(n.) A thick, black, viscous liquid obtained by the distillation of wood, coal, etc., and having a varied composition according to the temperature and material employed in obtaining it.
(v. t.) To smear with tar, or as with tar; as, to tar ropes; to tar cloth.
Example Sentences:
(1) With the exception of PMMA and PTFE, all plastics leave a very heavy tar- and soot deposit after burning.
(2) Utilizing the bilateral comparison technique in 30 hospitalized patients with chronic stable plaque-type psoriasis vulgaris, we closely monitored the clinical responses to ultraviolet radiation (Westinghouse fluorescent FS40 bulbs, 290--400 nm) and a variety of tar preparations and lubricant vehicles in combination and separately.
(3) It seems that the addition of liquid tar elevates the reaction threshold to dithranol in hypersensitive patients with psoriasis.
(4) We now present evidence that such a decrease in amounts of P68 could be essential for HIV-1 replication because of the presence of the Tat-responsive sequence (TAR sequence) present in the 5' untranslated region of HIV-1 mRNAs, which activates the P68 kinase.
(5) We conclude that there appears to be no benefit from exceeding a concentration of 5% crude coal tar in yellow soft paraffin in the treatment of patients with psoriasis and that the plateau in the dose-response curve for the action of crude coal tar in psoriasis begins at a point between 1 and 5%.
(6) Purified tat binds specifically to HIV-1 trans-activation-responsive region (TAR) RNA in gel-retardation, filter-binding, and immunoprecipitation assays.
(7) benj67 asks: How do you continue to justify continued your role in financing the Canadian tar sands, arguably a greater crime than the Libor scandal?
(8) Hansen has been an outspoken critic of tar sands, saying last year "it will be game over for the climate if development of the oil sands isn't stopped".
(9) In contrast, erythroid and myeloid colony growth from the TAR infant's marrow cells was preserved.
(10) Finally, by 6 min of heavy exercise at 8 mph 20% grade, Tar increased 2 degrees C (P less than 0.05) while Tre increased 0.5 degree C (P less than 0.05).
(11) Hydroxylamine mutagenesis was used to alter the tar gene that encodes the transmembrane Tar protein required for chemotaxis.
(12) A previously described smoking apparatus (20) was used for measurement of puff volume and inhaled tar.
(13) Again, tat protected TAR RNA from RNase A cleavage at both U23 and U31.
(14) Since its 2013 announcement, a key aim of TTIP has been to destroy regulations that prevent high-polluting tar sand crude oil from entering Europe.
(15) TARS-1 and TART-1 but not TARL-2 were transplantable into newborn syngeneic rats and nude mice.
(16) Both the occupational and in particular the therapeutic exposure to coal tar resulted in clear increases in urinary levels of PAH metabolites as compared to unexposed subjects.
(17) During the remission period the patients were advised to use a tar preparation or topical corticosteroids in the event of minor exacerbations.
(18) Biological studies have demonstrated that concentrated extract of tars from combustion of shale oil are carcingenic to the skin of mice.
(19) Beech tar, in a concentration of 5% induced a 19% increase in orthokeratosis.
(20) For the study reported in the present investigation these data have been augmented by estimates of past workplace exposure to total tar (benzene-soluble matter) and to benzo-a-pyrene (BaP).
Tas
Definition:
(n.) A heap.
(v. t.) To tassel.
Example Sentences:
(1) One rat strain (TAS) is susceptible to the anticoagulant and lethal effects of warfarin and the other two strains are homozygous for warfarin resistance genes from either wild Welsh (HW) or Scottish (HS) rats.
(2) To determine the value of transvaginal sonography in the evaluation of women with suspected ectopic pregnancy, we retrospectively studied 47 pregnant patients in whom both conventional transabdominal sonography (TAS) and transvaginal sonography (TVS) had been performed.
(3) The Toronto Alexithymia Scale (TAS) offers a reliable method to measure alexithymia, a personality construct describing individuals endorsing the inability to identify and report emotions, processing a minimal fantasy life, utilizing an analytic cognitive style, and tending to somatize.
(4) A semi-automated quantitative fluorescence image analysis (QFIA) technique was developed with the Leitz TAS-Plus to detect bladder cancer using hyperploidy in urinary cells.
(5) Because the low thymidine and folic acid condition of medium 199 is known to induce chromosome and chromatid gaps and breaks at folate-sensitive fragile sites, other fragile site-induction regimes were examined to determine if the TAs seen in GM6892A were due to a fragile site in the Yq12 band.
(6) Studies in respiratory physiology and acid-base balance of panting birds exposed to high Tas show that flying as well as nonflying birds can use the respiratory system simultaneously for gas exchange and evaporative cooling.
(7) A standard multiple regression was computed that used the DES as the criterion variable and the HSCL-90, MOCI, TAS, and BVRT as predictor variables.
(8) Their genomic distribution varies between individuals, indicating that Tas elements are mobile in the Ascaris genome.
(9) As a result, TAs aren't able to build key relationships with parents and outside agencies, and they are rarely asked about the very students they know best.
(10) The TAS protocol has been modified to mimic the retroviral strategy of replication, resulting in a self-sustained sequence replication (3SR) amplification reaction which operates under isothermal conditions (37 degrees C).
(11) Morphine did not produce hypothermia at any dose tested.3 Injection of 10 mug morphine sulphate into the third ventricle produced similar hyperthermias at ambient temperatures (tas) of 4-6, 21-23 and 33-36 degrees C. The increase in body temperature was associated with shivering at the lower tas.
(12) To measure alexithymia, we used the Toronto Alexithymia Scale (TAS); to measure depression, we used the revised Beck Depression Inventory (BDI).
(13) One of the factors of the TAS appeared to have a weak but significant correlation with a variety of diagnosed disorders that previously have been considered psychosomatic.
(14) The aim of this study was to evaluate the psychometric properties of the Toronto Alexithymia Scale (TAS) in a population sample of 1560 middle-aged men from eastern Finland.
(15) sanguis survived two days after visible growth significantly more oftern in BLH-medium than in TAS-medium.
(16) The threshold of auditory sensation (TAS) was determined at each stimulus position and found to be approximately 20-40% of the maximum EMS level (2.0 Tesla).
(17) Transplant artery stenosis (TAS) was found in 30 (8.7%) as demonstrated by arteriography, performed only when there was unexplained deterioration in transplant function, hypertension that was difficult to control, or in the presence of a vascular bruit.
(18) The performance of those subjects who were given anxiety-arousing instructions at encoding and retrieval and who scored high on the Test Anxiety Scale (TAS; Sarason, 1972) was less accurate on an eyewitness task than was that of the subjects who scored low on the scale.
(19) In Study I 117 university students completed the TAS and the three subscales of the Short Imaginal Processes Inventory.
(20) Marie is a teaching assistant , one of 2,700 TAs across County Durham in line for the chop and drop .