Your search resulted in 1029 documents. Displaying 25 entries per page.
Antifungal Effect of Bark and Wood Extracts of Condalia hookerii (Rhamnaceae), Ebenopsis ebano (Fabaceae) and Helietta parvifolia (Rutaceae) on Trametes versicolor
2010 - IRG/WP 10-30532
This research detail the growing inhibition effect on Coniophora puteana and Trametes versicolor fungi caused by hot water sawdust and bark extracts of three semi-arid land species Condalia hookerii, Ebenopsis ebano and Helietta parvifolia diluted in malt extract agar medium at 2000 ppm and 10000 ppm.…
A Carrillo, J G Marmolejo, F Garza, V Bustamante, M Garza
Antifungal and wood preservative efficacy of IPBC is enhanced by α - aminoisobutyric acid
2010 - IRG/WP 10-30544
…of 2g/l AIB. AIB did not enhance the inhibitory effect of tebuconazole. Using a
the accelerated EN113 test for decay of treated wood blocks, AIB at 1g/l was found to
reduce by the concentration of IPBC required for a wood preservative effect.
P Bota, E Baines, A Mead, S C Watkinson
Antifungal activity and synergistic effect of cinnamaldehyde combined with antioxidants against wood decay fungi
2007 - IRG/WP 07-30445
The objective of this study was to investigate the antifungal activity and synergistic effect of cinnamaldehyde combined with antioxidants against wood decay fungi. Five antioxidants, propyl gallate, octyl gallate, quercetin, eugenol and catechin were tested against various wood decay fungi. Octyl gallate and…
Fu-Lan Hsu, Tsair-Bor Yen, Hui- Ting Chang, Shang-Tzen Chang
Antifungal properties of new quaternary ammonium and imidazolium salts against wood decay, staining and mould fungi
2004 - IRG/WP 04-30347
…The aim of the performed studies was to investigate the effect of structure modification of IC and QAC with organic anions or copper (ll) and zinc complexes on their biological activity against wood decay, staining and mould fungi. The fungicidal value of new compounds for Coniophora puteana ranged from 0.64 kg/m3…
J Zabielska-Matejuk, W Wieczorek
Potential co-valorization of pyrolysis tars from five wood species form Tunisia as wood preservatives bases: Chemical compositions, antifungal and anti-termite activities
2025 - IRG/WP 25-20739
…Mass Spectrometry (GC-MS) analysis and evaluation of their antifungal and anti-termite properties. The average yield of char and pyrolysis liquid was 27.00 % and 40.00 %, respectively. Chemical characterisation of the pyrolysis tars revealed the presence of methanol, hydroxyacetone, 3-methyl-1,2-cyclopentanedione,…
M T Elaieb, J Valette, E Kiény, L Pignolet, S Ghariani, K Candelier
Hydrothermal liquefaction of spent mushroom substrate as a source of antifungals
2023 - IRG/WP 23-30791
…1H nuclear magnetic resonance (NMR), and assess the antifungal properties of these thermal decomposition liquids against wood decaying fungi (Coniophora puteana (Schumach.) P. Karst. and Trametes versicolor (L.) Lloyd). Retention and leachability following the pressure impregnation treatment of Pinus…
A Barbero-López, Y M López-Gómez, J Carrasco, N Jokinen, R Lappalainen, A Haapala
Antifungal and antitermite activities of acetonic extractives from Cedrus Atlantica heartwood
2022 - IRG/WP 22-10990
…of catechin, taxifolin and flavan compounds. Then, the antifungal and anti-termite activities of the extracts were tested. The water/acetone extractives from Cedrus atlantica showed a strong repellent activity against termites and a moderate antifungal activity against crops and fruits pathogens. Thus, the…
R Dijoux, R Ducruet, E Kieny, D Aznar, C Cayzac, L Bidel, C J Allemand, K Candelier
Impregnation of wood with antifungal compounds from low-quality tree biomass
2022 - IRG/WP 22-30763
…purified stilbenes and flavonoids were prepared for the antifungal assay. The extracts were colorimetrically analyzed on antioxidant properties by measuring free radical scavenging activity. The resistance of with extractives impregnated wood was measured with a so-called mini-block test (modified EN 113). Wood of…
V Vek, I Poljanšek, A Balzano, M Humar, P Oven
Extraction, identification and antifungal activity of polar extractives originated from various wood species
2020 - IRG/WP 20-20673
…wood species, and finally, complementary tests on possible antifungal activities focused on the creation of novel wood preservation products. The preliminary results indicate potential of some compounds as natural additives for wood preservation. Additional tests in wood samples are required to guarantee its…
R Herrera, F Poohphajai, J Labidi, S Willför, A Sandak
Chemical composition, antitermite and antifungal activity of Dacryodes edulis oleoresin
2019 - IRG/WP 19-20653
Damages to wood structures and other cellulosic materials caused by wood destroying insects and fungi are estimated to several billions of dollars each year in the world. Among these, termites are considered as one of the most economically important pests for…
W F Bedounguindzi, K Candelier, P E Engonga, Se Dumarcay, M-F Thevenon, P Gerardin
Identification of Antifungal Compounds in Konjac Flying Powder and Assessment against Wood Decay Fungi
2019 - IRG/WP 19-30737
The antifungal activity of konjac (Amorphophallus rivieri) flying powder (a by-product produced during mechanical processing of konjac flour) ethanol extract was evaluated against wood decay fungi in culture. Compounds associated with antifungal activity in the…
Z Bi, F Yang, Y Lei, J J Morrell, L Yan
Antifungal properties of wood treated with IPBC and organosilicone compounds against Coniophora puteana
2015 - IRG/WP 15-30676
…and alkylsilane with amino groups) for supporting its antifungal properties. The mycological examination against Coniophora puteana was performed to determine the resistance of wood treated with the tested preservatives. The ergosterol identification in treated wood allowed to confirm the fungal activity of C.…
W Perdoch, B Mazela, A Waśkiewicz
Antifungal properties and bonding of menthoxymethylimidazolium ionic liquids with Scots pine wood
2013 - IRG/WP 13-30627
Antifungal activities of five chiral ionic liquids - menthoxymethylimidazolium derivates against brown-rot decay fungus (Coniophora puteana), white-rot decay fungus (Trametes versicolor) and blue-stain fungus (Sclerophoma pithyophila) were determined using…
J Zabielska-Matejuk, J Feder-Kubis, A Stangierska
Antifungal activity of wood extractives from waste products of steam distillation of Aniba rosaeodora
2012 - IRG/WP 12-10779
…extracted by ethyl acetate and methanolic solvents and the antifungal activity was evaluated against basidomycetes fungi. The both extracts were active in vitro against white and brown rot fungi and allowed to propose these extractives as wood preservative agent.
