Results 51 to 60 of about 4,029 (221)

Fast ripple‐delta coupling as an early biomarker for post‐traumatic epileptogenesis in repetitive brain injury

open access: yesEpilepsia Open, Volume 11, Issue 2, Page 409-421, April 2026.
Abstract Objective Traumatic brain injury (TBI) can induce posttraumatic epilepsy (PTE), but early biomarkers for epileptogenesis are lacking. We aimed to investigate electrographic biomarkers before and during posttraumatic seizure development. Methods We used a repetitive diffuse TBI model in mice with continuous video‐EEG monitoring up to 4½ months ...
Oleksii Shandra   +7 more
wiley   +1 more source

Lista actualizada de la diversidad de los mamíferos del Perú y una propuesta para su actualización

open access: yesRevista Peruana de Biología, 2021
La lista de mamíferos del Perú más reciente, publicada en el año 2020, compiló un total de 569 especies y 82 especies endémicas, sin embargo, en corto tiempo varios cambios taxonómicos han ocurrido y obligan a presentar otra lista actualizada de todas ...
Víctor Raúl Pacheco Torres   +6 more
doaj   +1 more source

Macraucheniidae y Proterotheriidae (Mammalia, Litopterna) de Quebrada Fiera (Oligoceno tardío), Mendoza, Argentina [PDF]

open access: yes, 2019
In this contribution we present new specimens of Litopterna recovered during the last decade in Quebrada Fiera (Mendoza Province, Argentina), whose fossiliferous sediments, currently recognized as the base of Agua de la Piedra Formation, are assignable ...
Cerdeño Serrano, Maria Esperanza   +2 more
core   +1 more source

A higher-level MRP supertree of placental mammals [PDF]

open access: yes, 2006
Background The higher-level phylogeny of placental mammals has long been a phylogenetic Gordian knot, with disagreement about both the precise contents of, and relationships between, the extant orders.
Andy Purvis   +4 more
core   +2 more sources

Food Plants Eaten by Amazonian Manatees (Trichechus inunguis, Mammalia : Sirenia)

open access: yesBrazilian Archives of Biology and Technology, 2002
To determine the feeding habits of the Amazonian manatee Trichechus inunguis in some Central Amazonian rivers and lakes, we compared plant epidermis found in the stomach contents and/or faeces of animals with a reference collection of plants present in ...
Ioni G. Colares, Elton P. Colares
doaj   +1 more source

Impaired adrenergic regulation of Kv channels underlies LC hyperactivity and early‐onset sleep disruption in AD‐like amyloidogenic mice

open access: yesAlzheimer's &Dementia, Volume 22, Issue 2, February 2026.
Abstract INTRODUCTION Sleep–wake disturbances frequently occur at early stages of Alzheimer's disease (AD) and accelerate disease progression, but the underlying neural mechanisms are not fully understood. METHODS We examined sleep–wake behavior and locus coeruleus (LC) activity in young 5xFAD mice using electrophysiology and pharmacological approaches
Yi‐Ci Zhang   +5 more
wiley   +1 more source

How to remove the brain of Amazonian manatee (Trichechus inunguis) calves preserving the skull for morphological analysis [PDF]

open access: yesActa Amazonica
Although there are several studies on the skull of Amazonian manatees (Trichechus inunguis) to better understand the anatomy, physiology, and behavior of these animals, the analysis of the brain has been often neglected.
Kamilla AVELINO-DE-SOUZA   +4 more
doaj   +1 more source

Chidamide Is Screened to Suppress Epileptogenesis in Mice Models via Blocking Histone Deacetylase 1

open access: yesCNS Neuroscience &Therapeutics, Volume 32, Issue 2, February 2026.
Proposed model of the anti‐epileptogenic actions of chidamide. Chidamide mitigates drug‐induced seizure severity during the early stage of epileptogenesis, suppresses status‐epilepticus‐driven spontaneous recurrent seizures, and alleviates key pathological hallmarks, including mossy fiber sprouting, neuronal loss, and reactive astrocytic and microglial
Qian Guo   +4 more
wiley   +1 more source

Morphology, morphometry and ultrastructure of the Amazonian manatee (Sirenia: Trichechidae) spermatozoa

open access: yesZoologia (Curitiba), 2010
This study describes the morphological, morphometric and ultrastructural characteristics of the Amazonian manatee Trichechus inunguis (Natterer, 1883) spermatozoon. The spermatozoa were obtained from a urine sample of an adult T.
Rodrigo S. Amaral   +4 more
doaj   +1 more source

Seasonal Movements, Migratory Behavior, and Site Fidelity of West Indian Manatees along the Atlantic Coast of the United States as Determined by Radio-telemetry [PDF]

open access: yes, 2000
The study area encompassed the eastern coasts of Florida, Georgia, and South Carolina, including inland waterways such as the St. Johns River (Fig. 1). Manatees inhabited the relatively narrow band of water that lies between the barrier beaches and the
Bonde, Robert K.   +4 more
core  

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