(v. t.) Impure carbon prepared from vegetable or animal substances; esp., coal made by charring wood in a kiln, retort, etc., from which air is excluded. It is used for fuel and in various mechanical, artistic, and chemical processes.
(v. t.) Finely prepared charcoal in small sticks, used as a drawing implement.
Example Sentences:
(1) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
(2) This phenomenon may be overcome by utilizing more dextran-coated charcoal in the extraction.
(3) After treatment of the old rats blood serum with activated charcoal the steroid-binding transcortin capacity and its affinity to hormone was increased and the negative cooperativity was not observed.
(4) Adriamycin (ADM) was absorbed onto fine particles of activated charcoal.
(5) Hemoperfusion with coated activated charcoal (CAC) produces low removal rates due to the strong binding of bilirubin to albumin.
(6) The secretagogue activity was not extracted by charcoal, was sensitive to protease digestion and was present in a portion of nRTF with a molecular weight of greater than 10,000.
(7) Charcoal was added to the homogenization buffer in these experiments to prevent the artifactual activation of PKA by cAMP analogs trapped in the extracellular space.
(8) The quantitative and brain regional distribution of residual dexamethasone binding in cytosols pre-treated with dextran-coated charcoal (DCC) and 300 mM KCl was indistinguishable from that for tritiated aldosterone-Type I receptor complexes under the same conditions.
(9) An inexpensive, easy-to-use detector for measuring airborne 222Rn based on 222Rn diffusion and absorption in activated charcoal is presented.
(10) Polymethacrylate coated charcoal was inserted in the dialysis circuit before the dialyzer.
(11) The cytotoxicity of MS smoke was decreased with increasing smoke age (up to 8.7 s), smoke dilution, and the quantity of activated charcoal in filters.
(12) Early charcoal administration may be of value therefore in reducing the toxicity of mefenamic acid after deliberate or accidental overdosage.
(13) Also, cleanup by column chromatography on mixed adsorbents containing charcoal results in better recoveries than can be obtained on Florisil alone.
(14) OR counts in paraffin sections were compared with those of frozen sections and with cytosolic values determined by a dextran-coated charcoal method.
(15) We produce lung lacerations in 18 dogs ventilated with air containing charcoal powder.
(16) The other method uses a thermoluminescence dosemeter placed in the charcoal canister, giving an integrated value of the radon concentration.
(17) Because these contaminants have long column retention times in GLC, it may not be apparent that these contaminants are present and consequently are likely to have modified the sorbent characteristics of the activated charcoal.
(18) No changes in T3-charcoal uptake or serum T3 concentration occurred at any dose.
(19) Before and after treatment the following were recorded: subjective and objective nasal MCT time, using an original composition of vegetable charcoal powder and saccharin powder at 3%; nasal obstruction.
(20) Four methods for the detection of Trichomonas vaginalis in vaginal secretions from 88 symptomatic patients were compared: wet-mount examination, Kupferberg liquid medium, Hirsch charcoal agar, and the Papanicolaou smear.
Stump
Definition:
(n.) The part of a tree or plant remaining in the earth after the stem or trunk is cut off; the stub.
(n.) The part of a limb or other body remaining after a part is amputated or destroyed; a fixed or rooted remnant; a stub; as, the stump of a leg, a finger, a tooth, or a broom.
(n.) The legs; as, to stir one's stumps.
(n.) One of the three pointed rods stuck in the ground to form a wicket and support the bails.
(n.) A short, thick roll of leather or paper, cut to a point, or any similar implement, used to rub down the lines of a crayon or pencil drawing, in shading it, or for shading drawings by producing tints and gradations from crayon, etc., in powder.
(n.) A pin in a tumbler lock which forms an obstruction to throwing the bolt, except when the gates of the tumblers are properly arranged, as by the key; a fence; also, a pin or projection in a lock to form a guide for a movable piece.
(v. t.) To cut off a part of; to reduce to a stump; to lop.
(v. t.) To strike, as the toes, against a stone or something fixed; to stub.
(v. t.) To challenge; also, to nonplus.
(v. t.) To travel over, delivering speeches for electioneering purposes; as, to stump a State, or a district. See To go on the stump, under Stump, n.
(n.) To put (a batsman) out of play by knocking off the bail, or knocking down the stumps of the wicket he is defending while he is off his allotted ground; -- sometimes with out.
(n.) To bowl down the stumps of, as, of a wicket.
(v. i.) To walk clumsily, as if on stumps.
Example Sentences:
(1) Local embolism, vertebral distal-stump embolism, the dynamics of hemorrhagic infarction and embolus-in-transit are briefly described.
(2) Nine months later, the animals were sacrificed, the esophagus and the gastric stump were removed for histologic examination.
(3) A newborn presenting with persistent umbilical stump bleeding should be screened for factor XIII deficiency when routine coagulation tests prove normal.
(4) The locations of remaining tumor were the tracheal stump in patients in whom resection was incomplete.
(5) Posterior half stumps regenerated limbs with a mean digit number of 2.7 and had a normal dorsoventral muscle pattern.
(6) Two factors influencing cellular morphology in vitro were identified in Locusta: 1) the presence of a primary neurite stump, and 2) membrane contacts between cells.
(7) This low level of binding was maintained for periods of up to 70 days, demonstrating that some STX binds to structures other than axons in denervated distal stumps.
(8) For those who can't stump up more than 5% of the agreed price, he suggests guarantor mortgages, such as that offered by Lloyds TSB.
(9) The appendix or appendix stump was visualised on 53% of the barium examinations.
(10) We describe a male infant with congenital deficiency of coagulation Factor XIII who presented in the immediate postnatal period with umbilical stump bleeding and suffered a severe intracranial hemorrhage at 2 months of age.
(11) Photograph: Peter Beaumont for the Guardian For his part the leader of Hadash, the veteran socialist party in Israel that emphasises Arab-Jewish cooperation, Odeh has now attracted a political star status most obvious on the stump in Lod on Wednesday in the repeated cries of “Ayman!” by shopkeepers and passersby keen to shake his hand or be photographed with him.
(12) In both treatments, the proximal axon stumps exhibited regenerative growth as early as 1 day after axotomy, and, by the third day, neurites had extended.
(13) Since muscle contraction ceases immediately following nerve transection, regardless of nerve stump length, the results can be ascribed to the lack of some neural influence other than nerve-evoked muscle activity.
(14) Injury to the stump of a below-knee amputation (BKA) may require revision to a higher level of amputation.
(15) Crushing the optic nerve eliminated retinopetal fibers from all regions except the cerebral stump of the optic nerve, indicating that this projection was of central origin.
(16) This is dependent upon the gap between the tendon stumps being rather small.
(17) To maintain its 30% stake the Co-op would need to stump up another £120m, increasing its already high debt levels.
(18) Vauxhall Tower Like a cigarette stubbed out by the Thames, the Vauxhall's lonely stump looks cast adrift, a piece of Pudong that's lost its way.
(19) The radiological picture of the amputation stump after osteosarcoma was reviewed in 75 cases, in which postoperative follow-up ranged from a minimum four months, to a maximum of over 12 years.
(20) The postoperative alkaline reflux gastritis is described, the consequences including the carcinoma of the gastric stump are mentioned.