Results 51 to 60 of about 1,019,350 (256)

Iron and Zinc in the Embryo and Endosperm of Rice (Oryza sativa L.) Seeds in Contrasting 2′-Deoxymugineic Acid/Nicotianamine Scenarios

open access: yesFrontiers in Plant Science, 2018
Iron and Zn deficiencies are worldwide nutritional disorders that can be alleviated by increasing the metal concentration of rice (Oryza sativa L.) grains via bio-fortification approaches.
Pablo Díaz-Benito   +9 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Preparation and determination number of new ZN (II) complexes with a combination of ligands, studying the effect of laser and evaluating their activity on bacterial swabs [PDF]

open access: yesمجلة التربية والعلم, 2018
Acetylacetoneazineoxime {AAOH}, acetylacetoneazinebis(oxime) {AABOH2}, benzilsemicarbazone {BScH} and benzilsemicarbazone-hydrazone {BScZH} have been prepared using classical, one pot and microwave heating  methods followed by the preparation of new zinc(
Awos Alezi, Zhour Altaee
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Tailored ligands for zinc coordination [PDF]

open access: yes, 1998
Selective coordination to zinc over other members of the first row transition metal series is important for the commercial application of lipophilic ligands for the hydrometallurgic recovery of the metal.
Edlin, Christopher David
core  

Ligand exchange reactions of [Re₂(μ-OR)₃(CO)₆]⁻(R = H, Me) with sulfur, selenium, phosphorus and nitrogen donor ligands, investigated by electrospray mass spectrometry [PDF]

open access: yes, 2000
Negative-ion electrospray mass spectrometry has been used to investigate the reactions of the dinuclear rhenium aggregates [Re₂(μ-OH)₃(CO)₆]⁻ 1 and [Re₂(μ-OMe)₃(CO)₆]⁻ 2 with a range of thiols, benzeneselenol, and some other sulfur-, phosphorus- and ...
Jiang, Chenghua   +12 more
core   +1 more source

Fe- and Cu-complex formation with artificial ligands investigated by ultra-high resolution Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR-MS): Implications for natural metal-organic complex studies

open access: yesFrontiers in Marine Science, 2016
In recent years, electrospray-ionization mass spectrometry (ESI-MS) has been increasingly used to complement the bulk determination of metal-ligand equilibria, for example via competitive ligand exchange-adsorptive cathodic stripping voltammetry (CLE ...
Hannelore Waska   +2 more
doaj   +1 more source

Functionalization of PET and WPET Nanofibres Grafted with oPrPy for the Recovery of Cu2+ Ions from Aqueous Solution

open access: yesProceedings, 2020
The plastic and metal pollution accumulating in the marine environment has given many researchers motivation to investigate and provide solutions to this problem. [...]
Thandiwe Crystal Totito   +5 more
doaj   +1 more source

Sugar–Lectin Interactions for Direct and Selective Detection of Escherichia coli Bacteria Using QCM Biosensor

open access: yesBiosensors, 2023
Pathogenic Escherichia coli (E. coli) remains a safety concern in the preservation and quality of green leafy vegetables. Sugar–lectin interactions provide a reliable, specific, and effective sensing platform for the detection of bacteria as compared to ...
Gaddi B. Eshun   +4 more
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

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