Items where Author is "Fletcher, Mary T."

Article

Loh, Z. H., Hungerford, N. L., Ouwerkerk, D., Klieve, A. V. and Fletcher, M. T. (2025) Abiotic Degradation of the Toxin Simplexin by Soil Collected from a Pimelea-Infested Paddock. Toxins, 17 (3). p. 124. https://doi.org/10.3390/toxins17030124

Hungerford, N. L., Ouwerkerk, D., Gilbert, R. A., Loh, Z. H., Gordon, R. J., Silva, L. F. P. and Fletcher, M. T. (2024) A Feeding Trial to Investigate Strategies to Mitigate the Impacts of Pimelea Poisoning in Australian Cattle. Journal of Agricultural and Food Chemistry, 72 (28). pp. 15572-15585. https://doi.org/10.1021/acs.jafc.4c02082

Zhou, Y., Roseli, R. B., Hungerford, N. L., Fletcher, M. T., Ouwerkerk, D., Gilbert, R. A. and Krenske, E. H. (2024) Binding of the plant-derived toxin simplexin to bovine protein kinase C: insights from molecular dynamics. Organic & Biomolecular Chemistry, 22 (14). pp. 2863-2876. https://doi.org/10.1039/D4OB00065J

Danladi, M. M.A., Ogbonna, C. I. C., Ogbonna, A. I., Giles, C., Fletcher, M. T. and Akinsanmi, O. A. (2023) Fungal composition, quantification of mycotoxins and enzyme activity in processed Solanum tuberosum Linn (Potato) products stored at different relative humidity. Journal of Applied Microbiology, 134 (12), lxad266. https://doi.org/10.1093/jambio/lxad266

Loh, Z. H., Hungerford, N. L., Ouwerkerk, D., Klieve, A. V. and Fletcher, M. T. (2023) Identification of Acid Hydrolysis Metabolites of the Pimelea Toxin Simplexin for Targeted UPLC-MS/MS Analysis. Toxins, 15 (9). p. 551. https://doi.org/10.3390/toxins15090551

Zawawi, N., Zhang, J., Hungerford, N. L., S. A. Yates, H., Webber, D. C., Farrell, M., Tinggi, U., Bhandari, B. and Fletcher, M. T. (2022) Unique physicochemical properties and rare reducing sugar trehalulose mandate new international regulation for stingless bee honey. Food Chemistry . p. 131566. https://doi.org/10.1016/j.foodchem.2021.131566

Yuan, Y., Gauthier, E., Ouwerkerk, D., Fletcher, M. T. and Laycock, B. (2022) Unravelling biodegradation and toxin release kinetics of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)-based biocomposites in a simulated rumen environment: A preliminary study. Sustainable Materials and Technologies, 33 . e00498. https://doi.org/10.1016/j.susmat.2022.e00498

Gilbert, R. A., Netzel, G., Chandra, K., Ouwerkerk, D. and Fletcher, M. T. (2021) Degradation of the Indospicine Toxin from Indigofera spicata by a Mixed Population of Rumen Bacteria. Toxins, 13 (6). https://doi.org/10.3390/toxins13060389

Yuan, Y., Hungerford, N. L., Gauthier, E., Ouwerkerk, D., Yong, K. W. L., Fletcher, M. T. and Laycock, B. (2021) Extraction and determination of the Pimelea toxin simplexin in complex plant-polymer biocomposites using ultrahigh-performance liquid chromatography coupled with quadrupole Orbitrap mass spectrometry. Analytical and Bioanalytical Chemistry, 413 . pp. 5121-5133. https://doi.org/10.1007/s00216-021-03475-5

Hungerford, N. L., Fletcher, M. T., Tsai, H. H., Hnatko, D., Swann, L. J., Kelly, C. L., Anuj, S. R., Tinggi, U., Webber, D. C., Were, S. T. and Tan, B. L. L. (2021) Occurrence of environmental contaminants (pesticides, herbicides, PAHs) in Australian/Queensland Apis mellifera honey. Food Additives & Contaminants: Part B . pp. 1-13. https://doi.org/10.1080/19393210.2021.1914743

Huang, L., Yong, K. W. L., Fernando, W. C., Carpinelli de Jesus, M., De Voss, J. J., Sultanbawa, Y. and Fletcher, M. T. (2021) The Inactivation by Curcumin-Mediated Photosensitization of Botrytis cinerea Spores Isolated from Strawberry Fruits. Toxins, 13 (3). https://doi.org/10.3390/toxins13030196

