Results 11 to 20 of about 12,266 (171)

The absence of piriformis muscle, combined muscular fusion, and neurovascular variation in the gluteal region

open access: yesAutopsy and Case Reports, 2021
The gluteal region contains important neurovascular and muscular structures with diverse clinical and surgical implications. This paper aims to describe and discuss the clinical importance of a unique variation involving not only the piriformis, gluteus ...
Matheus Coelho Leal   +3 more
doaj  

LUMINOSIDADE EXCESSIVA REDUZ A COLORAÇÃO DA PELE DO CARDINAL TETRA

open access: yesBoletim do Instituto de Pesca, 2018
Para compreender as mudanças morfológicas e fisiológicas da perda da coloração no tegumento do cardinal após exposição í­Â  luminosidade, exemplares de Paracheirodon axelrodi foram submetidos a diferentes intensidades luminosas (0, 250, 500, 1.200 e 2 ...
Regiane Monteiro LINHARES   +2 more
doaj   +1 more source

Thermal Acclimation to the Highest Natural Ambient Temperature Compromises Physiological Performance in Tadpoles of a Stream-Breeding Savanna Tree Frog

open access: yesFrontiers in Physiology, 2021
Amphibians may be more vulnerable to climate-driven habitat modification because of their complex life cycle dependence on land and water. Considering the current rate of global warming, it is critical to identify the vulnerability of a species by ...
Leonardo S. Longhini   +7 more
doaj   +1 more source

Persistent median artery inside the carpal tunnel

open access: yesAutopsy and Case Reports, 2021
The median artery is usually a transient vessel during the embryonic period. However, this artery can persist in adult life as the persistent median artery.
João Gabriel Alexander   +2 more
doaj  

Transcriptomic characterization of the molecular mechanisms induced by RGMa during skeletal muscle nuclei accretion and hypertrophy

open access: yesBMC Genomics, 2022
Background The repulsive guidance molecule a (RGMa) is a GPI-anchor axon guidance molecule first found to play important roles during neuronal development.
Aline Gonçalves Lio Copola   +9 more
doaj   +1 more source

Little Divergence Among Mitochondrial Lineages of Prochilodus (Teleostei, Characiformes)

open access: yesFrontiers in Genetics, 2018
Evidence that migration prevents population structure among Neotropical characiform fishes has been reported recently but the effects upon species diversification remain unclear.
Bruno F. Melo   +4 more
doaj   +1 more source

The effect of high concentration of zoledronic acid on tooth induced movement and its repercussion on root, periodontal ligament and alveolar bone tissues in rats

open access: yesScientific Reports, 2021
Zoledronic acid (ZA) is often prescribed for osteoporosis or resorptive metabolic bone disease. This study aims to evaluate the effect of ZA on orthodontic tooth movement (OTM) and root and bone resorption and its repercussion on root, periodontal ...
Fátima Regina Nunes de Sousa   +8 more
doaj   +1 more source

Genetic and Morphological Analyses Demonstrate That Schizolecis guntheri (Siluriformes: Loricariidae) Is Likely to Be a Species Complex

open access: yesFrontiers in Genetics, 2018
Schizolecis is a monotypic genus of Siluriformes widely distributed throughout isolated coastal drainages of southeastern Brazil. Previous studies have shown that fish groups found in isolated river basins tend to differentiate over time in the absence ...
Camila S. Souza   +5 more
doaj   +1 more source

Unfused transverse foramen of the atlas vertebra in the Neandertal lineage fossils

open access: yesThe Anatomical Record, EarlyView.
Abstract In anatomically modern humans, the atlas can display an unfused transverse foramen (UTF) but currently the presence of UTF in the Neandertal lineage is uncertain due to a scarcity of prevalence studies and no exhaustive record of its presence throughout the entire hominin fossil record.
Asier Gómez‐Olivencia   +5 more
wiley   +1 more source

Climbing exercise training improves redox balance, inflammation, and mitochondrial dynamics in skeletal muscles of aged rats with arterial insufficiency

open access: yesABCS Health Sciences
Walking is the main clinical treatment for arterial insufficiency (AI). This study investigated the histological changes and gene expression of oxidative stress, inflammation, and mitochondrial dynamics markers in the limb muscles of rats with AI ...
Walid Zayan Harati   +4 more
doaj   +1 more source

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