Paper · 1975 · Applied Microbiology

Mycotoxin-Producing Potential of Mold Flora of Dried Beans

P. B. Mislivec; C. T. Dieter; V. R. Bruce

14
claims
27
verbatim quotes
32
citations
2
research areas
✓
Open access

Abstract

To evaluate the potential for mycotoxin production by molds in dried beans, the mold flora of 114 samples was determined both before and after surface disinfection of the beans with 5% NaOCl. Surface disinfection substantially reduced mold incidence, indicating that contamination was mainly on the surface. The flora, both before and after disinfection, was dominated by species of the Aspergillus glaucus group, the toxicogenic species A. ochraceus, Penicillium cyclopium, and P. viridicatum, and species of Alternaria, Cladosporium, and Fusarium. The toxicogenic species Aspergillus flavis, A. versicolor, Penicillium citrinum, P. expansum, P. islandicum, and P. urticae were encountered less frequently. Of 209 species of Aspergillus and Penicillium screened for mycotoxin production on sterile rice substrate, 114 produced one or more of the following mycotoxins: A. flavus, aflatoxins; A. ochraceus, ochratoxins; A. nidulans, A. unguis, and A. versicolor, sterigmatocystin; P. cyclopium, penicillic acid; P. citrinum and P. viridicatum, citrinin; P. urticae, patulin and griseofulvin. Sterigmatocystin production by A. unguis is reported for the first time.

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Claims 14

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Surface disinfection reduced mold incidence on dried beans.

Taxon
Dried Beanst0
Treatment
Surface disinfectione0
Interactor
molde0pathogen
Outcome
mold incidencee0
Direction
reducede0

Not reportedComparator

Verbatim

e0

“Surface disinfection substantially reduced mold incidence, indicating that contamination was mainly on the surface.”

✓ located verbatim in the source · abstract, characters 192–307 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Bean mold contamination was mainly on the surface.

Taxon
Dried Beanst0
Interactor
molde0pathogen
Outcome
contamination was mainly on the surfacee0

Verbatim

e0

“Surface disinfection substantially reduced mold incidence, indicating that contamination was mainly on the surface.”

✓ located verbatim in the source · abstract, characters 192–307 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The mold flora of dried beans was dominated by Aspergillus glaucus group species, A. ochraceus and Penicillium cyclopium.

Taxon
Dried Beanst0
Interactor
Aspergillus glaucus groupAspergillus glaucuse0pathogen
Outcome
florae0
Direction
dominatede0
Qualifier
A. ochraceus, Penicillium cyclopiume0

Verbatim

e0

“The flora, both before and after disinfection, was dominated by species of the Aspergillus glaucus group, the toxicogenic species A. ochraceus, Penicillium cyclopium, and P. viridicatum, and species of Alternaria, Cladosporium, and Fusarium.”

✓ located verbatim in the source · abstract, characters 308–549 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

P. viridicatum, Alternaria, Cladosporium and Fusarium also dominated the bean mold flora.

Taxon
Dried Beanst0
Interactor
P. viridicatumPenicillium viridicatume0pathogen
Outcome
florae0
Direction
dominatede0
Qualifier
Alternaria, Cladosporium, and Fusariume0

Verbatim

e0

“The flora, both before and after disinfection, was dominated by species of the Aspergillus glaucus group, the toxicogenic species A. ochraceus, Penicillium cyclopium, and P. viridicatum, and species of Alternaria, Cladosporium, and Fusarium.”

✓ located verbatim in the source · abstract, characters 308–549 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

A. flavis, A. versicolor and Penicillium citrinum were encountered less often.

Taxon
Dried Beanst0
Interactor
Aspergillus flavise0pathogen
Outcome
encountered less frequentlye0
Direction
less frequentlye0
Qualifier
A. versicolor, Penicillium citrinume0

Verbatim

e0

“The toxicogenic species Aspergillus flavis, A. versicolor, Penicillium citrinum, P. expansum, P. islandicum, and P. urticae were encountered less frequently.”

