(a.) Of or pertaining to the fir tree or its products; as, abietic acid, called also sylvic acid.
Example Sentences:
(1) Plicatic and abietic acids both caused dose- and time-dependent lysis of alveolar epithelial cells.
(2) In the procedure described in this paper, the limit of detection was 0.001% for abietic acid and 0.015% for dehydroabietic acid.
(3) Hydrogenation of the conjugated double bonds of abietic acid decreases its susceptibility to air oxidation and would thus reduce the allergenicity of rosin.
(4) The growth inhibiting capacity of zinc oxide combined with ordinary rosin (Portuguese rosin), abietic acid or dehydroabietic acid was studied using two different methods.
(5) Our results suggest that plicatic acid, a unique constituent of cedar wood, and abietic acid, the major constituent in pine resin, can produce lytic damage to alveolar, tracheal, and bronchial epithelial cells.
(6) Negative responses were found for abietic acid, dehydroabietic acid, levopimaric acid, 7-oxodehydroabietic acid, monochlorodehydroabietic acid, dichlorodehydroabietic acid, pimaric acid, isopimaric acid, and sandaracopimaric acid.
(7) The abietic type of acids had a more pronounced antibacterial activity than the pimaric and labdane acids when the disc diffusion method was used but there was no inhibition of growth of Gram-negative bacteria.
(8) Sulphadiazine microcapsules were prepared by the solvent evaporation technique, using abietic acid as a wall-forming material.
(9) 9 oxidation products of abietic acid, dehydroabietic acid, and levopimaric acid were prepared synthetically to determine their sensitizing potential in guinea pigs.
(10) In general the combination of zinc oxide and dehydroabietic acid was a more potent antibacterial substance than the corresponding combination of zinc with rosin or abietic acid.
(11) The authors still show the microbial action of the abietic acid and confront it with that of the argyrophilic acid, the new antibiotic here reported.
(12) The role of abietic acid as the main sensitizer in colophony was confirmed in a case of contact dermatitis occurring in a sportsman with an acute eczematous reaction due to a leg bandage.
(13) When patch tested, patients sensitive to colophony showed no reactions to abietic acid which had been purified immediately before the test.
(14) In the modified FCAT method, sensitization was obtained with Portuguese colophony and when challenged with purified abietic acid, the animals showed no reaction.
(15) Abietic acid was isolated from rosin N Grade (ISI) by a simple process and the product was further standardized.
(16) There was also cross-reactivity with colophony and abietic acid.
(17) Six out of seven tested strains of mycobacteria transformed abietic acid to methyl abietate in shake culture.
(18) An Alcaligenes species, which was isolated from soil, can utilize abietic acid as its sole carbon source.
(19) This supports studies of contact dermatitis which have suggested abietic and dehydroabietic acid oxidants to be the cause of colophony induced allergic reactions.
(20) 15-Hydroperoxyabietic acid was identified as one of the main allergens, apparently formed by air oxidation of abietic acid.
Fir
Definition:
(n.) A genus (Abies) of coniferous trees, often of large size and elegant shape, some of them valued for their timber and others for their resin. The species are distinguished as the balsam fir, the silver fir, the red fir, etc. The Scotch fir is a Pinus.
Example Sentences:
(1) A rater-specifuc varuabke was fiybd fir eacg if tge fiyr raters.
(2) Linear phase finite impulse response (FIR) filtering can be used to differentiate auditory brainstem evoked potentials (ABEP) components.
(3) Pieces of Douglas fir and polyvinyl chloride were colonized in a recirculating system and the comparative efficacy of two biocides (Bronopol and Kathon) against the sessile and planktonic populations was examined.
(4) A method is described for the isolation of DNA from spruce and fir, starting with 3 to 5 apices (5 mg material).
(5) The colonies of migrating monarch butterflies that spend the winter in a patch of fir forest in central Mexico were dramatically smaller this season than they have been since monitoring began 20 years ago, according to the annual census of the insects released this week.
(6) The channel will also air highlights from the traditional New Year's Day concert from Vienna, a three-part documentary about the city now known as Istanbul with Simon Sebag Montefiore, and the Fir Tree, a Danish film following the life of a Christmas tree, from the perspective of the tree.
(7) Cardiopulmonary parameters were studied in awake, instrumented goats following spontaneous inhalation of characterized Douglas fir smoke.
(8) An optimal correction of a conventional finite impulse response (FIR) filter is achieved by using a priori knowledge of noise variance and a continuous estimation of the error signal's power.
(9) In 4 series of experiments a dependence between 3,4-benzpyrene (BP) output and the temperature of fir sawdust pyrolysis under isothermic conditions has been investigated.
(10) A s the air cools in a fir-lined valley east of Croatia's Velebit mountains, the bears of Kuterevo stir to life in the gloaming.
(11) Recent literature has suggested that total intrauterine volume (TIUV) estimation is useful fir distinguishing normal from growth-retarded fetuses.
(12) Deletion mutant (IG-FIR delta 22) (amino acid 944-965) did not transduce the IGF-I signal to the GH gene.
(13) First, the eye-movement signal is smoothed using a predictive finite-impulse response (FIR), median hybrid filter.
(14) They were Douglas fir, wool, and polyvinyl chloride.
(15) The major wound-inducible monoterpene synthase (cyclase) of grand fir (Abies grandis) stems transforms geranyl pyrophosphate to both (-)-alpha-pinene (40%) and (-)-beta-pinene (60%).
(16) Rapidly conducting fibres are the firs ones to cease activity (fig.
(17) Douglas-fir possesses a major inversion of 40-50 kilobases relative to radiata pine and nonconiferous plants.
(18) The funds, which include New York-based Fir Tree Partners, Davidson Kempner Capital Management and Aurelius Capital, are known as the Ad Hoc Group of Puerto Rico and hold $5.2bn of Puerto Rico bonds.
(19) Therefore, the fast insulin release (FIR) to intravenously administered glucose was measured in 23 adult CF patients.
(20) In 11 of the 18 normoglycemic patients with exocrine pancreatic insufficiency and the 3 nontreated diabetic CF patients studied, an FIR value lower than the 3rd percentile was found.