Results 41 to 50 of about 33,002 (162)

Metabolic Plasticity and Virulence-Associated Factors of Sporothrix brasiliensis Strains Related to Familiar Outbreaks of Cat-to-Human Transmitted Sporotrichosis

open access: yesJournal of Fungi, 2023
Sporothrix brasiliensis is the main agent of zoonotic sporotrichosis transmitted by domestic cats in South America. In humans, sporotrichosis commonly presents with cutaneous or lymphocutaneous lesions, and in cats, with multiple ulcerated skin lesions ...
Dario Corrêa-Junior   +10 more
doaj   +1 more source

3D image reconstruction for a dual plate positron emission tomograph: application to mammography [PDF]

open access: yes, 2007
Tese de doutoramento em Biofísica, apresentada à Universidade de Lisboa através da Faculdade de Ciências ...
Martins, Mónica Vieira, 1975-
core  

Effect of an extract of Centella asiatica on the biodistribution of sodium pertechnetate (Na99mTcO4) and on the fixation of radioactivity on blood constituents [PDF]

open access: yes, 2008
This study evaluates the effects of an acute treatment with a Centella asiatica (CA) extract on the biodistribution of the radiopharmaceutical Na99mTcO4 and on the fixation of technetium-99m on blood constituents. Wistar rats were treated with CA extract
Adenilson de Souza da Fonseca   +22 more
core   +4 more sources

Passive transponder implantation in Theraphosidae: A tool for traceability and conservation

open access: yesInsect Conservation and Diversity, EarlyView.
PIT TAG microchip implantation was successfully performed in multiple tarantula species, showing high tolerance, rapid recovery from anaesthesia and no mortality associated with the procedure. Microchips remained stable and detectable after successive ecdysis events, with no negative effects on feeding behaviour, development, courtship, mating success ...
Marcelo Lago   +7 more
wiley   +1 more source

Long-term neuronal survival, regeneration, and transient target reconnection after optic nerve crush and mesenchymal stem cell transplantation

open access: yesStem Cell Research & Therapy, 2019
Background Retina and/or optic nerve injury may cause irreversible blindness, due to degeneration of retinal ganglion cells. We and others have previously shown that the intravitreal injection of mesenchymal stem cells (MSCs) protects injured retinal ...
Louise A. Mesentier-Louro   +8 more
doaj   +1 more source

Phosphate Limitation Modulates Vibrio Cholerae Outer Membrane Vesicle Formation, Composition and Toxicity

open access: yesJournal of Extracellular Biology, Volume 5, Issue 5, May 2026.
ABSTRACT Vibrio cholerae inhabits phosphorus‐poor aquatic environments and host intestine, where it expresses genes regulated by the PhoB/PhoR two‐component system in response to inorganic phosphate (Pi) limitation. Like other Gram‐negative bacteria, V.
Matheus Luchetta da Fonseca   +9 more
wiley   +1 more source

Surface Coil for Magnetic Resonance Imaging

open access: yesRevista Cubana de Ingeniería, 2015
Currently Magnetic Resonance Imaging (MRI), has become a vital tool for the clinical diagnosis of various diseases, especially in the Nervisos Central System and the Musculos keletal System. Coils(RF) are an essential component in the generation of these
Beatriz Taimy Ricardo Ferro   +2 more
doaj   +1 more source

Caracterización biofísica de la microcuenca Sarampión, Manabí – Ecuador

open access: yesRevista Científica de Ciencias Naturales y Ambientales, 2022
La finalidad de esta investigación fue realizar la caracterización biofísica de la microcuenca Sarampión, Manabí – Ecuador. Para lo cual se analizó información secundaria con verificación de campo; mediante la aplicación de Sistemas de Información ...
Hugo Cobeña   +3 more
doaj   +1 more source

Disentangling conservation asymmetries through socio‐economic transboundary factors across the Alto Paraná Atlantic Forest of South America

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1328-1348, May 2026.
Abstract Ecoregions are often defined based on homogeneous biophysical and ecological conditions and are optimal spatial units for designing conservation strategies. However, transboundary ecoregions such as the Alto Paraná Atlantic Forest (APAF) experience asymmetrical conservation outcomes, understood here as cross‐border differences, resulting from ...
Lía Montti   +16 more
wiley   +1 more source

Trends and Challenges in Water Governance Systematic Review and Bibliographic Study of Scientific Publications (2018–2025)

open access: yesWorld Water Policy, Volume 12, Issue 2, May 2026.
ABSTRACT Water governance has emerged as a critical analytical framework for addressing the complexity of socioecological water systems in contexts of increasing climate vulnerability and anthropogenic pressure. This study presents a systematic review and bibliometric analysis of 50 scientific articles indexed on water governance published between 2018
Roger Pichis‐García   +1 more
wiley   +1 more source

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