Results 21 to 30 of about 1,683 (64)

Essential Role of Icosahedral Symmetry in the 3D Shape of AuAg Plasmonic Nanostars With High Aspect‐Ratio Legs

open access: yesSmall, Volume 22, Issue 27, 14 May 2026.
Electron nanodiffraction mapping was used to determine that the 3D leg configuration of branched plasmonic AuAg nanostars is associated with the icosahedral symmetry of the star core, providing a deeper understanding of their growth mechanism and thus paving the way to the development of optimized synthesis protocols targeting optical enhancement ...
Leonardo M. Corrêa   +7 more
wiley   +1 more source

A Review on Medicinal Chemistry and Biological Activity of Dihydropyrimidinones Against HIV

open access: yesArchiv der Pharmazie, Volume 359, Issue 4, April 2026.
This article presents the latest advances in the development of dihydropyrimidinone (DHPM) derivatives as promising candidates against HIV. By exploring their interactions with essential viral targets and highlighting innovative compounds with potent antiviral activity, we provide an updated perspective on the opportunities for new antiretroviral ...
Debora I. Leite   +11 more
wiley   +1 more source

Ecological and Historical Correlates of Taxonomic, Phylogenetic, and Functional Diversity of Amphibians in South American Rainforests and Savannas

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
This study identifies the key drivers of anuran amphibian diversity (taxonomic, functional, and phylogenetic) across South America's Cerrado, Amazonia, and Atlantic Rainforest. Although taxonomic and phylogenetic diversity consistently increased with long‐term climatic stability in all regions, functional diversity was primarily influenced by current ...
Thiago Gonçalves‐Souza   +5 more
wiley   +1 more source

A Review on Cracking in Laser Additive Manufacturing of Nickel‐Based Superalloys: Types, Formation Mechanisms, and Suppression Strategies

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Nickel‐based superalloys (Ni‐based superalloys) have attracted extensive attention in laser additive manufacturing (LAM) due to their capability to directly fabricate complex and high‐performance structural components. However, the rapid melting and solidification inherent to LAM result in intense thermal cycling, which induces high residual ...
Tianxiang Lin   +9 more
wiley   +1 more source

Conversion of Transplanted Mature Hepatocytes into Afp+ Reprogrammed Cells for Liver Regeneration After Injury

open access: yesAdvanced Science, Volume 13, Issue 18, 27 March 2026.
Donor‐derived tdTomato+ mature hepatocytes were FACS‐isolated and transplanted into Fah−/− host mice. During regeneration, these cells convert into proliferative, unipotent Afp+ rHeps. Their plasticity is governed by a PPARγ/AFP‐dependent metabolic switch, segregating into pro‐proliferative Afplow and pro‐survival Afphigh subpopulations.
Ting Fang   +12 more
wiley   +1 more source

A Case Report of Promising Response to Combination Therapy With an Immune Checkpoint Inhibitor (Pembrolizumab) and Multi‐Targeted Tyrosine Kinase Inhibitor (Pazopanib) in Metastatic De‐Differentiated Chondrosarcoma

open access: yesCancer Reports, Volume 9, Issue 2, February 2026.
ABSTRACT Background We present the case of 72–year‐old male with metastatic de‐differentiated chondrosarcoma (“DDCS”). DDCS is a rare soft tissue cancer that carries a dismal prognosis in the metastatic stage, and is resistant to both traditional chemotherapy and radiotherapy. There is a distinct lack of proven systemic therapies. Case This case report
Matthew Youssef, Peter Grimison
wiley   +1 more source

Management Strategies and Agricultural Calendars for Forage Production in Semi‐Arid Brazil Using AquaCrop

open access: yesIrrigation and Drainage, Volume 75, Issue 1, Page 411-424, February 2026.
ABSTRACT Forage production in semi‐arid regions of Brazil is limited by water deficit. This study aimed to identify the most adapted and efficient production systems and define their agricultural calendars for the semi‐arid region of Brazil. Twenty‐nine production arrangements that included different cropping conditions, plant density, plant cycles ...
Antonio Gebson Pinheiro   +15 more
wiley   +1 more source

ePoster

open access: yes
European Journal of Neurology, Volume 33, Issue S1, June 2026.
wiley   +1 more source

Disulfiram Exhibits Potent Copper-Dependent Antimicrobial Activity Against <i>Mycoplasma genitalium</i>. [PDF]

open access: yesOpen Forum Infect Dis
Xiao L   +5 more
europepmc   +1 more source

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