(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).
Tur
Definition:
(n.) The urus.
Example Sentences:
(1) Conservative treatment and TUR of the lesions had no effect on the symptoms.
(2) Combined treatment included optical (retrograde and antegrade) urethrotomy and transurethral electroresection (TUR) of scar tissues, combined with postoperative endourethral phonophoresis with lidase (64 units) and an antibiotic.
(3) Of these, 208 were considered evaluable for a review of the impact of transurethral resection (TUR) on the dissemination of disease.
(4) Non-transition zone cancers detectable at TUR are predominantly large tumors that are poorly differentiated and lack the clear cell histologic pattern.
(5) Intravesical pressure was studied in 20 patients during transurethral resection (TUR) of the prostate using the Iglesias resectoscope with continuous irrigation and suction.
(6) 4 children with anterior urethral valve were treated by TUR-Valve.
(7) The explanation of this phenomenon may be the tumour cells implantation during the TUR.
(8) The results of 532 transurethral electro-resections (TUR) are compared with 67 open prostatectomies performed over a period of 9 years.
(10) It is likely that acetone does not turly trigger an activation of prekallikrein but supports spontaneous activation by slowing down the control of the feedback reinforcement of this activation, by damaging inhibitors.
(11) The TUR value of nickel-stimulated cultures in nickel-sensitive atopic dermatitis patients tended to decrease in comparison to non-atopic nickel-sensitive patients.
(12) 80 of 89 cases attained satisfactory voiding parameters after radical TUR-P. Postoperative incontinence was not seen and in some cases incontinence was improved.
(13) After TUR both the speed and the amplitude of isometric detrusor contractions during the stop test increased.
(14) In the third group the histologic changes in the bladder wall after treatment with the laser or TUR were evaluated by cold-cup biopsy (31 lasered cases and 24 resected cases) and by resector loop biopsy (11 lasered cases and 11 resected cases) between 12 and 24 months after treatment, without significant differences in terms of fibrosis.
(15) The results emphasize the requirement of a careful and comprehensive investigation of the TUR-material by the pathologist, on the other hand they support the opinion of the occurrence of various types of carcinoma of the prostate gland with different morphogenesis and prognosis.
(16) They described Turness as a "uniquely talented journalist who has shattered more than one glass ceiling and doesn't take no for an answer".
(17) The residual lesion had disappeared with DMSO bladder instillations for 4 months (12X) without side effects after TUR.
(18) Eleven patients with cancer of the prostate and 10 patients with benign prostatic hypertrophy (BPH) had thirteen parameters of coagulation evaluated before and after transurethral resection (TUR).
(19) The surgical procedure was performed as double TUR.
(20) Biopsies performed in areas post-laser therapy (31) and post-TUR (24), and with the resector loop in 22 cases, revealed no histologic difference between both groups (replacement fibrosis and elastic fibers).