Results 61 to 70 of about 167,415 (343)

Poly[μ-azido-(μ3-nicotinato N-oxide)zinc(II)]

open access: yesActa Crystallographica Section E, 2008
The title compound, [Zn(C6H4NO3)(N3)], has been prepared by the reaction of nicotinate N-oxide acid, zinc(II) nitrate and sodium azide. The Zn atom is five coordinated by two azide anions and three nicotinate N-oxide ligands.
Fu-Chen Liu, Chun-Wei Xin
doaj   +1 more source

Analytical Validation of Two Assays for Equine Ceruloplasmin Ferroxidase Activity Assessment

open access: yesVeterinary Sciences, 2023
Ceruloplasmin (Cp) assessment in biological samples exploits the oxidase activity of this enzyme against several substrates, such as p-phenylenediamine (p-P), o-dianisidine (o-D) and, most recently, ammonium iron(II) sulfate (AIS).
Stefano Cecchini Gualandi   +2 more
doaj   +1 more source

A 1-acetamido derivative of 6-epi-valienamine: an inhibitor of a diverse group of β-N-acetylglucosaminidases [PDF]

open access: yes, 2007
The synthesis of an analogue of 6-epi-valienamine bearing an acetamido group and its characterisation as an inhibitor of β-N-acetylglucosaminidases are described.
Adrian Scaffidi   +49 more
core   +1 more source

Bioorthogonal Engineering of Cellular Microenvironments Using Isonitrile Ligations

open access: yesAdvanced Functional Materials, EarlyView.
Highly selective chemistries are required for fabrication and post‐cross–linking modification of cell‐encapsulating hydrogels used in tissue engineering applications. Isonitrile ligation reactions represent a promising class of bioorthogonal chemistries for engineering hydrogel‐based cellular microenvironments. Isonitrile‐based hydrogels are stable and
Ping Zhou   +2 more
wiley   +1 more source

A Sustainable Biotechnology Approach for Mineral Separation

open access: yesAdvanced Functional Materials, EarlyView.
Silver‑binding peptides are first identified through phage‐display screening, and then engineered into multifunctional and responsive peptides or proteins. These tailored biomolecules can selectively capture and aggregate silver particles or ions from complex mixtures, enabling rapid and efficient silver separation and recovery.
Guangze Yang   +7 more
wiley   +1 more source

Anionic Citrate‐Based 3D‐Printed Scaffolds for Tunable and Sustained Orthobiologic Delivery to Enhance Tissue Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A potent anionic citric acid‐based 3D‐printed scaffold is developed for the sustained and controlled release of orthobiologics to enhance orthopedic therapeutic efficacy. Comprehensive in vivo studies demonstrated effective bone fusion and high safety at a low dose of BMP‐2 delivered by the system, establishing it as a promising platform for safe ...
Se‐Hwan Lee   +12 more
wiley   +1 more source

Sodium azide enhancement of interleukin-2 production [PDF]

open access: yesBlood, 1983
The production of large quantities of Interleukin-2 (IL-2) from normal human lymphocytes has been limited by the short production and release period, as well as its absorption by the responsive cell population. We report the utilization of sodium azide (NaN3, 0.01% final concentration) to allow continued production of IL-2 as long as 72–96 hr and ...
Salvatore Venuta   +5 more
openaire   +3 more sources

Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, a highly sensitive electrochemical biosensor based on SiO2‐based hairy particles with a grafted PDMAEMA polymer brush containing a quantifiable and large amount of immobilized Laccase is reported. The fabricated biosensor exhibits a sensitivity of 0.14 A·m⁻¹, a limit of detection (LOD) of 0.1 µm, and a detection range of 0.3–750 µm,
Pavel Milkin   +7 more
wiley   +1 more source

Mutagenic effectiveness and efficiency of sodium azide in rice varieties

open access: yesElectronic Journal of Plant Breeding, 2020
This study was taken up to assess the chlorophyll spectrum induced by Sodium Azide mutagen in two rice cultivars- BPT 2231 and CO 51. The mutagenic effectiveness and efficiency of Sodium Azide across the two genotypes were also observed.
G. Vinithashri, S. Manonmani, G. Anand, S. Meena, K. Bhuvaneswari and A. JohnJoel
doaj   +1 more source

Revealing the Effects of Three Different Antimicrobial Agents on E. coli Biofilms by Using Soft-Probe Scanning Electrochemical Microscopy

open access: yesApplied Nano, 2023
This paper evaluated the use of soft-probe scanning electrochemical microscopy complementarily with confocal laser scanning microscopy to study the effects of different antimicrobial agents and treatments on E. coli DH5α biofilm. The antimicrobial agents
Sorour Darvishi, Hubert H. Girault
doaj   +1 more source

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