A decrease in filament linear density from the outer to the innermost layers was observed in all the varieties. Although the filament tenacity was found to increase in bivoltine mulberry cocoons from the outer to the inner layers,
no such specific trend was observed for Daba cocoons. For oak tasar cocoons, it showed a marginal rise. A similar trend was observed for filament initial modulus also. The breaking extension of filament was constant for Daba cocoons, decreased for oak tasar cocoons and showed a rise followed by a fall for bivoltine mulberry cocoons from the first to the last layers. The residual sericin decreased marginally CT99021 solubility dmso from the outer to the inner layer in the case of tasar cocoons. However, for mulberry cocoons it decreased rapidly initially up to the fourth layer and thereafter showed no change. (C) 2010 Wiley Periodicals, Inc. J Appl Polym Sci 117:
1319-1324, 2010″
“Objectives. The aim of this investigation was to evaluate mandibular trabecular pattern as an indicator of osteopenia and bone mineral density (BMD) changes in relation to mandibular bone changes.
Study design. Forty females (49 to 80 years old) underwent intraoral radiography and BMD examinations Bindarit purchase 10 years apart. The trabecular pattern was assessed visually (Lindh’s index), bone texture digitally, and bone mass by its grey-level values.
Results. With the exception of one subject, all individuals with sparse trabeculation were found to be osteopenic. All mandibular variables were tested for correlations with forearm and hip BMDs. They predicted forearm BMD, but adjusted for body mass index not hip BMD. Age, body mass index, and mandibular variables explained 29% to 64% of BMD
variance. BMD changes correlated with body mass index change, bone texture change, and trabeculation change.
Conclusions. Mandibular variables identify individuals with low BMD, but they are not discriminating enough for osteoporosis diagnostics. Mandibular bone changes correlated with forearm BMD changes. (Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009; 108: 284-291)”
“We have demonstrated memory and rewritable bistable devices based on an anchoring transition of a nematic liquid crystal on a perfluoropolymer surface. Spontaneous orientation changes between planar and homeotropic occur on cooling PI3K inhibitor and heating with a large temperature hysteresis. Photo (heat) addressing is possible from homeotropic to planar using dye-doped samples. For a coumarin dye, photoaddressed images are preserved even after heating up the sample to the isotropic temperature, whereas, for a 4-dicyanomethylene-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran dye the images can be erased by decreasing the temperature out of the thermal hysteresis. Orientation switching also occurs by applying an electric field with a response time of several milliseconds depending on the field strength. (C) 2010 American Institute of Physics. [doi:10.1063/1.