Nanoparticles News and Research

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After billions of dollars and dozens of wartime declarations, why are vaccines still in short supply?

The U.S. government has invested billions of dollars in manufacturing, used a wartime act dozens of times to boost supplies and yet there's still not enough covid vaccine on the way to meet demand — or even the government's own goals for national immunization.

23 Feb 2021

mRNA Therapeutics – Analytical and Bioanalytical Characterization

NewsMed interviews Anette Bak from AstraZeneca about her research on developments in mRNA therapeutics that she will present at Pittcon 2021.

From Pittcon 23 Feb 2021

An overview of spike protein antigen COVID-19 vaccine candidates

A new paper in the journal Reviews in Medical Virology provides a perspective on current vaccine development strategies and tools, which may allow the production of safe and effective vaccines.

22 Feb 2021

COVID-19 vaccine candidate shows potential against SARS-CoV-2 and potential future zoonotic coronaviruses

A new study sheds light on the threat posed by future zoonotic coronaviruses to make similar leaps across species barriers to infect human beings and cause other pandemics.

22 Feb 2021

Gold nanoparticles investigated as part of in vitro tool for SARS-CoV-2 drug screening

Scientists have measured the interaction of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike (S) protein with nano-gold colloids. These nanoparticles functionalized with the S protein have different spectroscopic signals allowing for new information about the protein to be extracted.

21 Feb 2021

New isolated lymphatic vessel lumen perfusion system to evaluate nanoparticle dynamics

Nanoparticles used in drug delivery systems, bioimaging, and regenerative medicine migrate from tissues to lymphatic vessels after entering the body, so it is necessary to clarify the interaction between nanoparticles and lymphatic vessels.

20 Feb 2021

An optimized process to isolate and purify magnetic nanoparticles

Magnetic nanoparticles biosynthesized by bacteria might soon play an important role in biomedicine and biotechnology. Researchers of the University of Bayreuth have now developed and optimized a process for the isolation and purification of these particles from bacterial cells.

19 Feb 2021

Novel hydrogel slowly releases RNA nanovaccines to shrink tumors

Messenger RNA (mRNA) vaccines to prevent COVID-19 have made headlines around the world recently, but scientists have also been working on mRNA vaccines to treat or prevent other diseases, including some forms of cancer.

17 Feb 2021

What are the main food safety concerns associated with the COVID-19 pandemic?

A new study deals with the main food safety concerns associated with the COVID-19 pandemic.

17 Feb 2021

Novel polymer dots are a big step toward single-particle tissue imaging

A polymer that is custom designed to produce light that penetrates murky environments has shown promise in bioimaging trials, where it can detect nano-sized particles underneath the surface of realistic tissue models.

16 Feb 2021

Using a smartphone-based microscope for detecting single molecules and diagnosing diseases

Biomarkers play a central role in the diagnosis of disease and assessment of its course. Among the markers now in use are genes, proteins, hormones, lipids and other classes of molecules.

13 Feb 2021

Scientists conduct interdisciplinary study on using nanoparticles to fight leukemia

Scientists from Scientific and Educational Center & Smart Materials and Biomedical Applications under the leadership of Kateryna Levada together with colleagues from Center for Immunology and Cellular Biotechnology of the Immanuel Kant Baltic Federal University conducted a joint interdisciplinary study on the development of a new method for treating leukemia using nanomaterials.

11 Feb 2021

Cell-selective nanotherapy can help treat atherosclerotic plaques

Percutaneous coronary intervention (PCI), commonly known as angioplasty with a stent, opens clogged arteries and saves lives. Despite its benefit in treating atherosclerosis that causes coronary artery disease, this common minimally-invasive procedure still poses severe complications for some patients.

11 Feb 2021

Scientists are exploring new possibilities to make more effective COVID-19 vaccines

Advances in the fields of biomaterials and nanotechnology could lead to big breakthroughs in the fight against dangerous viruses like the novel coronavirus that causes COVID-19.

10 Feb 2021

Researchers develop self-assembling nanoparticle SARS-CoV-2 vaccines

Researchers in China have developed three SARS-CoV-2 nanoparticle vaccines, containing receptor-binding domain (RBD) trimer, S1 trimer, and ectodomain (ECD) trimer, respectively. To do this, they have used Ferritin nanoparticle self-assembly technology.

9 Feb 2021

Tiny nanoparticles furnished with dyes could be used for new imaging techniques

Tiny nanoparticles can be furnished with dyes and could be used for new imaging techniques, as chemists and physicists at Martin Luther University Halle-Wittenberg (MLU) show in a recent study.

9 Feb 2021

New nanoparticle-based drug boosts the body’s innate immune system to fight tumors

A new nanoparticle-based drug can boost the body's innate immune system and make it more effective at fighting off tumors, researchers at UT Southwestern have shown.

8 Feb 2021

COVID-19 pandemic and nanotechnology

Writing in the International Journal of Nanomedicine, Professor Dongki Yang, from the Department of Physiology, Gachon University, South Korea, has reviewed the available knowledge on the coronaviruses, current approaches to tackle the newly emerged SARS-CoV-2 infection, and the innovative application of nanotechnology in the COVID-19 pandemic.

8 Feb 2021

Discovery may reduce the environmental impact of chemical manufacturing

Chemical manufacturers frequently use toxic solvents such as alcohols and benzene to make products like pharmaceuticals and plastics.

5 Feb 2021

Research could pave way for injectable gels that release drugs over time

Gels are formed by mixing polymers into fluids to create gooey substances useful for everything from holding hair in place to enabling contact lenses to float over the eye.

4 Feb 2021