Results 21 to 30 of about 405,215 (310)

Ultrasmall copper-based nanoparticles for reactive oxygen species scavenging and alleviation of inflammation related diseases

open access: yesNature Communications, 2020
Oxidative stress is associated with many acute and chronic inflammatory diseases, yet limited treatment is currently available clinically. The development of enzyme-mimicking nanomaterials (nanozymes) with good reactive oxygen species (ROS) scavenging ...
Tengfei Liu   +10 more
semanticscholar   +1 more source

Observations of Brown Mongoose Herpestes fuscus (Mammalia: Carnivora: Herpestidae) in the wet evergreen forests of the Western Ghats, India

open access: yesJournal of Threatened Taxa, 2019
Brown Mongoose Herpestes fuscus is crepuscular in habit and rarely encountered.  Information on its natural history and ecology is limited and consequently its conservation requirements are not well understood.  We report observations of a Brown Mongoose
Vignesh Kamath, Kadaba Shamanna Seshadri
doaj   +1 more source

Consumption of Big Game Remains by Scavengers: A Potential Risk as Regards Disease Transmission in Central Spain

open access: yesFrontiers in Veterinary Science, 2018
Understanding the role that facultative scavenger species may play in spreading infectious pathogens, and even becoming reservoirs for humans, domestic and wild ungulates or, on the contrary, preventing the spread of disease, requires a prior ...
Ricardo Carrasco-Garcia   +4 more
doaj   +1 more source

Late Summer Peak and Scavenging-Dominant Metal Fluxes in Particulate Export Near a Seamount in the Western North Pacific Subtropical Gyre

open access: yesFrontiers in Earth Science, 2020
We measured sedimentation fluxes around JA06 Seamount (Xufu Guyot; 19°30′N, 158°00′E) as part of an environmental baseline survey in Japan’s exploration area for cobalt-rich crusts in the subtropical northwest Pacific. Sinking particles were collected at
Kyoko Yamaoka   +10 more
doaj   +1 more source

Recursive use of home ranges and seasonal shifts in foraging behavior by a generalist carnivore

open access: yesEcology and Evolution, 2022
Coyotes (Canis latrans) colonized the southeastern United States over the last century as large predators, including the red wolf (Canis rufus) and eastern cougar (Puma concolor), were extirpated from the region.
Jordan L. Youngmann   +4 more
doaj   +1 more source

Pathogen avoidance and prey discrimination in ants [PDF]

open access: yesRoyal Society Open Science, 2020
Insect societies have developed sanitary strategies, one of which is the avoidance of infectious food resources as a primary line of defence. Using binary choices, we investigated whether Myrmica rubra ants can identify prey that has been artificially ...
Hugo Pereira, Claire Detrain
doaj   +1 more source

Integrated cascade nanozyme catalyzes in vivo ROS scavenging for anti-inflammatory therapy

open access: yesScience Advances, 2020
We designed a cascade nanozyme with both superoxide dismutase– and catalase-mimicking activities for anti-inflammation therapy. Here, an integrated cascade nanozyme with a formulation of Pt@PCN222-Mn is developed to eliminate excessive reactive oxygen ...
Yufeng Liu   +14 more
semanticscholar   +1 more source

Reactive-oxygen-species-scavenging nanomaterials for resolving inflammation

open access: yesMaterials Today Bio, 2021
Reactive oxygen species (ROS) mediate multiple physiological functions; however, the over-accumulation of ROS causes premature aging and/or death and is associated with various inflammatory conditions.
X. Huang, D. He, Z. Pan, G. Luo, J. Deng
semanticscholar   +1 more source

An overview of stranded cetacean scavenging in Atlantic southern Africa since the Earlier Stone Age

open access: yesLes Nouvelles de l’Archéologie, 2022
Along the southern African coastal plain, human occupation is documented since the end of the Early Pleistocene. The archaeological, palaeoenvironemental and ethnographic records suggest that in these arid to semi-arid landscapes where inland resources ...
Isis Mesfin   +3 more
doaj   +1 more source

Dining with a glutton: an intraguild interaction between scavenging wolverine (Gulo gulo) and lynx (Lynx canadensis)

open access: yesEcosphere, 2023
Intraspecific interactions between mesocarnivores are not commonly observed and consequentially not well understood, particularly for species inhabiting wilderness regions.
Thomas S. Jung   +3 more
doaj   +1 more source

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