(n.) Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and are soluble in ether, alcohol, and essential oils, but not in water; specif., pine resin (see Rosin).
Example Sentences:
(1) Results suggest that these resins should be used with some method to compensate for the shrinkage, when used as index material.
(2) The teeth were embedded in phenolic rings with acrylic resin.
(3) Cholestyramine resin was beneficial in reducing stool bulk but had no substantial effect on fat absorption.
(4) In this study, a technique is described by which large obturators can be retained with an acrylic resin head plate.
(5) We retrospectively studied the incidence and course of epoxy resin contact dermatitis in 2265 patients in whom contact dermatitis was confirmed by patch testing.
(6) Bio-Rex 70, a carboxylic acid cation exchanger, is studied as a biological ion-exchanger resin model for cellular cytoplasm.
(7) A reference glass, five ceramic materials, and one resin-based composite were tested.
(8) The bond strength of the resins did not change with the time spent immersed in water up to 6 months, but decreased with any further increase in time.
(9) Urine from patients receiving desipramine was collected and passed through a column of XAD-2 resin.
(10) Primary sternal closure was difficult and delayed closure was performed using splint with a resin plate.
(11) The tractional resistance carried out on the laminate fronts where a treatment of only silane and resin of connection was applied, was greater where the treatment of silane was employed.
(12) A free T4 index (FTI) can be calculated from the values for T4 and TBG index, because the TBG index is reciprocally related to the serum uptake test (T3-resin).
(13) Eight macerated human child skulls with a dental age of approximately 9.5 years (mixed dentition) were consecutively subjected to an experimental standardized high-pull headgear traction system attached to the maxilla at the first permanent molar area via an immovable acrylic resin splint covering all teeth.
(14) The decreases were substantially greater than those achieved with either resin or resin plus niacin.
(15) [Tyr22] glucagon and [desHis1, Tyr22] glucagon were synthesized by an improved solid phase procedure on a Pam-resin.
(16) By embedding the biopsy in the acrylic resin LR White, unsupported sections of which are stable in the electron beam, light and electron microscopy and immunocytochemistry become feasible on sections from the same block.
(17) A technique is described which the glass coverslip of a culture, flat embedded in epoxy resins can be removed easily using hydrofluoric acid.
(18) In conclusion, no porosities are found on the surface of the various resins.
(19) It is also susceptible to thermal inactivation at 37 degrees , possibly through changes in the affinity of triiodothyronine to the nuclear binding protein(s), since the bound triiodothyronine becomes more readily dialyzable, is absorbed by an anion exchange resin, but retains its characteristic mobility on electrophoresis.
(20) A clinical study was carried out to determine the influence of finishing on the wear rate of a posterior composite resin.
Tannin
Definition:
(n.) Same as Tannic acid, under Tannic.
Example Sentences:
(1) Retention of iron from an RKB test meal was increased from 69.6 to 73% when about 90% of the extractable tannins were removed, but the difference was not statistically significant.
(2) These were analyzed for: tannins, trypsin inhibitors, hemagglutinins (with cow, sheep, and human erythrocytes), damaged starch, available lysine, protein quality (by the NPR method), and true digestibility.
(3) The effect of plant species containing tannins on the tenacity of Cl.
(4) No appreciable changes were observed in the trypsin inhibitor and tannin contents during germination.
(5) The results suggest the dependence of stimulation of monocyte iodination by tannins and related polyphenols on molecular weight.
(6) Studies were conducted to compare the effects of feeding high-tannin sorghum (HTS)- and low-tannin sorghum (LTS)-based diets suboptimal in protein to ducks, chicks, and rats.
(7) Tannin-induced relaxations were unaltered by pretreatment of tissues with indomethacin but were significantly reduced by pretreatment with hemoglobin.
(8) Tannins inactivated trypsin the most, alpha-amylase to a lesser extent and lipase the least and as a consequence lowered the digestion of amino acids the most, starch to a lesser extent and lipid the least.
(9) Four tannins were isolated from dried leaves of Thiloa glaucocarpa, which is one of the plants causing poisoning of cattle in Brazil.
(10) These studies demonstrate that tannin is deactivated completely under conditions where urea is an effective preservative of high moisture milo.
(11) Experiments were conducted to determine the effectiveness of urea in deactivating tannin in high tannin milo.
(12) The structures of plant polyphenols (vegetable tannins) are briefly reviewed.
(13) We have shown that the tannins chebulinic acid and punicalin were able to block the binding of HIV rgp120 to CD4.
(14) These experiments therefore conclusively show that high concentrations of condensed tannin induced by growing Lotus pedunculatus under low soil fertility conditions prevent maximum expression of LWG and wool growth in grazing sheep.
(15) The induction of interleukin-1 (IL-1) by agrimoniin, a tannin of Agrimonia pilosa Ledeb., in human peripheral blood mononuclear cells (PBMC) in vitro and in mouse adherent peritoneal exudate cells (PEC) in vivo was studied.
(16) Among chemically defined natural polyphenols, condensed tannins (epicatechin gallate oligomers) and monomeric and oligomeric hydrolyzable tannins potently stimulated PMN iodination, whereas polyphenols of lower molecular weight (gallic acid, alkyl gallates, epicatechin, epicatechin gallate, epigallocatechin, caffeic acid derivatives and licorice flavonoids) had much less activity.
(17) After removing tannin with caffeine complexes subjected to column chromatography on Dowex 1 x 8 gave four fractions containing both amino acids and nucleotides.
(18) A study was made of the molecular binding parameters during the sensitization of human IgG with tannin-treated sheep erythrocytes, depending on the concentration of the reacting components.
(19) Nearly one-third of the active plants belong to families that are known as especially rich in tannin.
(20) Of the nineteen plants screened, six were found to contain large quantities of condensed tannins.