Results 111 to 120 of about 226,914 (312)

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Several Crystalline Products of Carbon Dioxide Capture by Use of Amine Reagents

open access: yesChemistry
With the growing concern over increased carbon dioxide concentrations in our planet’s atmosphere, much research is being devoted to improving the methods of carbon capture and storage. Amine-based carbon capture techniques are advantageous due to amine’s
Victoria Sena   +2 more
doaj   +1 more source

Direct oxidative phosphonylation of amines under metal-free conditions

open access: yes, 2012
Direct oxidation coupling of tertiary amines and dialkyl- or diphenyl-substituted phosphonates was developed. The reaction was mediated by DDQ under room temperature. Various phosphonates and N-aryl tetrahydroisoquinolines were tolerated in this reaction,
Wu, Fan   +4 more
core   +1 more source

Self‐Healing Hydrogel‐Enabled Modular Assembly of Bilayered Skin Construct for Hair Follicle Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Self‐healing assembly of two cell‐laden hydrogel layers creates a biomimetic skin construct that restores both dermal and epidermal functions, resulting in accelerated wound healing and enhanced hair follicle regeneration in a full‐thickness skin wound model. ABSTRACT Alopecia remains a pervasive clinical challenge, largely owing to the limited ability
JaeWook Park   +5 more
wiley   +1 more source

‐Alkylation of Amines

open access: yes, 2007
Direct N‐alkylation of primary amines to secondary/tertiary amines and of secondary amines to tertiary amines has been achieved in excellent yields by employing alkyl, benzylic and allylic halides in the presence of NaHCO3 in an aqueous medium at an ...
Kavala, Veerababurao   +7 more
core   +1 more source

Multiplexed Detection of Respiratory Viruses Using Surface Plasmon Resonance Spectroscopy With Ultrathin Carbon Nanomembranes

open access: yesAdvanced Healthcare Materials, EarlyView.
An ultrathin azide‐functionalized carbon nanomembrane (N3‐CNM) provides a versatile biointerface for antibody immobilization on gold SPR sensors. Integrated with a multichannel SPR platform, the functionalized surface enables label‐free, simultaneous detection of SARS‐CoV‐2, Influenza A, and RSV antigens, demonstrating the potential of CNM‐based ...
Ghazaleh Eshaghi   +6 more
wiley   +1 more source

Engineering Antigen Density on M13 Bacteriophage for Personalized Nanovaccine

open access: yesAdvanced Healthcare Materials, EarlyView.
Increasing antigen density on the phage capsid impacts phage uptake and antigen cross‐presentation by antigen‐presenting cells, leading to enhanced activation of antitumor CD8+ T cells in the draining lymph nodes. These activated CD8+ T cells subsequently recognize the antigen‐expressing tumors and mediate their specific cytotoxic killing, thereby ...
Shengnan Huang   +7 more
wiley   +1 more source

Estudio de alternativas para la evaluación de la frescura y la calidad del boquerón ("Engraulis Encrasicholus") y sus derivados [PDF]

open access: yes, 2005
[spa] El objetivo de esta Tesis Doctoral fue el estudio de la calidad del boquerón ( Engraulis encrasicholus ) en función de los cambios sensoriales, químicos y microbiológicos, tanto durante el almacenamiento en hielo del producto no procesado como ...
Pons Sánchez-Cascado, Sofía
core   +1 more source

The Fluorescent Sensing of BF3 and Amines: A Dual Approach with Hydrazone Ligands

open access: yesSensors
BF3, volatile amines (VOAs), and biogenic amines (BAs) are the key indicators in chemical reaction catalysis and food quality monitoring. In this study, we present two types of fluorescent sensors, a hydrazone ligand (HL)-based fluorescent sensor for BF3
Haichao Ye   +4 more
doaj   +1 more source

Synthesis of Chiral Exocyclic Amines by Asymmetric Hydrogenation of Aromatic Quinolin-3-amines

open access: yes, 2014
Asymmetric hydrogenation of aromatic quinolin-3-amines was successfully developed with up to 94% enantiomeric excess (ee). Introduction of the phthaloyl moiety to the amino group is crucial to eliminate the inhibition effect caused by the substrate and ...
Cai, Xian-Feng   +4 more
core   +1 more source

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