Results 41 to 50 of about 2,603,420 (250)

Dual‐Functional Silent‐Region SERS Nanoplatform for Real‐Time Bacterial Tracking and Wound Healing Therapy

open access: yesAdvanced Science, EarlyView.
ABSTRACT Bacterial wound infections, particularly those caused by Escherichia coli and Pseudomonas aeruginosa, are difficult to treat due to biofilm formation, multidrug resistance, and chronic inflammation. Here, we report a multifunctional nanoplatform based on a surface‐enhanced Raman scattering (SERS) probe that enables simultaneous photodynamic ...
Hanbin Deng   +6 more
wiley   +1 more source

Thirsty country: climate change and drought in Australia [PDF]

open access: yes, 2015
This report argues that climate change is likely making drought worse in the southeast and southwest of Australia, which are some of our most populous regions. Introduction Drought has deeply affected Australia throughout its history.
Climate Council
core  

A Global Methane Observation System to Reduce Uncertainty for Anthropogenic and Natural Sources and Sinks for Detecting and Attributing Climate Feedbacks

open access: yesAdvanced Science, EarlyView.
Conceptual illustration of a Global Ecosystem Methane Observing System (GEM‐OS) integrating satellites, aircraft, atmospheric networks, and ecosystem measurements to quantify methane emissions from anthropogenic and natural sources. The multi‐scale observing framework improves source attribution, reduces uncertainty in regional methane budgets, and ...
P. Ciais   +32 more
wiley   +1 more source

Upper temperature limits of tropical marine ectotherms: global warming implications [PDF]

open access: yes, 2011
Animal physiology, ecology and evolution are affected by temperature and it is expected that community structure will be strongly influenced by global warming.
Peck, Lloyd S.   +27 more
core   +2 more sources

Skillful prediction of tropical Pacific fisheries provided by Atlantic Niños

open access: yesEnvironmental Research Letters, 2021
Tropical Pacific upwelling-dependent ecosystems are the most productive and variable worldwide, mainly due to the influence of El Niño Southern Oscillation (ENSO).
Iñigo Gómara   +5 more
doaj   +1 more source

Rhoifolin Alleviates Ulcerative Colitis by Targeting NMNAT1 and Activating SIRT1‐FOXO1 Signaling to Enhance ILC3s Effector Function

open access: yesAdvanced Science, EarlyView.
Rhoifolin directly targets NMNAT1, thereby activating nicotinamide salvage pathway and promoting intracellular NAD+ biosynthesis. Elevated NAD+ levels enhance SIRT1 activity, leading to FOXO1 deacetylation and nuclear translocation. Nuclear FOXO1 subsequently binds to the IL‐22 promoter, upregulating IL‐22 transcription and potentiating ILC3 effector ...
Hongqiong Yang   +12 more
wiley   +1 more source

European climate response to tropical volcanic eruptions over the last half millennium [PDF]

open access: yes, 2007
We analyse the winter and summer climatic signal following 15 major tropical volcanic eruptions over the last half millennium based on multi-proxy reconstructions for Europe. During the first and second post-eruption years we find significant continental
Tett, S. F. B.   +5 more
core   +2 more sources

Single‐Cell Transcriptomics and Metabolomics Reveal Glutamate Dehydrogenase as a Central Regulator of Nitrogen Metabolic Remodeling During Alkalinity Adaptation in Crustaceans

open access: yesAdvanced Science, EarlyView.
Single‐cell transcriptomics reveals the cellular response of Macrobrachium hainanense to carbonate alkalinity stress. Alkalinity stress impairs branchial ammonia excretion, induces mitochondrial dysfunction, and drives cell‐type‐specific changes in gills and hemocytes.
Yiting Jin   +6 more
wiley   +1 more source

Climate and Airborne Pollutants [PDF]

open access: yes, 2008
Pamphlet describing climate projections based on emission scenarios for long-lived and short-lived radiatively active gases and ...
Climate Change Science Program (U.S.)
core  

Dynamically-based seasonal forecasts of Atlantic tropical storm activity issued in June by EUROSIP [PDF]

open access: yes, 2007
Most seasonal forecasts of Atlantic tropical storm numbers are produced using statistical-empirical models. However, forecasts can also be made using numerical models which encode the laws of physics, here referred to as “dynamical models”.
Huddleston, MR   +19 more
core   +1 more source

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