A dosimetric study on the use of 3D‐printed customized boluses in photon therapy: A hydrogel and silica gel study
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DOI: 10.1002/acm2.12489
Abstract: Abstract Purpose The aim of the study was to compare the dose differences between two kinds of materials (silica gel and hydrogel) used to prepare boluses based on three‐dimensional (3D) printing technologies and commercial bolus… read more here.
Keywords: hydrogel; gel hydrogel; silica gel; study ... See more keywords
Synthesis of cellulose/silica gel polymer hybrids via in-situ hydrolysis method
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DOI: 10.1007/s00289-017-2000-8
Abstract: Homogeneous cellulose/silica gel polymer hybrids were prepared by hydrolysis of acetyl cellulose (AcCL) in a sol–gel reaction mixture of alkoxysilane such as tetramethoxysilane (TMOS). To a mixture of AcCL and TMOS in a mixed solvent… read more here.
Keywords: cellulose silica; hydrolysis; polymer hybrids; silica gel ... See more keywords
Application of β-glucuronidase-immobilised silica gel formulation to microfluidic platform for biotransformation of β-glucuronides
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DOI: 10.1007/s10529-018-2530-7
Abstract: ObjectiveTo improve the efficiency of reactions of β-glucuronidase (GUS)-assisted glucuronic acid (GluA) removal within a microfluidic system.Resultsβ-glucuronidase from Helix pomatia was immobilised and characterised in silica-based sol–gel monoliths. Efficiency of the GUS-doped silica monoliths was… read more here.
Keywords: microfluidic platform; application glucuronidase; immobilised silica; glucuronidase immobilised ... See more keywords
Aldol Condensation Reaction of Methyl Acetate and Formaldehyde Over Cesium Oxide Supported on Silica Gel: An Experimental and Theoretical Study
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DOI: 10.1007/s10562-018-2609-8
Abstract: The catalytic performance of cesium oxide supported on three types of silica gel A-type (A-silica), B-type (B-silica) and C-type (C-silica) was tested for the aldol condensation of methyl acetate (Ma) and formaldehyde (FA) to methyl… read more here.
Keywords: methyl; cesium oxide; silica; reaction ... See more keywords
Chemical Constituents of Microcos tomentosa
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DOI: 10.1007/s10600-017-2003-6
Abstract: Microcos tomentosa Sm. (Syn.: Grewia paniculata L.) is a shrub or small tree that belongs to the Malvaceae family. In northeastern Thailand, its root and stem are used as an ingredient in herbal decoctions to… read more here.
Keywords: gel column; column eluted; ch2cl2 meoh; column ... See more keywords
Chemical Constituents of the Ethnodrug Incarvillea arguta
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DOI: 10.1007/s10600-017-2004-5
Abstract: The genus Incarvillea, composed of 16 species that occurred mainly in the Himalayas and southwest China, is notable for being a temperate and herbaceous genus of the primarily tropical and woody family Bignoniaceae [1]. Incarvillea… read more here.
Keywords: incarvillea; acetone; subfraction; gel ... See more keywords
Phytochemical Study of the Low Polar Constituents of Pinellia ternata
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DOI: 10.1007/s10600-017-2222-x
Abstract: Tubers of Pinellia ternata (Thunb.) Makino (Araceae) have traditionally been used as an antiemetic and sedative in Korea, China, and Japan [1–4]. However, the raw materials should be processed by boiling them with the rhizomes… read more here.
Keywords: hexane; pinellia ternata; study; soluble extract ... See more keywords
Constituents of Lithocarpus fohaiensis
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DOI: 10.1007/s10600-018-2423-y
Abstract: column, eluting with CHCl3–MeOH (3:2) to provide four major fractions (B1–B4). Compounds 1 (56 mg) and 6 (915 mg) were obtained from Fr. B1 (1.5 g) on a silica gel column, eluting with petroleum ether–EtOAc… read more here.
Keywords: gel column; column; sephadex; chcl3 ... See more keywords
Diterpene Alkaloids from Aconitum smirnovii
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DOI: 10.1007/s10600-018-2490-0
Abstract: The genus Aconitum (Ranunculaceae) comprises about 400 species that are distributed in the northern hemisphere in regions such as Asia, Europe, and North America. Many species of this genus are widely used in folk medicine… read more here.
Keywords: column; silica; ether me2co; me2co et2n ... See more keywords
Chemical Compounds from Swertia bimaculata
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DOI: 10.1007/s10600-018-2523-8
Abstract: Plants of the genus Swertia (Gentianaceae) comprise about 170 species, of which 79 are present in China [1]. Swertia is a popular medicinal herb, which has been used for the treatment of dyspepsia, urinary infection,… read more here.
Keywords: swertia bimaculata; petroleum ether; silica gel; chcl3 ... See more keywords
Secondary Metabolites of Two Lichen-Derived Streptomyces
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DOI: 10.1007/s10600-019-02812-6
Abstract: Lichens are symbiotic associations between fungi and photobionts, which can be algae or cyanobacteria. They are slow growing, stress-tolerant organisms, which provide a habitat for a variety of bacteria, including actinomycetes [1]. Recent studies have… read more here.
Keywords: column chromatography; fraction; silica gel; column ... See more keywords