Results 81 to 90 of about 6,175,850 (290)

Dust Aerosol Optical Depth Retrieval and Dust Storm Detection for Xinjiang Region Using Indian National Satellite Observations [PDF]

open access: yes, 2016
The Xinjiang Uyghur Autonomous Region (Xinjiang) is located near the western border of China. Xinjiang has a high frequency of dust storms, especially in late winter and early spring.
Fan, Cheng   +23 more
core   +1 more source

Unveiling the Taxonomic Diversity and Unprecedented Biosynthetic Treasure of the Phylum Myxococcota

open access: yesAdvanced Science, EarlyView.
Natural products remain vital sources of therapeutics, and the phylum Myxococcota constitutes an especially rich reservoir for them. Based on decades of microbiological efforts, we present 154 new Myxococcota genomes and revise taxonomy quadrupling the number of families and genera.
Amay Ajaykumar Agrawal   +25 more
wiley   +1 more source

Polystyrene Nanoplastics Drive β‐Cell Dedifferentiation Through Dendritic Cell‐Intrinsic MHC‐I‐Dependent Inflammatory Crosstalk

open access: yesAdvanced Science, EarlyView.
Polystyrene nanoplastics disrupt pancreatic immune–endocrine homeostasis by promoting MHC‐I‐associated dendritic cell activation and inflammatory crosstalk with β cells. This immune remodeling drives β‐cell dedifferentiation, impairs insulin secretion, and aggravates metabolic dysfunction, revealing a previously unrecognized immunometabolic mechanism ...
Conghui Qiao   +10 more
wiley   +1 more source

Lower atmosphere water/hydrogen activity during the MY 34 regional dust storm [PDF]

open access: yes
Our understanding of the evolution of water on Mars can be advanced through the provision of bounded constraints on the rates of water loss. To understand observed variations in the loss rate, the processes via which hydrogen escapes the martian atmosphere and coupling to the lower atmosphere water cycle also need to be explored.
James A. Holmes   +8 more
openaire   +1 more source

A Multidimensional Engineering Strategy Reprograms Microglia via Targeted and Sustained‐Release Extracellular Vesicles for Spinal Cord Injury Repair

open access: yesAdvanced Science, EarlyView.
A multifunctional EV‐based nanoplatform (Ang‐TEVs@Gel) was engineered via preconditioning, surface targeting, and ROS‐responsive hydrogel encapsulation to reprogram microglia. This system restored autophagy via miR‐664a‐3p/PIK3CA axis, cleared myelin debris, resolved neuroinflammation, and promoted axon remyelination, ultimately achieving robust motor ...
Wu Xiong   +17 more
wiley   +1 more source

Dust determination methods and instrumentations

open access: yes, 2018
In recent years, different aspects of dust storm, as one of the environmental problems, have been investigated by many researchers. One of the main goals in this regard is controlling of the dust and its subsequent hazards.
Al-Ansari, Nadhir   +2 more
core   +2 more sources

Turbulence-coupled Electrodynamics of the Martian Year 34 Global Dust Storm on Mars

open access: yesThe Planetary Science Journal
We studied the electrodynamic environment during the Martian year 34 (MY 34) global dust storm using data from the Mars Climate Database v.6.1. Our physics-based approach looked at triboelectric charging, atmospheric conductivity, and electrostatic ...
Chali Idosa Uga   +2 more
doaj   +1 more source

Overcoming Drug Resistance by Paclitaxel Resistance in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
In the murine triple‐negative breast cancer (TNBC) model, chemotherapy effectively increases tumor neoantigen burden (TNB). Here, the study constructs a liposomal nanovaccine using antigens derived from in vitro chemotherapy‐treated paclitaxel‐resistant TNBC 4T1 cells.
Bo Chen   +10 more
wiley   +1 more source

Synoptic Conditions at Pressure Different Levels for the Dust Storm of May/ 2022 Over Iraq

open access: yesIndonesian Journal of Geography
This study examines the severe dust storm from May 12-16/2022,culminating on May 15, with a comprehensive analysis and explanation. The weather maps from the National Oceanic and Atmospheric Administration (NOAA) and the European Centre for Medium-Range ...
Alyaa Matai Hamed, Ebtihal Al-khakani
doaj   +1 more source

Natural‐Inspired Engineered Microalgae With Selenium Enrichment Enabled Potent Anti‐Tumor Immunity

open access: yesAdvanced Science, EarlyView.
Se‐Ssp was engineered as a potent immunomodulator for activating innate immunity via the TLR and cGAS‐STING pathways, therefore converting “cold” tumors into “hot” tumors to achieve high efficacy and long‐term therapeutic outcomes. ABSTRACT Immunotherapy has shed light on clinical oncology for several decades.
Yuqi Yang   +11 more
wiley   +1 more source

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