Fletcher, M. T., Hungerford, N. L., Webber, D. C., Carpinelli de Jesus, M., Zhang, J., Stone, I. S. J., Blanchfield, J. T. and Zawawi, N. (2020) Stingless bee honey, a novel source of trehalulose: a biologically active disaccharide with health benefits. Scientific Reports, 10 (1). p. 12128. https://doi.org/10.1038/s41598-020-68940-0

Loh, Z. H., Ouwerkerk, D., Klieve, A. V., Hungerford, N. L. and Fletcher, M. T. (2020) Toxin Degradation by Rumen Microorganisms: A Review. Toxins, 12 (10). https://doi.org/10.3390/toxins12100664

Chowdhury, S. A., Anuj, S. R., Carter, J. F., Hungerford, N. L., Webber, D. C., Sultanbawa, Y. and Fletcher, M. T. (2019) A New Method for the Authentication of Australian Honey. Proceedings, 36 (1). p. 112. https://doi.org/10.3390/proceedings2019036112

Gordon, R. J., Hungerford, N. L., Laycock, B., Ouwerkerk, D. and Fletcher, M. T. (2019) Adsorbents for the Sequestration of the Pimelea Toxin, Simplexin. Proceedings, 36 (1). p. 90. https://doi.org/10.3390/proceedings2019036090

Hungerford, N. L., Tan, B. L. L., Tinggi, U., Zawawi, N., Farrell, M., Tsai, H. H., Hnatko, D., Swann, L. J., Kelly, C. L., R. Anuj, S., Webber, D. C., Were, S. T. and Fletcher, M. T. (2019) Analysis of Environmental Contaminants in Australian Honey and Comparison to Stingless Bee Honey from Queensland and Malaysia. Proceedings, 36 (1). p. 101. https://doi.org/10.3390/proceedings2019036101

Sultan, S., Giles, C., Netzel, G., Osborne, S. A., Netzel, M. E. and Fletcher, M. T. (2018) Release of Indospicine from Contaminated Camel Meat following Cooking and Simulated Gastrointestinal Digestion: Implications for Human Consumption. Toxins (Basel), 10 (9). https://doi.org/10.3390/toxins10090356

Fletcher, M. T., Reichmann, K. G., Ossedryver, S. M., McKenzie, R.A., Carter, P. D. and Blaney, B. J. (2016) Accumulation and depletion of indospicine in calves (Bos taurus) fed creeping indigo (Indigofera spicata). Animal Production Science, 58 . pp. 568-576. https://doi.org/10.1071/AN16394

Tan, E. T. T., Al Jassim, R., Cawdell-Smith, A. J., Ossedryver, S. M., D'Arcy, B. R. and Fletcher, M. T. (2016) Accumulation, persistence and effects of indospicine residues in camels fed Indigofera plant. Journal of Agricultural and Food Chemistry . https://doi.org/10.1021/acs.jafc.6b02707

Shar, Z. H., Fletcher, M. T., Sumbal, G. A., Sherazi, S. T. H., Giles, C., Bhanger, M. I. and Nizamani, S. M. (2016) Banana peel: an effective biosorbent for aflatoxins. Food Additives and Contaminants - Part A Chemistry, Analysis, Control, Exposure and Risk Assessment, 33 (5). pp. 849-860. https://doi.org/10.1080/19440049.2016.1175155

Falade, T. D.O., Syed MohdHamdan, S. H., Sultanbawa, Y., Fletcher, M. T., Harvey, J. J.W., Chaliha, M. and Fox, G. P. (2016) In vitro experimental environments lacking or containing soil disparately affect competition experiments of Aspergillus flavus and co-occurring fungi in maize grains. Food Additives & Contaminants: Part A . https://doi.org/10.1080/19440049.2016.1198048

Temba, B. A., Fletcher, M. T., Fox, G. P., Harvey, J. J. W. and Sultanbawa, Y. (2016) Inactivation of Aspergillus flavus spores by curcumin-mediated photosensitization. Food Control, 59 . pp. 708-713. https://doi.org/10.1016/j.foodcont.2015.06.045

