(1) Macroscopic elastic moduli governing the incremental deformations of lung parenchyma are calculated on the basis of a model for an individual lung element in the shape of a regular dodecahedron.
(2) The appearance of the truncated and wild-type E2p was also very similar, as observed by negative-stain electron microscopy, namely, a pentagonal dodecahedron.
(3) Indeed, the cube can be derived from a pentagonal dodecahedron by removing 12 of the 20 triskelions with only slight adjustment of the legs of the remaining triskelions.
(4) Predictions based on the analysis of the 3-D isotropic dodecahedron are in good agreement with experimental values for the Young's, shear, and bulk moduli reported in the literature.
(5) The second type of crystal (not observed in serial sections) is found compatible with a rhomb-dodecahedron which indexes on a cubic cell with a equal to 9.6 nm.
(6) This paper describes a method for the rapid searching of rotational three-dimensional space, relying on the symmetries of the regular icosahedron and dodecahedron.
(7) The tether linking E1 to the core involves the hinge sequence located between the E1-binding and catalytic domains in the primary sequence of E2, whereas the tether linking E3 is probably derived from a similar hinge-type sequence in component X. Tilting of the E2-based cores and comparison with model structures confirmed that their overall shape is that of a pentagonal dodecahedron.
(8) Elastic stiffness within the element is provided by pin-jointed tension members along the edges of the dodecahedron, surface tension is incorporated into its pentagonal faces, and the influence of transpulmonary pressure is simulated by an externally applied hydrostatic tension.
(9) The potential types of sections through the regular dodecahedron, i.e., a twelve-sided shape with faces consisting of pentagons, seemed to fit best with present findings, and this is suggested as an idealized configuration that might be useful in various geometric determinations, e.g., estimates of alveolar surface area and volume.
(10) The localization of the structural protein, by labeling with periodate-oxidized glycoprotein, supported the hypothesis that 60 molecules of p49 aggregated into a dodecahedron (12 pentamers), whereas the two other proteins (p59 and p69) might have a stabilizing function and were localized on the outer surface of the p49 dodecahedron.
(11) Tilting experiments and rotational image analysis indicated that the iscoms were composed of 20 morphological subunits assembled in a pentagonal dodecahedron with a hole on each of the 12 pentagonal faces.
(12) The pentagonal dodecahedron-shaped macromolecule has a maximum diameter, as measured along the 3-fold axis, of approximately 226 A (frozen-hydrated value), and 12 large openings (approximately 63 A in diameter) on the 5-fold axes that lead into a large solvent-accessible cavity (approximately 76-140 A diameter).
(13) It is coordinated to Asp15 carboxylate and to six water molecules forming a dodecahedron of square antiprismatic form.
(14) It was composed of 12 pentons (vertex capsomers plus projections) aggregated into the form of a pentagonal dodecahedron.
Polyhedron
Definition:
(n.) A body or solid contained by many sides or planes.
(n.) A polyscope, or multiplying glass.
Example Sentences:
(1) These viruses are short-tailed polyhedrons resembling the SpV3 virus of Spiroplasma citri, and all have been shown to lyse at least one other strain of SRO.
(2) In the intact and elastase-treated cages, the clathrin extends from the vertices into the interior of the polyhedron and forms an inner shell of material.
(3) These observations were compared with the possible combinations of polygonal sections through various polyhedral models proposed by other workers and the five classical regular polyhedrons.
(4) The Voronoi polyhedron of a given S-phase cell nucleus is that polyhedron of minimal volume defined by planes all of which are perpendicular bisectors of the vectors extending from the given cell to all other S-phase cells in the tumor.
(5) The co-ordination polyhedron displays approximate 4m2 symmetry.
(6) A minimal data structure of the polyhedron is then proposed, which contains only topological informations, since no coordinates have been generated.
(7) We hypothesize that this distinct 9S form represents a major oligomeric subunit involved in assembly and disassembly of clathrin polyhedron coats in the living cell.
(8) Bioassays of the two pure virus variants in M. brassicae larvae have shown the LD50 values to be 4610 polyhedron inclusion bodies (pibs) for PfMNPV(A) and 5937 pibs for PfMNPV(B).
(9) Electron micrographs suggest that the eight subunits form a polyhedron of point symmetry D4, or 42.
(10) A suitable composition for the residual glass phase of bioactive glass-ceramics can be found approximately and controlled on the basis of calculation of a structural parameter Y, which in the simplified concept of the glass structure corresponds to the mean number of bridging oxygens per polyhedron in the glass lattice.
(11) The direct assay using 125I-labeled rabbit immunoglobulins could detect 0.2 microng of polyhedron protein, and the indirect method using 125I-labeled sheep antirabbit immunoglobulins could detect 0.05 microng of polyhedron protein.
(12) Morphologically, the virus is a rectilinear polyhedron 270 A in diameter, without a process.
(13) The biological function of zinc is governed by the composition of its tetrahedral coordination polyhedron in the metalloprotein, and each ligand group that coordinates to the metal ion does so with a well-defined stereochemical preference.
(14) Successive calvarial and craniofacial polyhedron expansion, as well as weight, showed considerable variability and interindividual variation throughout the observation period.
(15) A complementary DNA that encodes a bovine brain, calmodulin-sensitive (type I) adenylylcyclase has been inserted into the baculovirus genome under the control of the strong polyhedron promoter.
(16) The head of phi25 is a regular polyhedron measuring 75 nm in diameter.
(17) RV volume was calculated from the polyhedron created by the markers by decomposing the polyhedron into 24 tetrahedrons, each of whose volumes could be solved from the xyz-coordinates of markers.
(18) for the optimum approximation of experimentally obtained values of the output signal, the method of the changeable polyhedron was applied belonging to the optimalization numerical methods used in the regulation technics.
(19) The coordination polyhedron of catalytic zinc is usually dominated by histidine side chains.
(20) The weak NO3- inhibitor does not displace Wat263 from the metal coordination but occupies a fifth binding site changing the zinc coordination polyhedron into a slightly distorted trigonal bipyramid.