Search Results - "Keller, N. P"

Morphological Transitions Governed by Density Dependence and Lipoxygenase Activity in Aspergillus flavus by HOROWITZ BROWN, S, ZARNOWSKI, R, SHARPEE, W. C, KELLER, N. P

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Diversity of Secondary Metabolism in Aspergillus nidulans Clinical Isolates by Drott, M T, Bastos, R W, Rokas, A, Ries, L N A, Gabaldón, T, Goldman, G H, Keller, N P, Greco, C

“…The filamentous fungus has been a primary workhorse used to understand fungal genetics. Much of this work has focused on elucidating the genetics of…”
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Aspergillus Mycoviruses Are Targets and Suppressors of RNA Silencing by Hammond, T M, Andrewski, M D, Roossinck, M J, Keller, N P

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RNA Silencing in Aspergillus nidulans Is Independent of RNA-Dependent RNA Polymerases by Hammond, T. M, Keller, N. P

“…The versatility of RNA-dependent RNA polymerases (RDRPs) in eukaryotic gene silencing is perhaps best illustrated in the kingdom Fungi. Biochemical and genetic…”
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Twenty-five coregulated transcripts define a sterigmatocystin gene cluster in Aspergillus nidulans by Brown, D.W. (Texas AandM University, College Station, TX.), Yu, J.H, Kelkar, H.S, Fernandes, M, Nesbitt, T.C, Keller, N.P, Adams, T.H, Leonard, T.J

“…Sterigmatocystin (ST) and the aflatoxins (AFs), related fungal secondary metabolites, are among the most toxic, mutagenic, and carcinogenic natural products…”
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RNA Silencing Gene Truncation in the Filamentous Fungus Aspergillus nidulans by Hammond, T M, Bok, J W, Andrewski, M D, Reyes-Domínguez, Y, Scazzocchio, C, Keller, N P

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Aspergillus has distinct fatty acid synthases for primary and secondary metabolism by Brown, D.W. (Texas AandM University, College Station, TX.), Adams, T.H, Keller, N.P

“…Aspergillus nidulans contains two functionally distinct fatty acid syntheses (FASs): one required for primary fatty acid metabolism (FAS) and the other…”
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Seed lipoxygenase products modulate Aspergillus mycotoxin biosynthesis by BUROW, G. B, NESBITT, T. C, DUNLAP, J, KELLER, N. P

“…Oilseed crops are frequently subject to contamination by mycotoxins produced by Aspergillus spp., particularly aflatoxin (AF) and to a lesser extent…”
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Sporogenic effect of polyunsaturated fatty acids on development of Aspergillus spp by Calvo, A.M, Hinze, L.L, Gardner, H.W, Keller, N.P

“…Aspergillus spp. are frequently occurring seed-colonizing fungi that complete their disease cycles through the development of asexual spores, which function as…”
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Cultivar-dependent expression of a maize lipoxygenase responsive to seed infesting fungi by WILSON, Richard A, GARDNER, Harold W, KELLER, Nancy P

“…Maize kernels are highly susceptible to Aspergillus spp. infection and aflatoxin (AF) contamination. Fatty acid signaling molecules appear to mediate the…”
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pH regulation of sterigmatocystin and aflatoxin biosynthesis in Aspergillus spp by KELLER, N. P, NESBITT, C, SARR, B, PHILLIPS, T. D, BUROW, G. B

“…ABSTRACT Aflatoxin (AF) and sterigmatocystin (ST) are toxic secondary metabolites produced by the same biochemical pathway found in several Aspergillus spp…”
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Aspergillus nidulans verA is required for production of the mycotoxin sterigmatocystin by Keller, N.P, Kantz, N.J, Adams, T.H

“…Aspergillus nidulans produces the carcinogenic mycotoxin sterigmatocystin (ST), the next-to-last precursor in the aflatoxin (AF) biosynthetic pathway found in…”
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LaeA, a Regulator of Secondary Metabolism in Aspergillus spp by Bok, Jin Woo, Keller, Nancy P

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Development of an Arabidopsis thaliana-based bioassay for investigating seed colonization by mycotoxigenic Aspergillus species by Hammond, T.M, Tsitsigiannis, D.I, Keller, N.P

“…Seeds of Arabidopsis thaliana are hosts for three mycotoxin-producing Aspergillus species, A. flavus, A. nidulans and A. parasiticus, enabling an…”
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Cloning and characterization of a cDNA from Aspergillus parasiticus encoding an O-methyltransferase involved in aflatoxin biosynthesis by Yu, J, Cary, J.W, Bhantnagar, D, Cleveland, T.E, Keller, N.P, Chu, F.S

“…Aflatoxins are polyketide-derived secondary metabolites produced by the fungi Aspergillus flavus and Aspergillus parasiticus. Among the catalytic steps in the…”
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stcS, a putative P-450 monooxygenase, is required for the conversion of versicolorin A to sterigmatocystin in Aspergillus nidulans by KELLER, N. P, SEGNER, S, DEEPAK BHATNAGAR, ADAMS, T. H

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Relationship between Secondary Metabolism and Fungal Development by CALVO, Ana M, WILSON, Richard A, JIN WOO BOK, KELLER, Nancy P

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Genetic Involvement of a cAMP-Dependent Protein Kinase in a G Protein Signaling Pathway Regulating Morphological and Chemical Transitions in Aspergillus nidulans by Shimizu, Kiminori, Keller, Nancy P

“…In the filamentous fungus Aspergillus nidulans, a heterotrimeric G protein alpha-subunit and an RGS domain protein, encoded by fadA and flbA, respectively,…”
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Aspergillus nidulans stcP encodes an O-methyltransferase that is required for sterigmatocystin biosynthesis by KELKAR, H. S, KELLER, N. P, ADAMS, T. H

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The Lipid Body Protein, PpoA, Coordinates Sexual and Asexual Sporulation in Aspergillus nidulans by Tsitsigiannis, Dimitrios I., Zarnowski, Robert, Keller, Nancy P.

“…The coexistence of sexual and asexual reproductive cycles within the same individual is a striking phenomenon in numerous fungi. In the fungus Aspergillus…”
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