Tan, E. T. T., Materne, C., Silcock, R., D'Arcy, B. R., Al Jassim, R. and Fletcher, M. T. (2016) Seasonal and Species Variation of the Hepatotoxin Indospicine in Australian Indigofera Legumes as Measured by UPLC−MS/MS. Journal of Agricultural and Food Chemistry . https://doi.org/10.1021/acs.jafc.6b02437

Tan, E. T. T., Yong, K. W. L., Wong, S.-H., D’Arcy, B. R., Al Jassim, R., De Voss, J. J. and Fletcher, M. T. (2016) Thermo-alkaline Treatment as a Practical Degradation Strategy To Reduce Indospicine Contamination in Camel Meat. Journal of Agricultural and Food Chemistry, 64 (44). pp. 8447-8453. https://doi.org/10.1021/acs.jafc.6b03499

Fletcher, M. T., Chow, S. and Ossedryver, S. M. (2014) Effect of Increasing Low Dose Simplexin Exposure in Cattle consuming Pimelia trychostachya. Journal of Agricultural and Food Chemistry, 62 (30). pp. 7402-7406. https://doi.org/10.1021/jf5005644

Woolford, L., Fletcher, M. T. and Boardman, W. S. J. (2014) Suspected Pyrrolizidine Alkaloid Hepatotoxicosis in Wild Southern Hairy-Nosed Wombats (Lasiorhinus latifrons). Journal of Agricultural and Food Chemistry, 62 (30). p. 7413. https://doi.org/10.1021/jf405811n

Ossedryver, S. M., Baldwin, G.I., Stone, B.M., McKenzie, R.A., van Eps, A.W., Murray, S. and Fletcher, M. T. (2013) Indigofera spicata (creeping indigo) poisoning of three ponies. Australian Veterinary Journal, 91 (4). pp. 143-149. https://doi.org/10.1111/avj.12032

Schwartz, B. D., Booth, Y. K., Fletcher, M. T., Kitching, W. and De Voss, J. J. (2010) Spiroacetal biosynthesis in fruit flies is complex: Distinguishable origins of the same major spiroacetal released by different Bactrocera spp. Chemical Communications, 46 . pp. 1526-1528. https://doi.org/10.1039/B917977A

Hayes, P. Y., Chow, S., Somerville, M. J., De Voss, J. J. and Fletcher, M. T. (2009) Pimelotides A and B, diterpenoid ketal-lactone orthoesters with an unprecedented skeleton from Pimelea elongata. Journal of Natural Products, 72 (12). pp. 2081-2083. https://doi.org/10.1021/np900573k

Booth, Y. K., Schwartz, B. D., Fletcher, M. T., Lambert, L. K., Kitching, W. and De Voss, J. J. (2006) A diverse suite of spiroacetals, including a novel branched representative, is released by female Bactrocera tryoni (Queensland fruit fly). Chemical Communications (38). pp. 3975-3977. https://doi.org/10.1039/B611953K

Chow, S., Fletcher, M. T., Lambert, L. K., Gallagher, O. P., Moore, C. J., Cribb, B. W., Allsopp, P. G. and Kitching, W. (2005) Novel Cuticular Hydrocarbons from the Cane Beetle Antitrogus parvulus4,6,8,10,16-Penta- and 4,6,8,10,16,18-HexamethyldocosanesUnprecedented anti-anti-anti-Stereochemistry in the 4,6,8,10-Methyltetrad. Journal of Organic Chemistry, 70 (5). pp. 1808-1827. https://doi.org/10.1021/jo0481093

Schwartz, B. D., McErlean, C. S.P., Fletcher, M. T., Mazomenos, B. E., Konstantopoulou, M. A., Kitching, W. and De Voss, J. J. (2005) Spiroacetal Biosynthesis:  (±)-1,7-Dioxaspiro[5.5]undecane in Bactrocera cacuminata and Bactrocera oleae (Olive Fruit Fly). Organic Letters, 7 (6). pp. 1173-1176. https://doi.org/10.1021/ol050143w

McErlean, C. S.P., Fletcher, M. T., Wood, B. J., De Voss, J. J. and Kitching, W. (2002) Monooxygenase Stereoselectivity in the Biosynthesis of Stereoisomeric Spiroacetals in the Cucumber Fly, Bactrocera cucumis. Organic Letters, 4 (16). pp. 2775-2778. https://doi.org/10.1021/ol0263090

