(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.