Results 111 to 120 of about 720,693 (225)

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Catechins and Their Effect on the Gut Microbiome in Health and Cancer

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Catechins are a group of flavonoids found primarily in green tea, fruits, and berries; they play a significant role in the modulation of the gut microbiota, thereby having an impact on gut health and cancer prevention. Owing to their low bioavailability, catechins are transformed by the gut microbiota into various bioactive metabolites such as
Prakash Monika   +5 more
wiley   +1 more source

Persistent Gaps and Errors in Reference Databases Impede Ecologically Meaningful Taxonomy Assignments in 18S rRNA Studies: A Case Study of Terrestrial and Marine Nematodes

open access: yesEnvironmental DNA
In metabarcoding studies, Linnaean taxonomy assignments of Operational Taxonomic Units (OTUs) or Amplicon Sequence Variants (ASVs) underpin many downstream bioinformatics analyses and ecological interpretations of environmental DNA (eDNA) datasets ...
Alejandro De Santiago   +6 more
doaj   +1 more source

Biogeographical and biodiversity patterns of planktonic microeukaryotes along the tropical western to eastern Pacific Ocean transect revealed by metabarcoding

open access: yesMicrobiology Spectrum
Microeukaryotic plankton (0.2–200 µm), which are morphologically and genetically highly diverse, play a crucial role in ocean productivity and carbon consumption.
Yingjun Fu   +5 more
doaj   +1 more source

Cell‐Based Micro/Nanorobots: From Living Carriers to Living Therapeutic Specialists

open access: yesSmartBot, EarlyView.
Cell‐based micro/nanorobots integrate evolutionarily acquired biological intelligence with engineered capabilities, offering new opportunities for precision medicine in vivo. However, the complex physiological environments of different organs pose significant challenges to their clinical translation.
Junfeng Wu   +12 more
wiley   +1 more source

Microbial diversity

open access: yes, 2014
‘Microbial diversity’ considers the vast array of microorganisms—the smallest forms of life—which exist everywhere. The three primary groups of microorganisms are bacteria, archaea, and eukaryotes.
Nicholas P. Money
core   +1 more source

Quantitative Imaging of Human Hemoglobin Binding to Staphylococcus aureus With Single‐Molecule Resolution

open access: yesSmall, EarlyView.
Single‐molecule localization microscopy is exploited to quantify the number of hemoglobin copies bound to specific receptors on S. aureus wall. This quantification supports the design of a photoactive derivative of hemoglobin able to photo‐inactivate S.
Pietro Delcanale   +10 more
wiley   +1 more source

A Serum‐Resistant Plasma Membrane Probe for Real‐Time Visualization of Pathogen‐Induced Epithelial Barrier Dysfunction

open access: yesSmall, EarlyView.
PM580 selectively activates at the plasma membrane while remaining minimally responsive to serum albumin, enabling serum‐compatible, surface‐confined imaging for 24 h, unlike conventional probes that rapidly internalize and lose membrane contrast.
Yujeong Choi   +12 more
wiley   +1 more source

Geology defines microbiome structure and composition in nunataks and valleys of the Sør Rondane Mountains, East Antarctica

open access: yesFrontiers in Microbiology
Understanding the relation between terrestrial microorganisms and edaphic factors in the Antarctic can provide insights into their potential response to environmental changes. Here we examined the composition of bacterial and micro-eukaryotic communities
Valentina Savaglia   +10 more
doaj   +1 more source

Cotton Farming Pesticides Affect Ileal Microbiota Activity and Expression of Virulome but Not Resistome or Metabolic Pathways in a Sedentary Wild Passerine

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The increased use of agrochemicals to enhance crop production has had detrimental environmental effects including implication in the sharp decline of North American farmland‐breeding birds. Here, using a combination of deep shotgun metatranscriptomics and pesticide exposure data, we sought to assess whether exposure to cotton (Gossypium spp ...
Serguei V. Drovetski   +4 more
wiley   +1 more source

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