Results 41 to 50 of about 211 (152)

Shedding light on the parasite communities and diet of the deep‐sea shark Deania profundorum (Smith & Radcliffe, 1912) (Squaliform: Centrophoridae) from the Avilés Canyon (southern Bay of Biscay)

open access: yesJournal of Fish Biology, Volume 108, Issue 4, Page 1150-1169, April 2026.
Abstract Deep‐sea elasmobranchs are less resilient to the increasing scale of anthropogenic impacts such as fisheries, owing to their life‐history traits. The necessity for proper management measures is hampered by the scant knowledge on these taxa and their biology. Here we provide the first comprehensive insight into the parasite infracommunities and
Wolf Isbert   +5 more
wiley   +1 more source

Envenenamento por aranhas em Portugal: verdade ou mito?

open access: yesActa Médica Portuguesa, 2010
There are 800 known species of spiders in Portugal. Of these, only two may cause any kind of medical condition: the Mediterranean black-widow (Latrodectus tredecimguttatus) and the violin spider (Loxosceles rufescens).
Pedro Cardoso, A Paulo G Almeida
doaj   +1 more source

Temporal dynamics of white matter hyperintensities related to Alzheimer's disease in adults with Down syndrome

open access: yesAlzheimer's &Dementia, Volume 22, Issue 2, February 2026.
Abstract INTRODUCTION White matter hyperintensities (WMH) are common in Down syndrome (DS), yet their longitudinal evolution and associations with Alzheimer's disease (AD) remain unclear. METHODS Longitudinal MRI study, including 80 DS adults and 53 euploid controls. WMH were segmented on serial FLAIR using a longitudinal pipeline.
Alejandra O. Morcillo‐Nieto   +24 more
wiley   +1 more source

Araneofauna de serapilheira de duas áreas de uma mata de restinga no município de Capão do Leão, Rio Grande do Sul, Brasil

open access: yesBiotemas, 2005
Foi realizado um inventário da araneofauna de solo numa mata de restinga no município de Capão do Leão, Rio Grande do Sul, Brasil. As coletas foram realizadas na mata de restinga arenosa e no ecótono, mensalmente, sobre transectos de 30 metros, um em ...
Everton Nei Lopes Rodrigues
doaj  

The Role of Elevation, Connectivity and Land Cover on Migratory and Non‐Migratory Fish Communities in an Amazonian Riverine System

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.
ABSTRACT Dams and deforestation are key drivers of freshwater biodiversity loss in the Amazon, as they alter river connectivity, water quality and habitat structure. This study investigates how connectivity (Reach Connectivity Index—RCI), elevation and natural land cover influence the diversity and composition of fish assemblages in a highly fragmented
Izaias Médice Fernandes   +6 more
wiley   +1 more source

ARANEÍSMO NA AMÉRICA DO SUL

open access: yesArquivos de Ciências da Saúde da UNIPAR
Os casos de acidentes por aranhas são conhecidos como araneísmo, resultam da inoculação de toxinas por meio das quelíceras. De acordo com o Ministério da Saúde do Brasil, três gêneros se destacam pela importância médica: Phoneutria, Loxosceles e ...
Fernanda Zembruski   +5 more
doaj   +1 more source

Application of Dual Virus Spike Approach to Accelerate Early‐Stage Viral Clearance Studies

open access: yesBiotechnology and Bioengineering, Volume 123, Issue 1, Page 186-195, January 2026.
ABSTRACT Biotechnology products derived from cell lines carry a risk of viral infection. Given this potential risk, an assessment of the virus removal/inactivation that can be achieved by a product's established purification process is required per ICH Q5A guidelines. This viral safety assessment is a critical component of filing an investigational new
Heather Bethea Horne   +5 more
wiley   +1 more source

Aspectos epidemiológicos dos acidentes por aranhas no Estado do Rio Grande do Sul, Brasil

open access: yesEvidência, 2012
O presente trabalho tem por objetivo avaliar aspectos epidemiológicos dos acidentes por aranhas no Estado do Rio Grande do Sul, por meio de dados do Sistema de Informação de Agravos de Notificação (Sinan).
Flávia Bernardo Chagas   +2 more
doaj  

Comparison of Neuro‐Fuzzy and Neural Network Techniques for Estimating the Line Voltage of 8E Electrical Locomotives

open access: yesInternational Transactions on Electrical Energy Systems, Volume 2026, Issue 1, 2026.
The South African rail sector is a key contributor to the national economy, boosting gross domestic product (GDP) and creating jobs. However, serious malfunctions often jeopardize the reliability of locomotives such as the Class 8E locomotive, leading to lost output and longer lead times.
Rofhiwa C. Mufamadi   +3 more
wiley   +1 more source

Effect of GSE Addition in GICs on Its Adhesion to Bovine Dentin

open access: yesInternational Journal of Dentistry, Volume 2026, Issue 1, 2026.
Objectives The aim of the present study was to evaluate microshear bond strength between bovine dentin and glass ionomer cement (GIC) modified with the addition of grape seed extract (GSE). Materials and Methods Twenty‐four crowns of bovine incisor teeth were fixed with self‐curing acrylic resin, leaving the buccal surface of the teeth exposed.
Allan Inácio Ferreira Piauilino   +8 more
wiley   +1 more source

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