() A resinous substance flowing spontaneously from trees of Zanzibar, Madagascar, and South America (Trachylobium Hornemannianum, T. verrucosum, and Hymenaea Courbaril), and dug from earth where forests have stood in Africa; -- used chiefly in making varnishes.
Example Sentences:
(1) The preliminary treatment with a copal-ether varnish (Copalite) was of insignificant value.
(2) Forty molar and premolar teeth had non-retentive cavities prepared and restored with amalgam using (1) copal varnish (control), (2) a pin, (3) Amalgambond or (4) Panavia-Ex.
(3) The sealing abilities of three therapeutic varnishes were compared with that of a conventional copal varnish in vitro under Tytin silver amalgam restorations.
(4) Compared to R0, Copal overestimates SBP, but is efficient for DBP measurement.
(5) In this study an automated sphygmomanometer, the Copal UA-231, was evaluated on the basis of duplicate blood pressure measurements, one with this machine and one with a Hawksley random zero machine, taken on 1536 participants in a health survey.
(6) The addition of amine fluorides to a copal recin (Copalite) and a chlorine caoutchouc varnish (Pergut S-40) has been studied.
(7) Ten restorations were used for each of the following groups: 1) Amalgam alone; 2) Two layers of copal varnish and amalgam; 3) Vitrabond, amalgam; 4) Timeline, amalgam; 5) XR Ionomer, amalgam.
(8) In 50 teeth removed as a result of decay, cavities were prepaired on vestibular faces and were divided into 5 equal groups: Group A: with no caviti varnish; Group B: two coats of a linkin agent (Scotch Bond 3M); Group C: an amalgam liner base (Voco); Group D; two coats of copal varnish: Group E: an amalgam bond base (Carl San Remo, Germany).
(9) Class V cavities were prepared in the buccal surfaces of extracted human canine and premolar teeth and were treated in one of the following ways: no liner or varnish, a copal varnish, or an adhesive resin liner.
(10) The Copal UA-251 is a small automatic blood-pressure monitor, which relies on a piezo-electric microphone for detection of Korotkoff sounds.
(11) Group IA (n = 20) included 20 patients and compared Copal to intra-aortic measurement.
(12) Same results occur for IA-Copal values (SBP: r = 0.36, DBP: r = 0.30).
(13) A novel formulation of nicardipine (50% standard (short acting), 50% sustained release) was evaluated in mild hypertension in a double-blind, randomized, placebo-controlled study, using clinic measurements (Hawksley) augmented by home recorded blood pressures (Copal UA 251).
(14) Less microleakage was observed in resin-bonded amalgam restorations than in Copal varnish-lined or unlined restorations.
(15) The results demonstrated significant advantages of using a dentine adhesive as an interfacial sealer in order to reduce microleakage, compared to a conventional Copal varnish.
(16) Four groups were studied, including copal varnish, which was used as a control.
(17) Specimens were randomly assigned to four equal groups for liner placement: Group I--control, no liner used; Group II--copal varnish; Group III--4-META adhesive; Group IV--dentin bonding agent.
(18) Copals and damars are produced by trees belonging to the Araucariaceae, Caesalpiniaceae, Dipterocarpaceae and Burseraceae families.
(19) No significant improvement in the sealing properties of either the conventional or high-copper amalgam restorations was achieved after the 14-month period by the application of Copal varnish.
(20) The rate of marginal microleakage was not significantly affected by the application of a Copal varnish after this period.
Tree
Definition:
(n.) Any perennial woody plant of considerable size (usually over twenty feet high) and growing with a single trunk.
(n.) Something constructed in the form of, or considered as resembling, a tree, consisting of a stem, or stock, and branches; as, a genealogical tree.
(n.) A piece of timber, or something commonly made of timber; -- used in composition, as in axletree, boottree, chesstree, crosstree, whiffletree, and the like.
(n.) A cross or gallows; as Tyburn tree.
(n.) Wood; timber.
(n.) A mass of crystals, aggregated in arborescent forms, obtained by precipitation of a metal from solution. See Lead tree, under Lead.
(v. t.) To drive to a tree; to cause to ascend a tree; as, a dog trees a squirrel.
(v. t.) To place upon a tree; to fit with a tree; to stretch upon a tree; as, to tree a boot. See Tree, n., 3.
Example Sentences:
(1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
(2) The only sign of life was excavators loading trees on to barges to take to pulp mills.
(3) These findings suggest that aerosolization of ATP into the cystic fibrosis-affected bronchial tree might be hazardous in terms of enhancement of parenchymal damage, which would result from neutrophil elastase release, and in terms of impaired respiratory lung function.
(4) While there has been almost no political reform during their terms of office, there have been several ambitious steps forward in terms of environmental policy: anti-desertification campaigns; tree planting; an environmental transparency law; adoption of carbon targets; eco-services compensation; eco accounting; caps on water; lower economic growth targets; the 12th Five-Year Plan; debate and increased monitoring of PM2.5 [fine particulate matter] and huge investments in eco-cities, "clean car" manufacturing, public transport, energy-saving devices and renewable technology.
(5) Anhidrotic ectodermal dysplasia is characterized by an absence of seromucous glands in the oropharynx and tracheobronchial tree, making children with this disease prone to viral and bacterial respiratory infections.
(6) Celebrity woodlanders Tax breaks and tree-hugging already draw the wealthy and well-known to buy British forests.
(7) A new family tree of the tyrannosaurs in the paper considers Lythronax to be very close to Tyrannosaurus and its nearest relatives.
(8) Increasing awareness of disorders such as coronary arterial spasm, functional impairment of subendocardial blood flow and the possible role of variant patterns of anatomic distribution of the coronary arterial tree, will provide a better understanding of their significance as determining or contributing factors in patients with the anginal syndrome.
(9) It's of her and Barack Obama planting an olive tree in Uhuru park in the city centre in October 2006.
(10) The alterations of dendritic trees of pyramidal neurons of layer III of visual cortex of the rat exposed to the influence of space flight aboard biosputnik "Cosmos-1887" were studied and the results are described to illustrate the methods power.
(11) The trachea and the bronchial tree (first through seventh order branches) both synthesized alpha1(II) chains.
(12) Using a large clinic population with adequate controls, significant correlation between ragweed, grass or tree pollen sensitivity and the dates of birth was not obtained.
(13) The criteria selected by a classification tree method were similar: palpable purpura, age less than or equal to 20 years at disease onset, biopsy showing granulocytes around arterioles or venules, and gastrointestinal bleeding.
(14) The results are consistent with an action of banana tree juice on the molecule responsible for excitation-contraction coupling in skeletal muscle, resulting in a labilization of intracellular Ca2+.
(15) Studying the bronchial tree on the chest x-ray it is possible to indicate the visceral situs with asplenia or with polysplenia.
(16) Reconstruction of the intrahepatic biliary tree was carried out in all patients using intrahepatic cholangiojejunostomies between common segmental hepatic stomata and a Roux-en-Y jejunal loop.
(17) Axonal trees display differential growth during development or regeneration; that is, some branches stop growing and often retract while other branches continue to grow and form stable synaptic connections.
(18) When the vascular supply is abnormal, reconstruction of the vascular tree of one or both organs may be needed.
(19) A major outbreak in Kent in 2012 saw 2,000 trees felled.
(20) "We are alarmed to see the government is even wavering about continuing its programme of tracing, testing and destroying infected young ash trees.