Results 201 to 210 of about 49,593 (301)

Structure and functional genes associated with carbon, nitrogen, phosphorus, and sulfur cycling processes in periphyton: A comparison between natural and artificial rivers

open access: yesRiver, EarlyView.
Network analysis of functional genes among prokaryotes, and eukaryotes in natural and artificial rivers. Abstract Periphyton in aquatic ecosystems plays vital roles in the elemental cycle process and is vulnerable to anthropogenic interference. However, few studies have explored the elemental cycles of carbon (C), nitrogen (N), phosphorus (P), and ...
Yulu Tian   +4 more
wiley   +1 more source

A recently evolved diflavin-containing monomeric nitrate reductase is responsible for highly efficient bacterial nitrate assimilation. [PDF]

open access: yesJ Biol Chem, 2020
Tan W   +10 more
europepmc   +1 more source

Porous Organic Polymers: From Molecular Design to Scalable Technologies

open access: yesSmall, EarlyView.
This review introduces porous organic polymers (POPs) for a wide range of applications, including energy storage, gas adsorption, catalysts, adsorbents, biomedical applications, sensors, and other exciting fields, and critically analyzes the synthesis and modification, and how structural topology influences the composites' architecture of POPs, along ...
Hossein Mashhadimoslem   +12 more
wiley   +1 more source

Epigenetic control of the ferric uptake regulator (Fur) and fumarate nitrate reductase (FNR) master regulatory proteins contributes to <i>Haemophilus influenzae</i> survival during lung infection. [PDF]

open access: yesmBio
Gil-Campillo C   +11 more
europepmc   +1 more source

Cuproptosis Inducers in Cancer Therapy: State of the Art and Challenges

open access: yesThe Chemical Record, EarlyView.
Cuproptosis is emerging as a distinct copper‐dependent cell death pathway, highlighting copper as a potential metabolic vulnerability in cancer. This review examines how coordination chemistry, redox regulation, and nanomaterial design shape Cu reactivity and therapeutic outcomes.
Chiara Ragusa, Valentina Oliveri
wiley   +1 more source

Active Site Characterization of a <i>Campylobacter jejuni</i> Nitrate Reductase Variant Provides Insight into the Enzyme Mechanism. [PDF]

open access: yesInorg Chem
Yang J   +8 more
europepmc   +1 more source

Multistressor Interaction of Perfluorooctane Sulfonate (PFOS) and Temperature in Two Estuarine Fish Species, Red Drum (Sciaenops ocellatus) and Sheepshead Minnow (Cyprinodon variegatus)

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Perfluorooctane sulfonate (PFOS), a perfluoroalkyl substance (PFAS), is characterized by a long, fluorinated carbon chain which makes it ideal for oil‐ and water‐repellent products but detrimental for the environment, where it persists and accumulates in organisms.
Anna L. Thornton   +5 more
wiley   +1 more source

A New Real-Time Simple Method to Measure the Endogenous Nitrate Reductase Activity (Nar) in Paracoccus denitrificans and Other Denitrifying Bacteria. [PDF]

open access: yesInt J Mol Sci
García-Trejo JJ   +10 more
europepmc   +1 more source

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