✓ located verbatim in the source · abstract, characters 550–707 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

P. expansum, P. islandicum and P. urticae were encountered less often.

Taxon
Dried Beanst0
Interactor
P. expansumPenicillium expansume0pathogen
Outcome
encountered less frequentlye0
Direction
less frequentlye0
Qualifier
P. islandicum, and P. urticaee0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Penicillium expansum
Penicillium expansum · InteractorH.J. Larsen, Bugwood.org · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The toxicogenic species Aspergillus flavis, A. versicolor, Penicillium citrinum, P. expansum, P. islandicum, and P. urticae were encountered less frequently.”

✓ located verbatim in the source · abstract, characters 550–707 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Of 209 Aspergillus and Penicillium species screened on rice, 114 produced mycotoxins.

Interactor
Aspergillus and PenicilliumAspergillusPenicilliume0pathogen
Outcome
mycotoxin productione0
Value
114e0
Qualifier
209 speciese0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Aspergillus
Aspergillus · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗
Penicillium
Penicillium · Interactor · picture from its Wikimedia Commons categoryMilo Manica · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Of 209 species of Aspergillus and Penicillium screened for mycotoxin production on sterile rice substrate, 114 produced one or more of the following mycotoxins”

✓ located verbatim in the source · abstract, characters 708–867 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

A. flavus produced aflatoxins.

Taxon
Dried Beanst0
Interactor
A. flavusAspergillus flavuse0pathogen
Outcome
A. flavus, aflatoxinse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Aspergillus flavus
Aspergillus flavus · InteractorUS gov · Public domain · Wikimedia Commons ↗

Verbatim

e0

“A. flavus, aflatoxins; A. ochraceus, ochratoxins”

✓ located verbatim in the source · abstract, characters 869–917 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

A. ochraceus produced ochratoxins.

Taxon
Dried Beanst0
Interactor
A. ochraceusAspergillus ochraceuse0pathogen
Outcome
A. ochraceus, ochratoxinse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Aspergillus ochraceus
Aspergillus ochraceus · InteractorT. Pedro Hafermann · CC0 · iNaturalist ↗

Verbatim

e0

“A. ochraceus, ochratoxins; A. nidulans”

✓ located verbatim in the source · abstract, characters 892–930 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

A. nidulans, A. unguis and A. versicolor produced sterigmatocystin.

Taxon
Dried Beanst0
Interactor
A. nidulansAspergillus nidulanse0pathogen
Outcome
sterigmatocystine0
Qualifier
A. unguis, and A. versicolore0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Aspergillus nidulans
Aspergillus nidulans · InteractorPlasmidmap · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“A. nidulans, A. unguis, and A. versicolor, sterigmatocystin”

✓ located verbatim in the source · abstract, characters 919–978 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

P. cyclopium produced penicillic acid.

Taxon
Dried Beanst0
Interactor
P. cyclopiumPenicillium cyclopiume0pathogen
Outcome
penicillic acide0

Verbatim

e0

“P. cyclopium, penicillic acid”

✓ located verbatim in the source · abstract, characters 980–1009 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

P. citrinum and P. viridicatum produced citrinin.

Taxon
Dried Beanst0
Interactor
P. citrinumPenicillium citrinume0pathogen
Second interactor
P. viridicatumPenicillium viridicatume0pathogen
Outcome
citrinine0

Verbatim

e0

“P. citrinum and P. viridicatum, citrinin”

✓ located verbatim in the source · abstract, characters 1011–1051 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

P. urticae produced patulin and griseofulvin.

Taxon
Dried Beanst0
Interactor
P. urticaePenicillium urticaee0pathogen
Outcome
patulin and griseofulvine0

Verbatim

e0

“P. urticae, patulin and griseofulvin”

✓ located verbatim in the source · abstract, characters 1053–1089 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Sterigmatocystin production by A. unguis was reported for the first time.

Taxon
Dried Beanst0
Interactor
A. unguisAspergillus unguise0pathogen
Outcome
Sterigmatocystin productione0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Aspergillus unguis
Aspergillus unguis · InteractorLine Ledsgaard Jensen, Mikael Rørdam Andersen, Ellen Kirstine Lyhne · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Sterigmatocystin production by A. unguis is reported for the first time.”

✓ located verbatim in the source · abstract, characters 1091–1163 · show in text ↑
t0

“Dried Beans”

✓ located verbatim in the source · title, characters 47–58 · show in text ↑