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#Self-assembled nanoporous biomaterials to enhance vitamin intake

Admin6 years ago07 mins

“#Self-assembled nanoporous biomaterials to enhance vitamin intake” Synthesis of the macrocycles2and3: the sketch represents the estimated structure of the complex2/vitD3and self-assembly ofcomplex2/vitD3. Reagents and conditions: i–2-mercaptoethanesulfo-nic acid sodium salt (2-mercaptoacetic acid), NaH, DMF, 100 °C. Credit: Kazan Federal University The scientific group led by Professor Ivan Stoikov has been engaged in supramolecular chemistry research for…

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#’Seeing’ and ‘manipulating’ functions of living cells

Admin6 years ago07 mins

“#’Seeing’ and ‘manipulating’ functions of living cells” Credit: CC0 Public Domain A research group composed of Professor Takayuki Shibata and his colleagues at Department of Mechanical Engineering, Toyohashi University of Technology, has given greater functionalities to atomic force microscopy (AFM). Our research team has succeeded in minimally invasive surgery to living cells using photocatalytic oxidation…

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#Artificial cells produce parts of viruses for safe studies

Admin6 years ago06 mins

“#Artificial cells produce parts of viruses for safe studies” Fluorescent image of artificial cells on a chip. The differences in genetic composition between cells produced the different colors, which reveal stages in building parts of a virus. Credit: Weizmann Institute of Science Scientists searching for better diagnostic tests, drugs or vaccines against a virus must…

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#Exhaled biomarkers can reveal lung disease

Admin6 years ago08 mins

“#Exhaled biomarkers can reveal lung disease” Credit: CC0 Public Domain Using specialized nanoparticles, MIT engineers have developed a way to monitor pneumonia or other lung diseases by analyzing the breath exhaled by the patient. In a study of mice, the researchers showed that they could use this system to monitor bacterial pneumonia, as well as…

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#A micro-lab on a chip detects blood type within minutes

Admin6 years ago08 mins

“#A micro-lab on a chip detects blood type within minutes” Credit: CC0 Public Domain Blood transfusion, if performed promptly, is a potentially life-saving intervention for someone losing a lot of blood. However, blood comes in several types, some of which are incompatible with others. Transfusing an incompatible blood type can severely harm a patient. It…

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#Fluorescent peptide nanoparticles, in every color of the rainbow

Admin6 years ago04 mins

“#Fluorescent peptide nanoparticles, in every color of the rainbow” Peptide nanoparticles glow in different colors of the rainbow; each row shows the colors emitted for a series of three related peptides. Credit: Adapted from ACS Applied Materials & Interfaces 2020, DOI: 10.1021/acsami.0c08259 The discovery of green fluorescent protein (GFP), which is made by a jellyfish,…

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#Custom nanoparticle regresses tumors when exposed to light

Admin6 years ago06 mins

“#Custom nanoparticle regresses tumors when exposed to light” Credit: Unsplash/CC0 Public Domain A unique nanoparticle to deliver a localized cancer treatment inhibits tumor growth in mice, according to a team of Penn State researchers. The nanoparticles, developed by Daniel Hayes, associate professor of biomedical engineering, have a specific chemistry that allows a microRNA (miRNA) to…

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#Scientists use nanoparticle-delivered gene therapy to inhibit blinding eye disease in rodents

Admin6 years ago09 mins

“#Scientists use nanoparticle-delivered gene therapy to inhibit blinding eye disease in rodents” In experiments in rats and mice, two Johns Hopkins scientists — an engineer and an ophthalmologist — report the successful use of nanoparticles to deliver gene therapy for blinding eye disease. A uniquely engineered large molecule allows researchers to compact large bundles of…

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#New platform gauges effects of plastic nanoparticles on human development and health

Admin6 years ago09 mins

“#New platform gauges effects of plastic nanoparticles on human development and health” Credit: Unsplash/CC0 Public Domain Plastic pollution is a critical environmental issue facing the world today, yet the impact of all the microplastics (MPs) and nanoplastics (NPs) that have seeped into the food and beverage supply on human health is an “undervalued avenue of…

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#Buzzing to rebuild broken bone

Admin6 years ago07 mins

“#Buzzing to rebuild broken bone” Credit: CC0 Public Domain Healing broken bones could get easier with a device that provides both a scaffold for the bone to grow on and electrical stimulation to urge it forward, UConn engineers reported on June 27 in the Journal of Nano Energy. Although minor bone breaks usually heal on…