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Research show that microarray finds significantly more clinically relevant information than current method; Second study in NEJM shows significant advantages of microarray for stillbirths. Image: Columbia University Medical Center

New Genetic Test Could Better Reveal Chromosomal Abnormalities

New York, NY (Scicasts) – A large, multi-centre clinical trial led by researchers from Columbia University Medical Center (CUMC) shows that a new genetic test resulted in significantly more clinically relevant information than the current standard method of prenatal testing.

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Greg Engel, University of Chicago associate professor in chemistry, is pictured here tuning a femtosecond laser system used to dissect couplings between nanocrystals. Understanding emergent properties arising from strong coupling between different nanomaterials could lead to theoretical and technological advances. "The goal is to come up with ideas and try to push them as far as you possibly can," Engel said.  Photo: Chris Strong

Designer Nanocrystals Could Be the Next Scientific Fashion

Chicago, IL (Scicasts) – Three University of Chicago chemistry professors hope that their separate research trajectories will converge to create a new way of assembling what they call "designer atoms" into materials with a broad array of potentially useful properties and functions.

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A. K. Rajasekaran, PhD. Photo: Nemours Center for Childhood Cancer Research

Nanotechnology Drug Delivery Shows Promise for Treatment of Childhood Cancer

Wilmington, DE (Scicasts) – Scientists from the Nemours Center for Childhood Cancer Research and the Materials Science and Engineering Department at the University of Delaware, have reported promising findings about the potential for nanotechnology to deliver chemotherapeutic agents in a way that attacks cancer cells without harming healthy cells.

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The cuboid is dissected into layers of DNA bricks to show the connections. This image relates to a paper that appeared in the Nov. 30, 2012, issue of Science, published by AAAS. The paper, by Yonggang Ke at Harvard University in Boston, Mass. and colleagues was titled, "Three-Dimensional Structures Self-Assembled from DNA Bricks."  Image: Courtesy of Yonggang Ke

Scientists Develop Versatile 3D Nanostructures Using DNA "Bricks"

Boston, MA (Scicasts) – Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have created more than 100 three-dimensional (3D) nanostructures using DNA building blocks that function like Lego bricks -- a major advance from the two-dimensional (2D) structures the same team built a few months ago.

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Image illustrating annotating proteins.  Image: UC3M

Using Computational Biology for the Annotation of Proteins

Madrid, Spain (Scicasts) – Proteins are molecules that are formed by chains of amino acids and they play a fundamental role in all of life, given that they contain the coded information in genes; they, therefore, carry out numerous functions in an organism: immunological (antibodies), structural (they constitute the majority of cellular material), bioregulating (they form part of enzymes) and a long list of etceteras.

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