N Amusant, A Digeon, E Hoüel, J Beauchène
Antifungal activities of acetone-soluble Eusideroxylon zwageri and Potoxylon melagangai crude extracts against white rot
2012 - IRG/WP 12-30591
The development of natural wood extracts as a wood preservative is a potentially attractive prospect for the wood preservation industry. This study attempts to evaluate the toxicity of Eusideroxylon zwageri and Potoxylon melagangai extractives as potential woo…
I Jusoh, A Tida Henry, Z Assim, F Badruddin Ahmad, S Ujang
Antifungal Essential Oil Metabolites
2010 - IRG/WP 10-30531
…four bioactive plant essential oils were evaluated for antifungal activity in southern pine treated with those compounds. Purified carvone, citronellol, geraniol, thymol and borneol inhibited growth of Aspergillus niger, Penicillium chrysogenum and Trichoderma viride for 12 weeks at concentrations equal to or…
C A Clausen, B M Woodward, V W Yang
Antifungal Activities of Three Supercritical Fluid Extracted Cedar Oils
2009 - IRG/WP 09-30501
The antifungal activities of three supercritical CO2 (SCC) extracted cedar oils, Port-Orford-cedar (POC) (Chamaecyparis lawsoniana), Alaska yellow cedar (AYC) (Chamaecyparis nootkatensis), and Eastern red cedar (ERC) (Juniperus virginiana L), were evaluated…
Tianchuan Du, T F Shupe, Chung Y Hse
Potential of antifungal and antitermitic activity of several essential oils
2009 - IRG/WP 09-30515
…activity. This paper described the antitermitic and antifungal activity of twenty four essential oils from different plant species. The termicidal activity was carried out with a no-choice test with impregnated filter papers at several concentrations. Screening tests with mycelium of basidiomycete with…
N Amusant, M-F Thévenon, N Leménager, E Wozniak
Antifungal activity of different molecular weights of a biopolymer chitosan against wood decay fungi
2008 - IRG/WP 08-30456
…9.53×105 Dalton for high molecular weight (HMW). In vitro antifungal assay was carried out using of a mycelial radial growth inhibition technique. The results showed that the antifungal activity was increased with a decreasing of the molecular weight and a LMW chitosan was exhibited a high antifungal potency against…
A S O Mohareb, M E I Badawy
Investigation into the antifungal properties of herbal remedies for potential use in the wood preservation industry
2008 - IRG/WP 08-30462
The efficacy of herbal remedies as potential antifungal agents was evaluated against two sapstain and three decay fungi. Sapstain fungi included Sphaeropsis sapinea, and Leptographium procerum, and decay fungi were Oligoporus placenta, Coniophora puteana, and Schizophyllum commune.
Out of six herbal…
D O’Callahan
Antifungal activity of essential oils against common wood degrading/decaying fungi
2008 - IRG/WP 08-30465
…essential oils were screened in nutrient medium for their antifungal activity against 8 common mould, sapstain or decay fungi. Subsequently, one essential oil, eugenol was evaluated for decay resistance in an agar/wood block tests using both unleached and leached cycles with radiata pine sapwood blocks.
During…
T Singh, C Chittenden
Antifungal activity of plant derived extracts against G. trabeum
2007 - IRG/WP 07-30433
While synthetic chemicals have provided excellent protection to woods used in adverse environments, the general public remains interested in naturally derived wood protectants. There are diverse arrays of possible candidates, but many of these compounds are no…
M Maoz, I Weitz, M Blumenfeld, C Freitag, J J Morrell
In vitro antifungal activity of chilli against wood degrading fungi
2006 - IRG/WP 06-10572
…the chilli juice and the oleoresin showed moderate antifungal activity. No growth of the test fungi was observed on plates amended with 50% chilli juice after 3 weeks of incubation. In the presence of 0.1% oleoresins, fungal biomass was reduced by more than half when compared with unamended controls. The…
T Singh, C Chittenden, D Vesentini
Antifungal activity of a stilbene glucoside from the bark of Picea glehnii
2001 - IRG/WP 01-10402
…to more than 10% by the dried weight of the bark. Although antifungal activities of these compounds have been reported, the mechanism of growth inhibition is still unclear. Isorhapontin (5,4'-dihydroxy-3'-methoxystilbene-3-ß-D-glucoside) is the major constituent of the stilbene glucosides in the…
S Shibutani, M Samejima
Antifungal mechanism of dichloro-N-octylisothiazolone
1998 - IRG/WP 98-30183
…potent rapid-acting preservative with a broad spectrum of antifungal and antibacterial activity that is effective at low levels.
J S Chapman, M A Diehl, K B Fearnside, L E Leightley