Fletcher, M. T., Mazomenos, B. E., Georgakopoulos, J. H., Konstantopoulou, M. A., Wood, B. J., De Voss, J. J. and Kitching, W. (2002) Sex pheromone biosynthesis in the female olive fruit-fly. Double labelling from [18O2]-dioxygen into 1,7-dioxaspiro[5.5]undecane. Chemical Communications (12). pp. 1302-1303. https://doi.org/10.1039/B202697J

Fletcher, M. T., McGrath, M.J., König, W. A., Moore, C.J., Cribb, B.W., Allsopp, P.G. and Kitching, W. (2001) A novel group of allenic hydrocarbons from five Australian (Melolonthine) beetles. Chemical Communications (10). pp. 885-886. https://doi.org/10.1039/B101801I

Hayes, P., Fletcher, M. T., Moore, C.J. and Kitching, W. (2001) Synthesis and absolute stereochemistry of a constitutionally new spiroacetal from an insect. Journal of Organic Chemistry, 66 (7). pp. 2530-2533. https://doi.org/10.1021/jo015502p

Tu, Y. Q., Hübener, A., Zhang, H., Moore, C. J., Fletcher, M. T., Hayes, P., Dettner, K., Francke, W., McErlean, C.S.P. and Kitching, W. (2000) Synthesis and stereochemistry of insect derived spiroacetals with branched carbon skeletons. Synthesis (13). pp. 1956-1978.

Hungerford, N. L., Hübener, A., Fletcher, M. T., De Voss, J. J., Kitching, W., Mazomenos, B. E., Konstantopoulou, M. A., Krokos, F. D., Haniotakis, G. E., and Moore, C. J. (1998) Biogenesis of sex pheromones in the female olive fruit-fly. Chemical Communications (8). pp. 863-864. https://doi.org/10.1039/A800691A

Fletcher, M. T., Moore, C. J. and Kitching, W. (1997) Absolute configuration of sordidin and 7-episordidin emitted by the Banana Weevil, Cosmopolites sordidus. Tetrahedron Letters, 38 (19). pp. 3475-3476. https://doi.org/10.1016/S0040-4039(97)00659-X

Zhang, H., Fletcher, M. T., Avery, J. W. and Kitching, W. (1997) A suite of odd and even carbon-numbered spiroacetals in Bactrocera latifrons. Synthesis and stereochemistry. Tetrahedron Letters, 38 (19). pp. 3477-3478. https://doi.org/10.1016/S0040-4039(97)00660-6

Conference or Workshop Item

Loh, Z. H., Hungerford, N. L., Ouwerkerk, D., Klieve, A. V. and Fletcher, M. T. (2022) Effects of adsorbents and probiotics in mitigating simplexin poisoning effects in cattle fed Pimelea. In: Australian Association of Animal Sciences 34th Biennial Conference 2022, 5–7 July 2022, Cairns, Queensland.

Ouwerkerk, D., Gauthier, E., Yuan, Y., Costa, D. F. A., Laycock, B. and Fletcher, M. T. (2022) In vivo rumen microbial degradation of polyhydroxyalkanoate biopolymers. In: Australian Association of Animal Sciences 34th Biennial Conference 2022, 5–7 July 2022, Cairns, Queensland.

Ouwerkerk, D., Gilbert, R. A., Gravel, J. L., Maguire, A. J., Minchin, C. M., Hungerford, N. L., Loh, Z. H. and Fletcher, M. T. (2021) Enriching for rumen bacteria to degrade the Pimelea plant toxin simplexin, in an anaerobic in vitro fermenter. In: 33rd Australian Association of Animal Sciences Conference, 1-3 February 2021, Fremantle, Western Australia.

Sultan, S., Giles, C., Netzel, G., Osborne, S., Netzel, M. and Fletcher, M. T. (2016) Effect of thermal processing on indospicine residues in meat and its digestive fate in the human gastrointestinal tract in vitro. In: International Conference on Global Trends in Safe & Healthy Food, Faisalabad, Pakistan.

Fletcher, M. T., Chow, K.Y.S., Silcock, R. G. and Milson, J. (2011) LC/MS/MS analysis of the daphnane orthoester simplexin in poisonous Pimelea species of Australian rangelands. In: 8th International Symposium on Poisonous Plants (ISOPP8), May 2009, Joao Pessoa, Paraiba, Brazil.. https://doi.org/10.1079/9781845938338.0550