نتایج جستجو برای: waterabsorption and thickness swelling
تعداد نتایج: 16840832 فیلتر نتایج به سال:
The effect of neem, Azadirachta indica A. Juss, on ultrastructural alteration of larvae and puparia of the blow fly, Chrysomya megacephala (Fabricius) (Diptera: Calliphoridae) and house fly, Musca domestica (Linnaeus) (Diptera: Muscidae), was investigated in the laboratory by using neem extract containing 0.24% azadirachtin A. Larvae of both species exposed to single dipping with the neem produ...
To ascertain whether an aqueous fraction of Perilla frutescens Britton (PfB/af) has advantageous anti-atopic dermatitis activity, we used a 2,4-dinitrofluorobenzene (DNFB)-induced animal model of atopic dermatitis symptoms to investigate the effects of the extract. We performed an ear swelling assay by comparing thickness of the DNFB-induced ear, and measured the numbers of eosinophils as well ...
buccal mucoadhesive films have attracted great attention among mucoadhesive systems due to their ability to adhere and remain on the oral mucosa and to release their drug content gradually. the aim of the current study was to formulate the ziziphus jujuba aqueous extract as buccal bioadhesive film, which continiously releases the drug at sufficient concentration for reducing the frequency of th...
This study investigated the effect of board type (unmodified vs. MAPE modified) on the surface quality and thickness swelling-water absorption properties of recycled high density polyethylene (HDPE) based wood plastic composites. Additionally, two commercially available coatings (cellulosic coating and polyurethane lacquer coating) were also applied to composite surfaces and their adhesion stre...
This study evaluated physical and mechanical properties of experimental strandboard panels with random flake alignment manufactured from eastern redcedar (Juniperus virginiana L.) logs. Panels were made at two density levels of 0.65 g/cm and 0.78 g/cm using phenol formaldehyde adhesive applied at a rate of 8%. Mechanical properties including modulus of elasticity and modulus of rupture, and int...
Abstract
 This study aims to determine the effect of concentration stearic acid and cellulose from tapioca processing solid waste on characteristics foam biocomposite glucomannan optimal so as produce best biocomposite. used a randomized block design with two factors. Factor I is which consists 3 levels (2% ; 4% 6%). II maleic anhydride (2.5%; 5%; 7.5%). The variables observed were tensile...
A model was developed to describe the overall dissolution kinetics of semicrystalline PVA gels prepared by freezing and thawing techniques. The dissolution process was described as a three-step mechanism: detachment-, diffusion-, and disentanglement-controlled dissolution. The unfolding of crystalline regions due to detachment and diffusion was calculated. The lamellar thickness of a PVA crysta...
PURPOSE To determine whether maintenance of corneal hydration is dependent on bicarbonate ions and whether these ions can be derived from metabolic or exogenous CO2, and to investigate the relationship of transendothelial fluid movement to control of hydration. METHODS The thickness of intact or deepithelialized rabbit corneas was measured while superfused on the endothelial surface with eith...
Corneal thickness changes were monitored in ten subjects (1) over a 36-hour period without contact lens wear and (2) during 7 days continuous wear of three types of hydrogel contact lenses of different back vertex powers. Measured on awakening, the mean overnight central corneal edema without lenses was 3.0% ± 1.2%. With the lenses used in this study, the mean overnight corneal swelling over th...
turnips with a long history of usage, are helpful in preventing breast and prostate cancer, inflammation and body`s immune system dysfunction. in this study, we investigated the effects of chloroform, ethyl acetate and methanolic extracts of brassica rapa l. on cell-mediated immune response in mice. chloroform, ethyl acetate and methanolic extracts of b. rapa glands were prepared by maceration ...
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