Search Results - "Stockenström, Sonja"

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  1. 1

    Worldwide survey of fumonisin contamination of corn and corn-based products by Shephard, G.S. (Medical Research Council, Tygerberg, South Africa.), Thiel, P.G, Stockenstrom, S, Sydenham, E.W

    Published in Journal of AOAC International (01-05-1996)
    “…As part of a comprehensive risk assessment study for fumonisins, reliable data on exposure of populations to these dietary toxins must be obtained. To assess…”
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  2. 2

    Potential of Alkaline Hydrolysis for the Removal of Fumonisins from Contaminated Corn by Sydenham, Eric W, Stockenstrom, Sonja, Thiel, Pieter G, Shephard, Gordon S, Koch, Klaus R, Marasas, Walter F. O

    Published in Journal of agricultural and food chemistry (01-05-1995)
    “…Studies have shown that fumonisin B sub(1) (FB sub(1)) may undergo alkaline hydrolysis to yield its aminopentol (AP sub(1)) and tricarballylic acid moieties…”
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  3. 3

    HPLC-DAD method for the determination of patulin in dried apple rings by Katerere, David R., Stockenström, Sonja, Shephard, Gordon S.

    Published in Food control (01-04-2008)
    “…Patulin is an important mycotoxin in apples and apple products and it is also a marker of quality in the apple and apple juice industry. Numerous methods are…”
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  4. 4

    Degradation of microcystin toxins in a falling film photocatalytic reactor with immobilized titanium dioxide catalyst by Shephard, Gordon S., Stockenström, Sonja, de Villiers, David, Engelbrecht, Willem J., Wessels, Gabriël F.S.

    Published in Water research (Oxford) (2002)
    “…The increasing incidence of algal blooms in fresh water supplies and the consequent possibility of cyanobacterial microcystin contamination of potable water is…”
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  5. 5

    Determination of patulin in apple juice: comparative evaluation of four analytical methods by Katerere, D.R, Stockenstrom, S, Balducci, G, Shephard, G.S

    Published in Journal of AOAC International (2007)
    “…The performance of 4 purification methods for the analysis of patulin in apple juice was evaluated by high-performance liquid chromatography (HPLC). Samples…”
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  6. 6

    Quantitation of Ochratoxin A in South African Wines by Shephard, Gordon S, Fabiani, Alessandra, Stockenström, Sonja, Mshicileli, Ndumiso, Sewram, Vikash

    Published in Journal of agricultural and food chemistry (12-02-2003)
    “…The natural occurrence of the carcinogenic mycotoxin ochratoxin A (OTA) in wines sold in local retail outlets in South Africa and Italy was investigated by…”
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  7. 7

    Fumonisin contamination of commercial corn-based human foodstuffs by Sydenham, Eric W, Shephard, Gordon S, Thiel, Pieter G, Marasas, Walter F. O, Stockenstrom, Sonja

    Published in Journal of agricultural and food chemistry (01-11-1991)
    “…Corn-based human foodstuffs from retail outlets in five countries were analyzed for fumonisin B1 (FB1) and fumonisin B2 (FB2). The highest mean concentrations…”
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  8. 8

    Liquid chromatographic determination of fumonisins B1, B2, and B3 in corn: AOAC-IUPAC collaborative study by Sydenham, E.W. (Medical Research Council, Tygerberg, South Africa.), Shephard, G.S, Thiel, P.G, Stockenstrom, S, Snijman, P.W, Van Schalkwyk, D.J

    Published in Journal of AOAC International (01-05-1996)
    “…A liquid chromatographic (LC) method for simultaneous determination of fumonisins B1 (FB1), B2 (FB2), and B3 (FB3) in corn was subjected to a collaborative…”
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  9. 9

    Duckling toxicity and the production of fumonisin and moniliformin by isolates in the A and F mating populations of Gibberella fujikuroi (Fusarium moniliforme) by Leslie, J.F. (Kansas State University, Manhattan, KS.), Marasas, W.F.O, Shephard, G.S, Sydenham, E.W, Stockenstrom, S, Thiel, P.G

    Published in Applied and environmental microbiology (01-04-1996)
    “…Two biological species of Gibberella fujikuroi (A and F mating populations) share the Fusarium moniliforme anamorph. Twenty strains of each of these biological…”
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  10. 10

    Production of Fumonisin B Analogues and Related Compounds by Fusarium globosum, a Newly Described Species from Corn by Sydenham, Eric W, Shephard, Gordon S, Stockenström, Sonja, Rheeder, John P, Marasas, Walter F. O, van der Merwe, Marthinus J

    Published in Journal of agricultural and food chemistry (01-10-1997)
    “…Fusarium globosum Rheeder, Marasas et Nelson is a recently described species originally isolated from corn kernels harvested in the Transkei region of South…”
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  11. 11

    Fumonsin B1, B2, and B3 content of commercial unprocessed maize imported into South Africa from Argentina and the USA during 1992 by Stockenström, S, Sydenham, E W, Shephard, G S

    Published in Food additives and contaminants (01-08-1998)
    “…The widespread occurrence of F. moniliforme and the toxic effects of its secondary metabolites, the fumonisins B1(FB1), B2(FB2) and B3(FB3), make it imperative…”
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