Sentences with phrase «closed cell structure»

Not exact matches

Sound waves are better able to enter its open cell structure than a closed cell.

That success represents a dilemma for neuroscience, said bioethicist Hank Greely of Stanford University: «When you make a chimera with human cells in its brain, the closer the resulting brain is to human» in structure and function and «the greater the ethical and public concern.»

Starting with 2 - D structures formed using state - of - the - art methods in semiconductor manufacturing and carefully placed «Kirigami cuts,» the researchers created more than 50 different mostly closed 3 - D structures that, in theory, could contain cells or support advanced electronic or optoelectronic devices.

Measuring changes in a voltage bias applied to the saline reveals how close the capillary tube is to the cell, allowing researchers to scan subtle structures on the cell surface without disrupting them.

Using a crystal structure of a complex protein compound of botulinum neurotoxin, Rongsheng Jin, associate professor of physiology & biophysics at UC Irvine, and collaborators found that these compounds — called clostridial hemagglutinin (HA)-- bind with epithelial cell proteins in the intestines of patients, which initiates a process that disrupts the close intercellular seals so that the complex toxin molecules can slip through the epithelial barrier.

Sheldrake's basic folly, argues Wolpert, is that he is pushing the notion of morphic resonance at precisely the time when strictly biochemical analysis of cell structure and organization is close to providing a comprehensive explanation for morphogenesis, the process by which living creatures acquire their shapes.

«Our work brings us one step closer to understanding how these vital cell structures may be contributing to human ageing, with the hope of eventually specifically targeting areas of the mitochondria in an attempt to counteract the signs of ageing.»

«If we could predict the final 3D structures of proteins from their genetic sequence, we would be one step closer to understanding the cell on a molecular level and curing disease,» says co-author Gevorg Grigoryan, an assistant professor of computer science at Dartmouth.

Other forms of cell - cell interaction, on the other hand, are only effective in mixed population structures; these include, for example, cross-feeding mutualisms in which different cell types depend on close proximity to benefit each other [17 — 19].

If so, the closest living relatives are the choanoflagellates, which are heterotrophic, single - called eukaryotes having the same structure as some sponge cells.

Polymer foam is polymer matrix with either air bubbles or air tunnels incorporated in it, known as either closed - cell or open - cell structure.

The actual chaotic behavior of Earth's climate system is much closer to the behavior of a Rayleigh - Beynard cell, which can be seen in the rather highly structured Hadley, Ferrel, and Polar cells that usually govern the large - scale circulation in the troposphere.

His earlier versions of the Perfect Wall relied mainly on screwing rigid insulation to the outside of the structure or using closed cell spray foam.