(n.) The dense tissues which invest the teeth, and cover the adjacent parts of the jaws.
(v. t.) To deepen and enlarge the spaces between the teeth of (a worn saw). See Gummer.
(n.) A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic; gum tragacanth; the gum of the cherry tree. Also, with less propriety, exudations that are not soluble in water; as, gum copal and gum sandarac, which are really resins.
(n.) See Gum tree, below.
(n.) A hive made of a section of a hollow gum tree; hence, any roughly made hive; also, a vessel or bin made of a hollow log.
(n.) A rubber overshoe.
(v. t.) To smear with gum; to close with gum; to unite or stiffen by gum or a gumlike substance; to make sticky with a gumlike substance.
(v. i.) To exude or from gum; to become gummy.
Example Sentences:
(1) A modification of the manual glucose oxidase-gum guaiacum method of Shipton, B., Wood, P.J.
(2) In a second set of test sessions, volunteers chewed sugarless gum for 10 minutes, starting 15 minutes after they ate the snack food.
(3) The addition of sodium bicarbonate to gum containing sorbitol markedly enhanced its capacity to cause and maintain an elevation of interproximal plaque pH previously lowered by exposure to fermentable carbohydrate.
(4) The model has been used to evaluate mineral changes from the use of fluoride dentifrices and rinses, chewing gum, and food sequencing.
(5) There were hemorrhages in sclera, gums and left tonsillar area and a grayish exudate on right tonsil.
(6) The median time to intubation with the gum elastic bougie while simulating an 'epiglottis only' view was only 10 s longer than the time taken during conventional intubation with an optimum view.
(7) The clinical and histological aspects of hypertrophic and hyperplastic gum diseases were examined in order to clarify the aetiopathogenesis of such conditions and facilitate their diagnosis.
(8) On the other hand, wheat bran, pectin, guar gum, and degraded carageenan all stimulate large bowel cell proliferation, the greatest growth response tending to occur in the cecum or proximal colon.
(9) During each test period one group chewed a combination of one piece sorbitol and one piece sucrose flavored gum five times per day, the second group correspondingly chewed xylitol and sucrose flavored gum, while the third group served as a no hygiene control group.
(10) The acid gums are present in the small intestine in the form of their sodium salts.
(11) A cooperative multicenter study was performed to evaluate two salivary secretion methods-the chewing gum test and the Saxon test by a crossover method.
(12) This result suggests that physical dependence (ie, withdrawal) may be a cause of behavioral dependence on nicotine gum (ie, use of gum beyond the recommended period) and physicians should emphasize the need for gradual reduction of nicotine gum.
(13) Gastrointestinal transit time, frequency of defecation, stool weight, and stool consistency were studied in 12 subjects who were each given fiber supplements containing wheat bran, psyllium gum, a combination of wheat bran and psyllium gum, or a low-fiber control for 2 weeks.
(14) Cadbury became the world's largest confectionery company in 2003 after buying up a number of gum brands, including Trident and Stride, but ceded the number one spot to Mars when it took over gum maker Wrigley last year.
(15) Compared to fiber-free, feeding corn bran increased binding in the duodenum 30% and ileum 50% but decreased binding in the jejunum 44%, and feeding guar gum increased binding in the colon 73% but decreased binding in the jejunum 40%.
(16) Concerning combinaisons of ethylene oxide with any gums.
(17) In a new policy paper on how to respond to their growing popularity the RSPH says: "Electronic cigarettes are significantly less harmful than smoked tobacco, and despite some products being visually similar to cigarettes, they are essentially nicotine containing products, or NCPs, like patches and gum".
(18) The second study found that prescribing nicotine gum as an adjunct to counseling would cost only $4,113-6,465 per year of life saved for males and $6,880-9,473 per year of life saved for females.
(20) There are many "smoking cessation therapies" – gums, patches and sprays – that reduce cravings for cigarettes, while allowing the smoker to avoid the adverse effects of tobacco.
