INVESTIGADORES
PONSONE maria Lorena
artículos
Título:
Occurrence of ochratoxin A-producing fungi in commercial corn kernels in Argentina
Autor/es:
CARINA MAGNOLI; CAROLINA HALLAK; ANDREA ASTORECA; LORENA PONSONE; STELLA CHIACCHIERA; ANA DALCERO
Revista:
MYCOPATHOLOGIA
Editorial:
Springer
Referencias:
Año: 2006 vol. 161 p. 53 - 58
ISSN:
0301-486X
Resumen:
Potentially ochratoxigenic Aspergillus and Penicillium species were identified and the natural occurrence of
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by Aspergillus
Aspergillus and Penicillium species were identified and the natural occurrence of
ochratoxin A (OTA) in corn kernels was evaluated. Likewise, the capacity to produce OTA by AspergillusAspergillus
section Nigri and Circumdati was investigated. A total of 50 corn samples for human consumption was
collected in the south of Co´ rdoba Province. The surface-disinfected method for mycobiota determination
was used. The OTA detection was performed by HPLC. OTA production was tested in strains belonging to
section Nigri and Circumdati. Statistical analysis demonstrated that the specie A. flavus was isolated in
higher frequency (p<0.01) from corn kernels in DRBC and DG18 media. The percentage of corn kernels
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
higher frequency (p<0.01) from corn kernels in DRBC and DG18 media. The percentage of corn kernels
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
higher frequency (p<0.01) from corn kernels in DRBC and DG18 media. The percentage of corn kernels
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. niger var. niger was similar in DRBC and DG18 media. The frequency of grains
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and A. japonicus
contaminated by A. flavus and A. niger var. awamori was higher than A. niger var. niger and