Results 81 to 90 of about 31,744 (234)

Nuevas comunicaciones sobre la penicilina

open access: yesRevista de la Facultad de Medicina, 1943
En vista del enorme interés existente acerca de la penicilina, hemos creído oportuno en el presente Boletín Médico dar un resumen de algunas de las mas importantes y recientes comunicaciones científicas acerca de la droga mágica que tan tas esperanzas ha
Winthrop Limitada Laboratorios
doaj  

Postcranial anatomy and osteohistology of an early prozostrodont cynodont from the Upper Triassic of Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Prozostrodon brasiliensis, a probainognathian cynodont of the clade Prozostrodontia, is recognized as a key taxon for understanding the origin of Mammaliaformes and mammals. Despite detailed investigations of its cranial anatomy, the postcranial skeleton has received comparatively less attention.
Iasmim M. Michelotti   +4 more
wiley   +1 more source

Influence of androgenic blockade with flutamide on pain behaviour and expression of the genes that encode the NaV1.7 and NaV1.8 voltage-dependent sodium channels in a rat model of postoperative pain

open access: yesJournal of Translational Medicine, 2019
Background Experimental studies suggest that testosterone reduces the nociceptive response after inflammatory and neuropathic stimuli, however the underlying mechanisms have not been fully elucidated. The aims of this study were to evaluate the effect of
José Osvaldo Barbosa Neto   +5 more
doaj   +1 more source

Integrated microanatomy and microstructure of the maxillary tooth plate reveal a reinforced feeding system and tougher diet in Late Triassic Hyperodapedontinae (Rhynchosauria, Archosauromorpha)

open access: yesThe Anatomical Record, EarlyView.
Abstract Hyperodapedontine rhynchosaurs possessed a unique oral apparatus, long interpreted as an adaptation for processing abrasive and resistant plant material. However, the microanatomical and histological evidence supporting this interpretation remains poorly documented.
Caio A. Scartezini   +3 more
wiley   +1 more source

MATTINGLY, Cheryl. 2014. Moral laboratories: family peril and the struggle for a good life. Oakland: California University Press. 280 pp.

open access: yesAnuário Antropológico, 2018
Por mais de quatorze anos, a antropóloga Cheryl Mattingly acompanhou cinquenta famílias norte-americanas da periferia de Los Angeles que se dedicavam aos cuidados intensivos de crianças com deficiência ou com doenças crônicas e incapacitantes. Mattingly
Cibelle Canto Bastos
doaj   +1 more source

Laboratórios e interiores. 3.

open access: yes, 1980
Laboratórios e interiores ...
Romualdo Ruico Resquim Sicco
core  

New fossil unveils the dentary anatomy of the rare lepidosauromorph Cargninia enigmatica from the Upper Triassic of Southern Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Nowadays, Lepidosauria is a diverse group represented by squamates and the rhynchocephalian tuatara. However, their origins date back to the end of the Permian Period, when the stem lineages Lepidosauromorpha and Archosauromorpha diverged. Within the lepidosauromorph stem lineage, a few species have been described with unstable phylogenetic ...
Lísie Vitória Soares Damke   +4 more
wiley   +1 more source

Profile and Different Approaches for Size Characterization of Microplastics in Drinking Water from the Lisbon Water Supply System

open access: yesMolecules
Microplastics (MPs) contribute to the overall pollution of water sources, affecting not only aquatic ecosystems but also water for human consumption (WHC). Currently, there needs to be a global consensus on safe levels of microplastics in WHC, which will
Rodrigo D. M. Cordeiro   +3 more
doaj   +1 more source

Balancing mechanics and metabolism: Elevational variation in the microanatomy of hummingbird flight muscle

open access: yesThe Anatomical Record, EarlyView.
Abstract Factors varying along elevational gradients impose strong aerodynamic and physiological constraints on powered flight, yet the internal microanatomical variation associated with elevational context in animals under such conditions remains poorly understood.
Juan Camilo Ríos‐Orjuela   +5 more
wiley   +1 more source

The lower deciduous dentition of protodidelphids (Mammalia, Marsupialia) from the Itaboraí Basin (lower Eocene), Brazil, and the validity of “Riolestes capricornicus” (Goin et al., 2009)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Itaboraí Basin, Southeastern Brazil, preserved one of the most diverse mammalian faunas from the Paleogene, with Metatheria comprising more than 60% of its diversity. Among identified metatherian clades, it has been argued that Paucituberculata is represented by “Riolestes capricornicus”.
Leonardo M. Carneiro   +4 more
wiley   +1 more source

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