Tragacanth
Definition:
(n.) A kind of gum procured from a spiny leguminous shrub (Astragalus gummifer) of Western Asia, and other species of Astragalus. It comes in hard whitish or yellowish flakes or filaments, and is nearly insoluble in water, but slowly swells into a mucilaginous mass, which is used as a substitute for gum arabic in medicine and the arts. Called also gum tragacanth.
Example Sentences:
(1) Thus, the oral toxicity of tragacanth gum to B6C3F1 mice was concluded to be negligible.
(2) A plaque assay was developed for FMD virus that depended on washing MVPK-1 cells in serum-free medium before infection and excluding serum from 0.6% gum tragacanth overlay during plaque formation.
(3) Repeated oral administration of commonly used suspending media, gum arabic, gum tragacanth, methylcellulose, and carboxymethylcellulose-Na to rats caused uncoupling of oxidative phosphorylation in liver and heart mitochondria and partial inhibition of mixed function oxidases of liver endoplasmic reticulum, as measured by 2-biphenylhydroxylation and 4-biphenylhydroxylation.
(4) In the presence of trypsin and tragacanth gum, clear foci developed 1 day after infection.
(5) The ethanolic extract, and some of the gum preparations, particularly tragacanth and karaya, caused considerable footpad swelling when injected intradermally.
(6) It was found that these strains remain cell-associated after repeated cocultivations with Vero cells and produce plaques under fluid medium or tragacanth overlay.
(7) Tragacanth gum was administered at dietary levels of 0 (control), 1.25 and 5.0% to groups of 50 male and 50 female B6C3F1 mice for 96 wk after which all animals were maintained on a basal diet without tragacanth gum for a further 10 wk.
(8) To define the type of dietary fibre of fibre analogue with the greatest potential use in diabetic treatment, groups of four to six volunteers underwent 50-g glucose tolerance tests (GTT) with and without the addition of either guar, pectin, gum tragacanth, methylcellulose, wheat bran, or cholestyramine equivalent to 12 g fibre.
(9) Suckling mouse brain passage virus was adapted for growth in BHK-21 cells, and plaque assays were performed using a tragacanth gum overlay.
(10) Tragacanth and guar gum inhibited the activity to a greater extent than acacia, sodium alginate and carrageenin.
(11) The data presented may be useful for extending the current specifications for identity and purity, at present based solely on polysaccharide parameters, for gum tragacanth (E413).
(12) Six Iranian and seven Turkish samples of commercial gum tragacanth, and a sample of Turkish 'gum traganton', have been studied.
(13) Results from dialysis and fermentation predicted the action of wheat bran, pectin, guar, gum arabic, carboxymethylcellulose, gellan, tragacanth, xanthan, and karaya in humans and generated anomalous results for karaya and tragacanth.
(14) Many of the Bacteroides strains tested were also able to ferment a variety of plant polysaccharides, including amylose, dextran, pectin, gum tragacanth, gum guar, larch arabinogalactan, alginate, and laminarin.
(15) To investigate the nature of these gross lesions, tragacanth gum was fed to groups of 30 male mice at the dietary level of 5.0% for periods of up to 48 wk; 20 males served as controls.
(16) Wheat bran and gum tragacanth increase stool weight but have no effect on serum cholesterol or on hydrogen excretion.
(17) Interaction of the preservative with hydrophilic macromolecules and subsequent reduction in the availability of preservative appears to be the predominant mechanism by which tragacanth and guar gum reduce the activity of methyl-p-hydroxybenzoate.
(18) The gums studied were tragacanth, karaya, ghatti, carob, guar, arabic and xanthan gum.
(19) The effect of talc, magnesium stearate, stearic acid, and Acrawax C, which are commonly used as lubricants, on the dry-binding efficiency of tragacanth, polyethylene glycol 4000, polyvinylpyrrolidone, and mannitol were investigated.
(20) Gum tragacanth, normal saline, ethylene glycol, dimethyl sulfoxide (DMSO) mixed 1:1 with normal saline, sesame oil, and propylene glycol were found to be suitable injection vehicles, whereas ethanol, dissolved in normal saline in concentrations as low as 0.5% was found unsuitable.