Quantum Dots News and Research

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A quantum dot is a semiconductor whose excitons are confined in all three spatial dimensions. As a result, they have properties that are between those of bulk semiconductors and those of discrete molecules.

Applications of bioconjugated nanomaterials in SARS-CoV-2 diagnostics

In this study, the researchers not only elucidate the recent bioconjugated nanomaterials for targeted diagnosis of SARS-CoV-2, but they also provide the rationale behind these developments by discussing the mechanisms and approaches.

18 Jan 2022

Scientists develop first photo-electrochemical aptasensor to detect SARS-CoV-2 virus in saliva

Scientists at the Universidad Carlos III de Madrid (UC3M) have developed the first photo-electrochemical aptasensor that detects the SARS-CoV-2 virus in a saliva sample.

20 Dec 2021

How cellular clocks regulate cardiac physiology

In this interview, News-Medical speaks to research associate Dr. Alessandra Stangherlin about her latest research that provided new insights into the circadian rhythm of the heart.

2 Nov 2021

New system created for targeted delivery of anti-cancer drugs

RUDN University and Shahid Beheshti University (SBU) chemist together with colleagues from Iran created a system for targeted delivery of anti-cancer drugs.

27 Oct 2021

Nanotechnology provides novel solutions against zoonotic viruses

Therefore, scientists functionalize nanoparticles to act against these pathogenic viruses in a clinical strategy. In a recent review published in the journal Microbial Pathogenesis, researchers look at the novel solutions against zoonotic viruses provided by nanotechnology.

23 Aug 2021

Diagnosis of viral infections using micro and nanoscale technologies

In a recent study, the authors provide a review on both micro- and nanoscale technologies that advanced the diagnosis of viral diseases.

3 Aug 2021

“React and inject”: synthetic peptide-modified nanodiamonds as emergency pan-coronavirus vaccines

A recent study published in the MDPI journal, Pathogens, describes a coronavirus peptide vaccine antigen in the form of nanodiamond-based formulations, that demonstrated a robust and long-lasting immune response. The nanodiamonds proved to be a powerful and versatile platform for antigen conjugation. This could make it a safe and effective strategy for the production of off-the-shelf vaccines against multiple coronaviruses.

13 Jul 2021

Carbon-based antimicrobial nanoweapons to fight COVID-19

In a recent review article published in the journal ACS Nano, interdisciplinary researchers from across the world evaluated the role of carbon-based nanomaterials (CBNs), such as fullerene, carbon dots, graphene, and their derivatives as promising alternatives to combat COVID-19 (coronavirus disease 2019) and other microbial infections.

15 Jun 2021

How can nanomaterials help in the fight against COVID-19?

Researchers have reviewed different types of nanomaterials and how they can be used for the detection, prevention, and treatment of coronavirus disease 2019 (COVID-19).

3 Jun 2021

Researchers use new technique to visualize brain tissue noninvasively

The way the human brain works remains, to a great extent, a topic of controversy. One reason is our limited ability to study neuronal processes at the level of single cells and capillaries across the entire living brain without employing highly invasive surgical methods. This limitation is now on the brink of change.

28 May 2021

Nanotechnology and COVID-19 diagnosis and treatment

The development of nano-biosensors and nanoparticle-based vaccines and medicines has opened a new path toward better management of the coronavirus disease 2019 (COVID-19) pandemic. In a recently published article in the journal ACS Biomaterials Science & Engineering, scientists have reviewed recent advancements in nanotechnology-based diagnostic and therapeutic interventions against human coronaviruses.

17 May 2021

Applications of nanoparticles in combating COVID-19

Researchers review the various properties and use of nanoparticles in targeting SARS-CoV-2 and how they could be used to develop new therapeutics and diagnostics for SARS-CoV-2.

30 Apr 2021

Researchers explore nanotechnology’s potential to deliver synergistic therapeutics for COVID-19

A team of scientists reviewed the nanoencapsulation approaches of synergistic compounds (Lectins, Caffeine, Cocoa, Flavonoids, Quercetin) and the role of nanotechnology in addressing the COVID-19 pandemic.

19 Mar 2021

Fighting SARS-CoV-2 with materials science

In a recent editorial in the journal Emergent Materials, Dr. Huseyin C. Yalcin from Qatar University Biomedical Research Center and Dr. Ajeet Kaushik from Florida Polytechnic University announce several important developments in their timely special issue entitled “Materials Science in the Battle against COVID-19”.

18 Mar 2021

Quantum dot-based affinity biosensors in microfluidic systems offer an alternative SARS-CoV-2 diagnostics platform

In a new study published in Emergent Materials, researchers show how microfluidic systems integrated with quantum dot-based affinity biosensors can serve as a valuable platform to rapidly and accurately diagnose SARS-CoV-2 infection.

17 Mar 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

Researchers immunoengineer nanobead system for circulating tumor cell detection

A team of researchers has immunoengineered a nanobead system for the isolation and detection of circulating tumor cells.

21 Jan 2021

Study shows how high frequency sound waves could revolutionize ultrasound-driven chemistry

Researchers have revealed how high-frequency sound waves can be used to build new materials, make smart nanoparticles and even deliver drugs to the lungs for painless, needle-free vaccinations.

25 Nov 2020

A new method for imaging-guided synergistic cancer therapy

A joint research team led by Prof. WANG Hui and Prof. LIN Wenchu from the High Magnetic Field Laboratory of the Hefei Institutes of Physical Science developed a synthesis of metal-free multifunctional therapeutic reagents, called graphitic carbon nitride quantum dots embedded in carbon nanosheets (CNQD-CN), via a one-step hydrothermal treatment.

15 Oct 2020

Nanoparticle SARS-CoV-2 model could potentially speed the search for drugs

A team of scientists from the National Center for Advancing Translational Sciences and Naval Research Laboratory in Washington, D.C., has developed a new tool that mimics how SARS-CoV-2 -- the virus that causes COVID-19 -- infects a cell, information that could potentially speed the search for treatments against the disease.

22 Sep 2020