Artificial ion channels created using DNA origami
(Phys.org)—Researchers in Germany and the US have used scaffolded DNA origami techniques to create ion channels or pores that span and penetrate lipid membranes and mimic natural ion channels.
Page 14 - News tagged with scaffold
Injectable sponge delivers drugs, cells, and structure
Bioengineers at Harvard have developed a gel-based sponge that can be molded to any shape, loaded with drugs or stem cells, compressed to a fraction of its size, and delivered via injection. Once inside the body, it pops ...
Biotechnology
Nov 13, 2012
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Three-dimensional fiber scaffold promotes large-scale stem cell proliferation and differentiation
Thanks to the ability of pluripotent stem cells to self-renew and differentiate into a wide variety of specialized cell types, they are expected to revolutionize the treatment of illnesses such as type I diabetes and Parkinson's ...
Biochemistry
Sep 26, 2012
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The laser beam as a "3D painter"
(Phys.org)—There are many ways to create three dimensional objects on a micrometer scale. But how can the chemical properties of a material be tuned at micrometer precision? Scientists at the Vienna University of Technology ...
Materials Science
Aug 27, 2012
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New composite nanofibers next chapter in orthopaedic biomaterials
Bioengineered replacements for tendons, ligaments, the meniscus of the knee, and other tissues require re-creation of the exquisite architecture of these tissues in three dimensions. These fibrous, collagen-based tissues ...
Polymers
Aug 7, 2012
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3D movie at 'ultraresolution' shows how cell’s machinery bends membrane inwards
Scientists at the European Molecular Biology Laboratory (EMBL) in Heidelberg, Germany, have combined the power of two kinds of microscope to produce a 3-dimensional movie of how cells 'swallow' nutrients and other molecules ...
Cell & Microbiology
Aug 3, 2012
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Microwave heating improves artificial bone
An artificial bone scaffold produced by researchers in South Korea could enhance the treatment of bone damage and defects through bone grafts.
Materials Science
Jul 24, 2012
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Fused polymer-based multi-component fibers provide well-defined domains for cell co-culture in tissue engineering
(Phys.org) -- Polymer fibers play a central role in the production of biomaterials for tissue engineering applications. Generated from self-assembling polyelectrolytes, these materials provide matrices for cells to grow and ...
Materials Science
Jul 4, 2012
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Molecularly imprinted polymers and bio-engineering
Biorecognition at the molecular level is a rapidly advancing technology that has enlisted the help of synthetic polypeptides to come up with the ultimate antibody.
Biotechnology
Jun 8, 2012
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International consortium announce the first complete sequencing of pear genome
An international pear genome consortium, comprised of seven universities and institutes, has completed the first pear genomic sequence in the world. The early access of pear genomic data is now available online (http://peargenome.njau.edu.cn). ...
Biotechnology
Jun 6, 2012
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