(n.) A ring or cap of metal put round a cane, tool, handle, or other similar object, to strengthen it, or prevent splitting and wearing.
(n.) A bushing for expanding the end of a flue to fasten it tightly in the tube plate, or for partly filling up its mouth.
Example Sentences:
(1) A sutureless concept was proposed in which the proximal and distal ends of a severed vessel are everted over ferrules, and then the everted ends are held together with a low-temperature, biocompatible, heat-shrinkable sleeve.
(2) This study evaluated the fracture resistance of pulpless teeth with various ferrule designs and amounts of coronal tooth structure.
(3) In addition, the authors compared the ossification of the diaphyseal ferrule to that of the "perichondrial ferrule of the layer of ossification", examining histologic sections of embryos in the 25th week of intrauterine life.
(4) In particular, it appears unnecessary to incorporate a ferrule effect as part of a post-and-core foundation.
(5) The authors conducted a histologic study on the modalities of ossification of the "diaphyseal osseous ferrule" in embryos between the sixth and eighth week of intrauterine life: the ossification of this "diaphyseal osseous ferrule" presents some peculiarities compared to that of other areas: it occurs with the modalities of periosteal ossification, exploiting, however, a cartilagenous substrate.
Ferule
Definition:
(n.) A flat piece of wood, used for striking, children, esp. on the hand, in punishment.
(v. t.) To punish with a ferule.
Example Sentences:
(1) The ability of 814 strains of Micromycetes to grow on ferulic and syringic acids was investigated.
(2) A number of other industrial applications are based on the antioxidant potential of ferulic acid.
(3) Corn root tissues include cell walls composed of complex polysaccharides esterified with ferulic acid residues, as well as mucilages which are highly hydrated and expanded.
(4) Some injections of the medicines, including Ligusticum, Ligustrazine, Ligustylid and ferulic acid, were tested clinically and experimentally.
(5) As a result of these studies, it was observed that significant protective effects exist in both ether and water soluble portions prepared from the above methanol extract, and two of the active principles in the ether and water soluble ones were identified as ferulic acid and adenosine, respectively.
(6) Comparable inhibitory effects were obtained by ingesting caffeic acid, chlorogenic acid, or ferulic acid with the nitrosation mixture.
(7) These new matrices (sinapinic, ferulic and caffeic acids) are cinnamic acid derivatives that have several practical advantages over the nicotinic acid matrices previously used.
(8) Methanogenic microbial consortia, originally enriched from anaerobic sewage sludge with ferulic acid or styrene (vinylbenzene) as sole organic carbon and energy sources, were used to study transformation of styrene under strictly anaerobic conditions.
(9) The structurally related compounds chlorogenic acid, caffeic acid and ferulic acid are less potent inhibitors.
(10) As determined by in vivo radiotracer feeding experiments, precursor supplementation studies, and enzymatic assays, the defect in the sin1 mutants appears to block the conversion of ferulate to 5-hydroxyferulate in the general phenylpropanoid pathway.
(11) The Km values for ferulic acid and caffeic acid were 0.24 mM and for H2O2 0.04 mM with caffeic acid and 0.48 mM with ferulic acid.
(12) The amount of free ferulic acid and gamma-oryzanol in plasma and LDL and the area of aortic atherosclerotic plaques were determined.
(13) Three antioxidants (daphnetin, ferulate, and maltol), derived from Chinese herbal remedies, inhibited AQD- and H2O2-mediated CL, whereas a fourth, anisodamine, had no effect.
(14) We propose that the O-methyltransferase activity is an important component in the rapid resistance response of the cells, which depends on the formation of cell wall-bound ferulic polymers.
(15) This study is undertaken to develop a simplified, rapid method to determine both immediate and potential off odors due to 4-vinyl guaiacol and its odorless precursor, ferulic acid, from a single sample preparation and chromatographic analysis.
(16) The influence of caffeic acid and ferulic acid on X-ray- or UV-induced SCEs was also studied.
(17) In the present study, the influence of sodium ferulate (SF) on hypotensive effect and urinary excretion of TXB2 after captopril (CAP) was observed in 44 patients with essential hypertension.
(18) Ferulic acid, 4-hydroxy-3-methoxybenzoic acid, and salicylic acid had no effect on the formation of the hydroxyl radicals.
(19) Ferulic acid (FA) is a phenolic compound contained in L. wallichii and Angelica sinensis (Oliv.)
(20) Two new compounds, a long chain ester 1 of p-coumaric acid and a prenylated isoflavone, senegalensin [5], 5,4'-dihydroxy-8-(gamma,gamma-dimethylallyl)-[5"-(hydroxyisopropyl ) (2",3":6.7)] isoflavone, in addition to a known long chain ester 2 of ferulic acid, have been isolated and characterized from the stem bark of the Cameroonian medicinal plant Erythrina senegalensis.