Nanotechnology: DNA origami with cargo function

LMU chemists present two studies that open up new possibilities for biotechnological applications

20-Sep-2024 - In the world of nanotechnology, the development of dynamic systems that respond to molecular signals is becoming increasingly important. The DNA origami technique, whereby DNA is programmed so as to produce functional nanostructures, plays a key role in these endeavors. Teams led by LMU chemist ...

A "nano-robot" built entirely from DNA to explore cell processes

02-Aug-2022 - Constructing a tiny robot from DNA and using it to study cell processes invisible to the naked eye... You would be forgiven for thinking it is science fiction, but it is in fact the subject of serious research by scientists from Inserm, CNRS and Université de Montpellier at the Structural Biology ...

First electric nanomotor made from DNA material

Synthetic rotary motors at the nanoscale perform mechanical work

27-Jul-2022 - A research team led by the Technical University of Munich (TUM) has succeeded for the first time in producing a molecular electric motor using the DNA origami method. The tiny machine made of genetic material self-assembles and converts electrical energy into kinetic energy. The new nanomotors ...

Maize and milk proteins can replace fossil fuels and metals in the production of nanostructured surfaces

Sustainably produced nanotechnology

28-Jan-2022 - New research results from Linnaeus University opens for a future with more sustainably produced nanotechnology, where limited natural resources can be replaced with, among other things, maize and milk proteins. Nanotechnology can be found almost everywhere in our daily lives, although it is ...

Novel quantum dots enhance cell imaging

31-Oct-2018 - A team of researchers from the University of Illinois at Urbana-Champaign and Mayo Clinic have engineered a new type of molecular probe that can measure and count RNA in cells and tissue without organic dyes. The probe is based on the conventional fluorescence in situ hybridization (FISH) ...

New platform based on biology and nanotechnology carries mRNA directly to target cells

Effective passage for therapies treating cancer and other diseases

31-Oct-2018 - Delivering an effective therapeutic payload to specific target cells with few adverse effects is considered by many to be the holy grail of medical research. A new Tel Aviv University study explores a biological approach to directing nanocarriers loaded with protein "game changers" to specific ...

A medical device for safe growth of neural stem cells using nanotechnology

26-Jun-2018 - The research team of Hong Kong Baptist University (HKBU) invented a medical device with a specific nanotechnology layer for the proliferation and differentiation of neural stem cells (NSCs) in vitro. Compared with traditional methods, the team's novel matrix can reduce the risk of carcinogenesis ...

The changing shape of DNA

28-May-2018 - The shape of DNA can be changed with a range of triggers including copper and oxygen - according to new research from the University of East Anglia. The structure of DNA is widely accepted to exist as a double helix, but different DNA structures also exist. New research published today points to ...

Controlled Nano-Assembly

Universal pH regulated assembly of DNA nanostructures

24-May-2018 - DNA, the carrier of genetic information, has become established as a highly useful building material in nanotechnology. One requirement in many applications is the controlled, switchable assembly of nanostructures. Scientists have now introduced a new strategy for control through altering pH ...

Spaghetti-like, DNA 'noodle origami' the new shape of things to come for nanotechnology

18-Dec-2017 - For the past few decades, scientists have been inspired by the blueprint of life, DNA, as the shape of things to come for nanotechnology. This burgeoning field is called DNA origami. Scientist borrowed its moniker from the paper artists who conjure up birds, flowers and planes from imaginatively ...