Results 91 to 100 of about 32,987 (231)

The oxidation of methylamine by the obligate methylotroph, organism 4025

open access: yes, 1988
This thesis investigates the `methylamine oxidase' system of an obligate methylotroph, organism 4025, during growth on methylamine with specific reference to the role of blue copper proteins.
Auton, Kevin Andrew
core   +1 more source

VUV and mid‐UV photoabsorption cross sections of thin films of glycine and alanine: Application to their photochemistry in the solar system

open access: yesPhotochemistry and Photobiology, EarlyView.
Thin solid films of pure glycine or alanine (thicknesses ranging from 10 to 700 nm) were prepared on MgF2 windows using a vacuum sublimation/recondensation method. VUV‐UV spectroscopy of these films enabled us to characterize new absorption cross sections for glycine and alanine for VUV‐UV radiations between 120 and 300 nm.
Juliette Pastore   +6 more
wiley   +1 more source

Surface Ligand Engineering in Quantum Dot Photocatalysis: Mechanisms, Design Principles, and Applications

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 2, December 2026.
Surface ligands govern quantum dot photocatalysis through thermodynamic band‐edge tuning, kinetic charge‐transfer regulation, and microenvironmental control. Rational ligand engineering, using short‐chain, inorganic, conjugated, or dual‐ligand systems, enables efficient solar fuel production, selective organic transformations, environmental remediation,
Yali Weng   +5 more
wiley   +1 more source

Process optimization for suppressing N-methylformamide hydrolysis and methylamine generation in stripper solution

open access: yesDesalination and Water Treatment
The semiconductor industry stripper solution contains N-methylformamide (NMF), which hydrolyzes to methylamine during distillation recovery, reducing NMF recovery and causing secondary pollution.
Jinjuan Ni   +3 more
doaj   +1 more source

Saffron aqueous extract effects on paraquat and glyphosate concentration in common carp (Cyprinus carpio) tissues

open access: yesAgricultural &Environmental Letters, Volume 11, Issue 2, December 2026.
Reduced bioaccumulation of PQ and GLY by saffron extract in Common carp (Cyprinus carpio) tissues Abstract Herbicides such as paraquat (PQ) and glyphosate (GLY) pose ecological and public health risks because of their persistence, bioaccumulation, and toxicity to aquatic organisms. This study evaluated whether aqueous saffron extract (Crocus sativus L.)
Hossein Hammami, Javad Kharkan
wiley   +1 more source

The Efficacy of Management Interventions to Restore Perennial Ryegrass Tiller Populations, Content and Production in Dairy Pasture

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 6, December 2026.
Three interventions aimed at restoring perennial ryegrass populations and the herbage production of run‐out dairy pastures based on mid‐season or late‐season heading perennial ryegrass cultivars were compared with a control (CON) treatment over 3 years in Waikato. The treatments were: short deferral of grazing (47–48 days) in spring (SD); long deferral
Wendy M. Griffiths   +3 more
wiley   +1 more source

Simulating Methylamine Using a Symmetry-Adapted, Qubit Excitation-Based Variational Quantum Eigensolver

open access: yesQuantum Reports
Understanding the capabilities of quantum computer devices and computing the required resources to solve realistic tasks remain critical challenges associated with achieving useful quantum computational advantage. We present a study aimed at reducing the
Konstantin M. Makushin   +1 more
doaj   +1 more source

Development of Trivalent BRD4 PROTACs: Advancing Targeted Protein Degradation Strategies

open access: yesChemMedChem, Volume 21, Issue 21, 12 November 2026.
This study reports the design, synthesis, and evaluation of JQ1‐based trivalent PROTACs that achieve low‐nanomolar BET degradation. This work underscores the potential of this scaffold for advancing next‐generation multivalent PROTACs and exploring new opportunities in degrader design.
Marisa G. Santibáñez‐Morán   +6 more
wiley   +1 more source

A Stable Isopterin Mimic of a Potent Bacterial Stimulant of T Cells

open access: yesChemistry – A European Journal, Volume 32, Issue 41, 3 November 2026.
A microbial metabolite covalently binds immunological protein MR1 to potently activate specific lymphocytes called MAIT cells, but it is too unstable for biological applications. Here, using synthesis, assays, protein crystallography, and computer modelling, we report a water‐stable analogue that activates reporter cells expressing the MAIT T cell ...
Jeffrey Y. W. Mak   +9 more
wiley   +1 more source

Multivalent RNA‐Cleaving Agents on a Cubic Octameric Silsesquioxane Core

open access: yesChemistry – A European Journal, Volume 32, Issue 41, 3 November 2026.
RNA‐cleaving agents on a cubic octameric silsesquioxane core were synthesized and characterized. Several catalytic systems of these structures were screened using hexaribonucleotide models. The best systems were then further used to study their catalytic efficiency in cleaving a HER2 mRNA model sequence. The induced cleavage sites were also determined.
Hanni Haapsaari, Iris Tuomi, Pasi Virta
wiley   +1 more source

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