Nanostructures News and Research

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Nanostructures made of DNA pave way towards functional drug-delivery vehicles

New study shows that nanostructures constructed of DNA molecules can be programmed to function as pH-responsive cargo carriers, paving the way towards functional drug-delivery vehicles.

29 Apr 2019

New design guidance could advance development of disease-sensing nanomaterials

Scientists have long sought to develop drug therapies that can more precisely diagnose, target and effectively treat life-threatening illness such as cancer, cardiovascular and autoimmune diseases.

22 Feb 2019

New optimization method rapidly analyzes nanomedicines for cancer treatment

With their ability to treat a wide a variety of diseases, spherical nucleic acids (SNAs) are poised to revolutionize medicine. But before these digitally designed nanostructures can reach their full potential, researchers need to optimize their various components.

20 Feb 2019

Relationship between nurse work environment and patient safety

Lisa Smeds Alenius will defend her doctoral thesis on 22 January 2019 at Karolinska Institutet. Her thesis focuses on factors in the nurse work environment relating to quality of care and patient safety.

17 Jan 2019

DNA origami can accurately measure how antibodies interact with several antigens

Using DNA origami - DNA-based design of precise nanostructures - scientists at Karolinska Institutet in collaboration with researchers at University of Oslo, have been able to demonstrate the most accurate distance between densely packed antigens in order to get the strongest bond to antibodies in the immune system.

14 Jan 2019

New method for automation of DNA origami

Nature has made extravagant use of a simple molecule--DNA, the floorplan of all earthly life.

4 Jan 2019

Novel way to efficiently deliver anti-parasitic medicines

Scientists have developed a new way to deliver anti-parasitic medicines more efficiently.

12 Dec 2018

Scientists currently develop multi-beam optical module to treat surfaces of dental implants

A clean and precise technology based on ultra-short pulse laser aims to treat the surfaces of titanium or stainless steel implants to ensure a better anchorage into the human body.

5 Dec 2018

Cancer DNA signature will revolutionize point-of-care diagnostics

Researchers have developed a potentially game-changing new technology that could revolutionize cancer point-of-care (POC) diagnostics.

4 Dec 2018

Innovative 'elastic' contrast media for more sensitive MRI diagnostics

Researchers from the Leibniz-Forschungsinstitut für Molekulare Pharmakologie have found a new method for obtaining high-quality images in magnetic resonance imaging, that requires less contrast medium compared to current methods.

29 Nov 2018

Researchers succeed in building protein nanotubes from tiny scaffolds

Researchers at Tokyo Institute of Technology have succeeded in constructing protein nanotubes from tiny scaffolds made by cross-linking of engineered protein crystals.

14 Nov 2018

Scientists use electron microscope to study chemical transformation in catalytic cross-coupling reaction

Scientists from Zelinsky Institute of Organic Chemistry of Russian Academy of Sciences in Moscow managed to look inside an organic chemical reaction with electron microscope and recorded the occurred transformation in real time.

23 Oct 2018

NUS researchers develop new device for quick and accurate screening of diseases

A multidisciplinary team of researchers at the National University of Singapore has developed a portable, easy-to-use device for quick and accurate screening of diseases.

18 Sep 2018

Researchers design nanotubes that can align water molecules into a square rod

First, according to Rice University engineers, get a nanotube hole. Then insert water. If the nanotube is just the right width, the water molecules will align into a square rod.

25 Aug 2018

Researchers show how specialized nucleic acid-based nanostructures could help target cancer cells

More than 100 years ago, German Nobel laureate Paul Ehrlich popularized the "magic bullet" concept -- a method that clinicians might one day use to target invading microbes without harming other parts of the body. Although chemotherapies have been highly useful as targeted treatments for cancer, unwanted side effects still plague patients.

14 Aug 2018

Researchers design proteins that can self-assemble into complex structures

A collaborative research team based in Japan has designed new proteins that can self-assemble into the complex structures underlying biological organisms, laying the groundwork for leading-edge applications in biotechnology.

20 Jul 2018

Researchers develop nanostructured surface to accelerate wound healing after dental implants

Vasodilating stents, "labs-on-chips" for analysis on smallest areas, 3D cell culturing systems for tissue reconstruction: microtechnology is gaining importance in the medical sector. It also opens up new potentials in the area of implantology.

16 Jul 2018

Novel plasmonic patch increases brightness in diagnostic tests

Fluorescence-based biosensing and bioimaging technologies are widely used in research and clinical settings to detect and image various biological species of interest.

10 Jul 2018

Novel theranostic agent designed for precise tumor diagnosis and therapy

A novel, intelligent theranostic agent for precise tumor diagnosis and therapy has been developed that remains as small molecules while circulating in the bloodstream, can then self-assemble into larger nanostructures in the tumor, and be activated by the tumor microenvironment for therapy guided by photoacoustic imaging.

26 Jun 2018

Lipid-scrambling DNA enzyme outperforms naturally occurring counterpart, say researchers

A new synthetic enzyme, crafted from DNA rather than protein, flips lipid molecules within the cell membrane, triggering a signal pathway that could be harnessed to induce cell death in cancer cells.

22 Jun 2018