Matthew Lebar
Food and Feed Safety Research
Chemist
Phone: (504) 286-4321
Fax:
1100 ROBERT E. LEE BLVD
NEW ORLEANS, LA 70179
Publications
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Chemical repertoire and biosynthetic machinery of the Aspergillus flavus secondary metabolome: A review
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Characterization of morphological changes within stromata during sexual reproduction in Aspergillus flavus
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(Peer Reviewed Journal)
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Luis, J.M., Carbone, I., Payne, G.A., Bhatnagar, D., Cary, J.W., Moore, G.G., Lebar, M.D., Wei, Q., Mack, B., Ojiambo, P.S. 2020. Characterization of morphological changes within stromata during sexual reproduction in Aspergillus flavus. Mycologia. https://doi.org/10.1080/00275514.2020.1800361.
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Biosynthesis of conidial and sclerotial pigments in Aspergillus species
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Chang, P.-K., Cary, J.W., Lebar, M.D. 2020. Biosynthesis of conidial and sclerotial pigments in Aspergillus species. Applied Microbiology and Biotechnology. https://doi.org/10.1007/s00253-020-10347-y.
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rmtA-dependent transcriptome and its role in secondary metabolism, environmental stress, and virulence in Aspergillus flavus
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(Peer Reviewed Journal)
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Satterlee, T., Entwistle, S., Yin, Y., Cary, J.W., Lebar, M.D., Losada, L., Calvo, A.M. 2019. rmtA-dependent transcriptome and its role in secondary metabolism, environmental stress, and virulence in Aspergillus flavus. G3, Genes/Genomes/Genetics. 9(12):4087-4096. https://doi.org/10.1534/g3.119.400777.
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The secondary metabolism of Aspergillus flavus: small molecules with diverse biological function
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(Abstract Only)
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Contribution of maize polyamine and amino acid metabolism toward resistance against Aspergillus flavus infection and aflatoxin production
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(Peer Reviewed Journal)
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Majumdar, R., Minocha, R., Lebar, M.D., Rajasekaran, K., Long, S., Carter-Wientjes, C.H., Minocha, S., Cary, J.W. 2019. Contribution of maize polyamine and amino acid metabolism toward resistance against Aspergillus flavus infection and aflatoxin production. Frontiers in Plant Science. 10:692. https://doi.org/10.3389/fpls.2019.00692.
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Identification of a copper-transporting ATPase involved in biosynthesis of A. flavus conidial pigment
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(Peer Reviewed Journal)
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Chang, P.-K., Scharfenstein, L.L., Mack, B.M., Wei, Q., Gilbert, M.K., Lebar, M.D., Cary, J.W. 2019. Identification of a copper-transporting ATPase involved in biosynthesis of A. flavus conidial pigment. Applied Microbiology and Biotechnology. 103:4889-4897. https://doi.org/10.1007/s00253-019-09820-0.
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Targeting polyamine metabolism for control of fungal pathogenesis and increasing host resistance during the maize-Aspergillus flavus interaction
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(Abstract Only)
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The aspergillic acid biosynthetic gene cluster predicts neoaspergillic acid production in Aspergillus section Circumdati
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(Peer Reviewed Journal)
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Lebar, M.D., Mack, B.M., Carter-Wientjes, C.H., Gilbert, M.K. 2019. The aspergillic acid biosynthetic gene cluster predicts neoaspergillic acid production in Aspergillus section Circumdati. World Mycotoxin Journal. 12(3):213-222. https://doi.org/10.3920/WMJ2018.2397.
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Aspergillus flavus secondary metabolites and their roles in fungal development, survival and virulence
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(Abstract Only)
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Host-induced silencing of Aspergillus flavus genes to control preharvest aflatoxin contamination in maize
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(Abstract Only)
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The role of extrolites secreted by nonaflatoxigenic Aspergillus flavus in biocontrol efficacy
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(Peer Reviewed Journal)
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Moore, G.G., Lebar, M.D., Carter-Wientjes, C.H. 2018. The role of extrolites secreted by nonaflatoxigenic Aspergillus flavus in biocontrol efficacy. Journal of Applied Microbiology. 126:1257-1264. https://doi.org/10.1111/jam.14175.
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Contribution of maize polyamine and amino acid metabolism towards resistance against Aspergillus flavus infection and aflatoxin production
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(Abstract Only)
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Whole genome comparison of Aspergillus flavus L-morphotype strain NRRL 3357 (type) and S-morphotype strain AF70
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(Peer Reviewed Journal)
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Gilbert, M.K., Mack, B.M., Moore, G.G., Downey, D.L., Lebar, M.D., Joarder, V., Losada, L., Yu, J., Nierman, W.C., Bhatnagar, D. 2018. Whole genome comparison of Aspergillus flavus L-morphotype strain NRRL 3357 (type) and S-morphotype strain AF70. PLoS One. 13(7):e0199169. https://doi.org/10.1371/journal.pone.0199169.
