13 Result(s)
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Kamyar Khoshnevisan
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Article
Diabetic stem cell therapy and nanomedicine: advancements in treating diabetes
In recent years, significant advancements have been made in the field of medical sciences, particularly in the treatment of diabetes using innovative methods. Diabetes, a chronic metabolic disorder considered ...
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Article
Methamphetamine determination using label-free impedimetric aptasensor based on ceria nanocomposite
Progress of highly sensitive analytical methods for illicit drugs is one of the serious topics in addressing new challenges based on the consumption of these drugs worldwide. Electrochemical aptamer-based sens...
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Article
Tryptophan and serotonin levels as potent biomarkers in diabetes mellitus complications: a new approach of diagnostic role
Alterations in the serotonergic system were verified to act a role in the pathogenesis of altered neurological and psychiatric diseases. In recent years, Tryptophan (Trp) and serotonin (5-HT) levels have been ...
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Article
Three-layered PCL-collagen nanofibers containing melilotus officinalis extract for diabetic ulcer healing in a rat model
Active wound dressing with physicochemical and biological characteristics is more effective in healing diabetic foot ulcer (DFU). In this study, a 3-layer electrospun nanofiber wound dressings was fabricated, ...
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Protocol
Compartmentalized Immobilization of Multi-enzyme Systems
The methods of compartmentalized immobilization in multi-enzyme systems containing inorganic complexes and organic scaffolds (i.e. nucleic acid (RNA and DNA), protein and lipid) have been thoroughly investigat...
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Protocol
Random and Positional Immobilization of Multi-enzyme Systems
In recent years, three key techniques including random co-immobilization, positional co-immobilization, and compartmentalization for multi-enzyme immobilization were extensively considered. Herein, we investig...
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Article
Open AccessNanofiber-based systems intended for diabetes
Diabetic mellitus (DM) is the most communal metabolic disease resulting from a defect in insulin secretion, causing hyperglycemia by promoting the progressive destruction of pancreatic β cells. This autoimmune...
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Article
Open AccessNanobiocide Based-Silver Nanomaterials Upon Coronaviruses: Approaches for Preventing Viral Infections
The effectiveness of silver nanomaterials (AgNMs), as antiviral agents, has been confirmed in humans against many different types of viruses. Nanobiocides-based AgNMs can be effectively applied to eliminate co...
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Article
Serotonin level as a potent diabetes biomarker based on electrochemical sensing: a new approach in a zebra fish model
Serotonin (5-HT) levels have been associated with several exclusively metabolic disorders. Herein, a new approach for 5-HT level as a novel biomarker of diabetes mellitus is considered using a simple nanocompo...
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Article
Immobilization of Cellulase onto Core-Shell Magnetic Gold Nanoparticles Functionalized by Aspartic Acid and Determination of its Activity
New support was fabricated to enhance the enzyme activity of cellulase following immobilization. Functionalized core-shell magnetic gold nanoparticles were prepared and characterized by X-ray diffraction (XRD)...
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Article
Determination of the biomarker L-tryptophan level in diabetic and normal human serum based on an electrochemical sensing method using reduced graphene oxide/gold nanoparticles/18-crown-6
A novel nanocomposite-modified electrode based on reduced graphene oxide (rGO) decorated with 18-crown-6 (Cr.6) and gold nanoparticles (GNPs) on the surface of a glassy carbon electrode (GCE) was successfully ...
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Article
Nanomaterial based electrochemical sensing of the biomarker serotonin: a comprehensive review
This review (with 131 references) summarizes the progress made in the past years in the field of nanomaterial based sensing of serotonin (5-HT). An introduction summarizes the significant role of 5-HT as a bio...
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Article
Fluorometric determination of paraoxon in human serum using a gold nanoparticle-immobilized organophosphorus hydrolase and coumarin 1 as a competitive inhibitor
A dimeric organophosphorus hydrolase (OPH; EC 3.1.8.1; 72 kDa) was isolated from wild-type bacteria, analyzed for its 16s rRNA sequence, purified, and immobilized on gold nanoparticles (AuNPs) to form the tran...
