نتایج جستجو برای: bionanotechnology

تعداد نتایج: 195  

A biosensor can sense biological elements after interaction with the recognition element. The signal produced due to interaction of the analyte with its biochemical element is transduced by a transducer and detected by appropriate modes. The miniaturization of these biosensors at the nano level using nanostructures as a platform for sensing the analyte or its detection is called a nanobiosensor...

Journal: :Advances in Complex Systems 2006
Rudolf M. Füchslin Thomas Maeke Uwe Tangen John S. McCaskill

We propose that genetic encoding of self-assembling components greatly enhances the evolution of complex systems and provides an efficient platform for inductive generalization, i.e. the inductive derivation of a solution to a problem with a potentially infinite number of instances from a limited set of test examples. We exemplify this in simulations by evolving scalable circuitry for several p...

Journal: :Physical biology 2010
Maxim Paliy Roderick Melnik Bruce A Shapiro

A series of coarse-grained models have been developed for study of the molecular dynamics of RNA nanostructures. The models in the series have one to three beads per nucleotide and include different amounts of detailed structural information. Such a treatment allows us to reach, for systems of thousands of nucleotides, a time scale of microseconds (i.e. by three orders of magnitude longer than ...

2013
Ji-Won Yang Yuanzheng Wu Hetong Yang Hyun-Jae Shin

−Viruses naturally exhibit an incredible variety of sophisticated nanostructures, which makes them ideal biological building blocks for nanoengineered material research. By mimicking their spontaneous assembly process, tremendous advances have been made towards utilizing virus and virus-like particles (VLPs) as protein cages, scaffolds, and templates for nanomaterials in the last few years. Thi...

2017
Josell Ramirez-Paz Bonny M. Ortiz-Andrade Kai Griebenow Liz Díaz-Vázquez

Determining the catalytic activity of an enzyme can be the perfect method for its identification, for example during purification procedures or for isolation purposes. Herein, we used a pharmaceutically relevant protein to bring the concept of enzymatic activity to the classroom. We designed a hands-on interactive activity in which a medically relevant enzyme, asparaginase, was distinguished fr...

2002
Shoji Maruo Koji Ikuta Hayato Korogi

Optically driven micromanipulators with submicron probe tips are proposed and developed by using two-photon microstereolithography. The micromanipulators are worked by maneuvering their movable component with a focused laser beam, and an actual pair of microtweezers was opened and shut precisely. We also propose an effective method of controlling movable micromachines with great freedom of move...

2014
Yen-Ting Lai Eamonn Reading Greg L. Hura Kuang-Lei Tsai Arthur Laganowsky Francisco J. Asturias John A. Tainer Carol V. Robinson Todd O. Yeates

Natural proteins can be versatile building blocks for multimeric, self-assembling structures. Yet, creating protein-based assemblies with specific geometries and chemical properties remains challenging. Highly porous materials represent particularly interesting targets for designed assembly. Here, we utilize a strategy of fusing two natural protein oligomers using a continuous alpha-helical lin...

2016
Ignat Ignatov Oleg Mosin

In this review article are studied the methods for preparation of micro dispersed colloid silver nanoparticles and scopes of their practical application in nano-industry, bionanotechnology, medicine and allied industries, including water processing and water purification techniques. The mechanisms of bactericidal influence of colloid silver on a microbial cell are discussed from the point of vi...

Journal: :Trends in biotechnology 2012
Anupama Lakshmanan Shuguang Zhang Charlotte A E Hauser

Short, self-assembling peptides form a variety of stable nanostructures used for the rational design of functional devices. Peptides serve as organic templates for conjugating biorecognition elements, and assembling ordered nanoparticle arrays and hybrid supramolecular structures. We are witnessing the emergence of a new phase of bionanotechnology, particularly towards electronic, photonic and ...

2016
Christopher Sarter Michael Heimes Andres Jäschke

Diarylethenes are an important class of reversible photoswitches and often claimed to require two alkyl substituents at the carbon atoms between which the bond is formed or broken in the electrocyclic rearrangement. Here we probe this claim by the synthesis and characterization of four pairs of deazaadenine-based diarylethene photoswitches with either one or two methyl groups at these positions...

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