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Identification and functional analysis of the aspergillic acid gene cluster in Aspergillus flavus
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(Peer Reviewed Journal)
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Lebar, M.D., Cary, J.W., Majumdar, R., Carter-Wientjes, C.H., Mack, B.M., Wei, Q., Uka, V., De Saeger, S., Diana Di Mavungu, J. 2018. Identification and functional analysis of the aspergillic acid gene cluster in Aspergillus flavus. Fungal Genetics and Biology. 116:14-23.
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Aspergillus flavus secondary metabolites: more than just aflatoxins
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Cary, J.W., Gilbert, M.K., Lebar, M.D., Majumdar, R., Calvo, A.M. 2018. Aspergillus flavus secondary metabolites: more than just aflatoxins. Food Safety. 6(1):7-32. https://doi.org/10.14252/foodsafetyfscj.2017024.
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RNA interference-based silencing of the alpha-amylase (amy1) gene in Aspergillus flavus decreases fungal growth and aflatoxin production in maize kernels
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(Peer Reviewed Journal)
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Gilbert, M.K., Majumdar, R., Rajasekaran, K., Chen, Z.-Y., Wei, Q., Sickler, C.M., Lebar, M.D., Cary, J.W., Frame, B.R., Wang, K. 2018. RNA interference-based silencing of the alpha-amylase (amy1) gene in Aspergillus flavus decreases fungal growth and aflatoxin production in maize kernels. Planta. 247:1465–1473. https://doi.org/10.1007/s00425-018-2875-0.
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The Aspergillus flavus spermidine synthase (spds) gene, is required for normal development, aflatoxin production, and pathogenesis during infection of maize kernels
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(Peer Reviewed Journal)
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Majumdar, R., Lebar, M.D., Mack, B.M., Minocha, R., Minocha, S., Carter-Wientjes, C.H., Sickler, C.M., Rajasekaran, K., Cary, J.W. 2018. The Aspergillus flavus spermidine synthase (spds) gene, is required for normal development, aflatoxin production, and pathogenesis during infection of maize kernels. Frontiers in Plant Science. 9:317. https://doi.org/10.3389/fpls.2018.00317.
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Carbon dioxide mediates the response to temperature and water activity levels in Aspergillus flavus during infection of maize kernels
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(Peer Reviewed Journal)
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Gilbert, M.K., Medina, A., Mack, B.M., Lebar, M.D., Rodriguez, A., Bhatnagar, D., Magan, N., Obrian, G., Payne, G. 2018. Carbon dioxide mediates the response to temperature and water activity levels in Aspergillus flavus during infection of maize kernels. Toxins. 10(1):5. https://doi.org/10.3390/toxins10010005.
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The Aspergillus flavus homeobox gene, hbx1, is required for development and aflatoxin production
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(Peer Reviewed Journal)
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Cary, J.W., Harris-Coward, P.Y., Scharfenstein, L.L., Mack, B.M., Chang, P.-K., Wei, Q., Lebar, M.D., Carter-Wientjes, C.H., Majumdar, R., Mitra, C., Banerjee, S., Chanda, A. 2017. The Aspergillus flavus homeobox gene, hbx1, is required for development and aflatoxin production. Toxins. 9(10):315. https://doi.org/10.3390/toxins9100315.
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The pathogenesis-related maize seed (PRms) gene plays a role in resistance to Aspergillus flavus infection and aflatoxin contamination
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(Peer Reviewed Journal)
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Majumdar, R., Rajasekaran, K., Sickler, C.M., Lebar, M.D., Musungu, B.M., Fakhoury, A.M., Payne, G.A., Geisler, M., Carter-Wientjes, C.H., Wei, Q., Bhatnagar, D., Cary, J.W. 2017. The pathogenesis-related maize seed (PRms) gene plays a role in resistance to Aspergillus flavus infection and aflatoxin contamination. Frontiers in Plant Science. 8:1758. https://doi.org/10.3389/fpls.2017.01758.
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Effect of water activity, temperature, and carbon dioxide on the Aspergillus flavus transcriptome and aflatoxin B1 production
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Gilbert, M.K., Medina-Vaya, A., Mack, B.M., Lebar, M.D., Rodriguez, A., Bhatnagar, D., Magan, N., Obrian, G., Payne, G. 2017. Effect of water activity, temperature, and carbon dioxide on the Aspergillus flavus transcriptome and aflatoxin B1 production. National Center for Biotechnology Information (NCBI). Accession: PRJNA380582.
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