Results 181 to 190 of about 643,096 (374)

Rapid and chemically diverse C transfer from trees to mycorrhizal fruit bodies in the forest

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Ectomycorrhizal fungi (EMF) are common belowground tree symbionts, supplying trees with water and nutrients. In return, large amounts of C assimilated by trees can be allocated into EMF. However, the chemical forms in which the C is transferred from trees to fungi under
Alon Rapaport   +4 more
wiley   +1 more source

Likelihood-Based Root State Reconstruction on a Tree: Sensitivity to Parameters and Applications [PDF]

open access: yesarXiv
We consider a broadcasting problem on a tree where a binary digit (e.g., a spin or a nucleotide's purine/pyrimidine type) is propagated from the root to the leaves through symmetric noisy channels on the edges that randomly flip the state with edge-dependent probabilities.
arxiv  

An integrative strategy used by the aphid Uroleucon formosanum to counter host sesquiterpene lactone defense: Insights from combined genomic and transcriptomic analysis

open access: yesInsect Science, EarlyView.
We report the first high‐quality chromosome‐level genome assembly for the aphid Uroleucon formosanum, a serious pest that infests lettuce in eastern Asia. A combination of comparative genomic analyses and RNA‐seq transcriptome profiling suggests that U. formosanum employs integrative mechanisms to cope with host plant‐derived sesquiterpene lactone (STL)
Jing‐Bo Li   +3 more
wiley   +1 more source

Pyrimidine Nucleotides as Precursors of Ribonucleic Acid (PNA) Pyrimidines. [PDF]

open access: yesActa Chemica Scandinavica, 1949
Peter Reichard   +2 more
openaire   +2 more sources

Longevity Humans Have Youthful Erythrocyte Function and Metabolic Signatures

open access: yesAging Cell, Volume 24, Issue 5, May 2025.
Longevity humans have “a youthful erythrocyte function and metabolism” with a youth‐like oxygen release and anti‐oxidative capability to combat tissue hypoxia and improve healthspan. ABSTRACT Longevity individuals have lower susceptibility to chronic hypoxia, inflammation, oxidative stress, and aging‐related diseases.
Fang Yu   +17 more
wiley   +1 more source

A Xanthine Derivative With Novel Heat Shock Protein 90‐Alpha Inhibitory and Senolytic Properties

open access: yesAging Cell, EarlyView.
This study aimed to find safe senolytic drugs that selectively eliminate senescent cells. Focusing on HSP90 inhibitors, we employed a virtual screening to identify novel, safer compounds (A). K5, a xanthinic candidate, effectively eliminated senescent cells in various cellular models (B), extended lifespan in flies, and reduced aging signs in mice (C).
Sandra Atlante   +24 more
wiley   +1 more source

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