Medicine and Science, 2023
Background Incline treadmill and underwater treadmill (UWTM) exercises are common canine rehabilitation modalities , which are often used in isolation in dogs recovering from spinal surgery.
Heidi Hodgson   +2 more
doaj   +1 more source

Rnf220 is Implicated in the Dorsoventral Patterning of the Hindbrain Neural Tube in Mice

open access: yesFrontiers in Cell and Developmental Biology, 2022
Rnf220 is reported to regulate the patterning of the ventral spinal neural tube in mice. The brainstem has divergent connections with peripheral and central targets and contains unique internal neuronal groups, but the role of Rnf220 in the early ...
Yu-Bing Wang   +14 more
doaj   +1 more source

Xmab21l3 mediates dorsoventral patterning in Xenopus laevis

open access: yesMechanisms of Development, 2012
Specification of the dorsoventral (DV) axis is critical for the subsequent differentiation of regional fate in the primary germ layers of the vertebrate embryo. We have identified a novel factor that is essential for dorsal development in embryos of the frog Xenopus laevis.
Ye Jin   +4 more
openaire   +3 more sources

Dorsoventral patterning in the Drosophila retina by wingless [PDF]

open access: yesDevelopment, 1998
ABSTRACT The eye imaginal disc displays dorsal-ventral (D-V) and anterior-posterior polarity prior to the onset of differentiation, which initiates at the intersection of the D-V midline with the posterior margin. As the wave of differentiation progresses anteriorly, additional asymmetry develops as ommatidial clusters rotate ...
Françoise Chanut   +2 more
openaire   +3 more sources

Growing sabers: Mandibular shape and biomechanical performance trajectories during the ontogeny of Smilodon fatalis

open access: yesThe Anatomical Record, EarlyView.
Abstract The evolution of organisms can be studied through the lens of developmental systems, as the timing of development of morphological features is an important aspect to consider when studying a phenotype. Such data can be challenging to obtain in fossil amniotes owing to the scarcity of their fossil record. However, the numerous remains of Rancho
Narimane Chatar   +5 more
wiley   +1 more source

BMP Signaling: Lighting up the Way for Embryonic Dorsoventral Patterning

open access: yesFrontiers in Cell and Developmental Biology, 2021
One of the most significant events during early embryonic development is the establishment of a basic embryonic body plan, which is defined by anteroposterior, dorsoventral (DV), and left-right axes.
Yifang Yan   +5 more
doaj   +1 more source

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