نتایج جستجو برای: fumonisins

تعداد نتایج: 936  

Journal: :Food additives and contaminants 2006
R T Riley O A Torres E Palencia

Fumonisins are mycotoxins found in maize. In developing countries, the resources required for analysis are often lacking, and the shipping of maize between countries can be difficult since the importation of plant materials requires permits/inspection to prevent the entry of pests that frequently infest maize. A simple, safe and legal method for shipping maize extracts to the USA was needed to ...

Journal: :Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc 1995
J O Hall T Javed G A Bennett J L Richard M A Dombrink-Kurtzman L M Côté W B Buck

Fumonisins are mycotoxins produced by Fusarium moniliforme, a common fungal contaminant of corn worldwide, 10 and F. proliferatum, a closely related species.l.Io.'9 The true incidence of F. moniliforme is difficult to determine because F. proliferatum has often been misidentified as F. moniliforme. lO,'3 Certain strains of F. proliferatum also produce moniliformin, but isolates of F. moniliform...

1997
M. Ellin Doyle

Despite intensive research, efforts to control Fusarium fungal infections and prevent or eliminate the presence of its mycotoxins in foods have not met with a great deal of success. Fusaria cause diseases, such as ear rot in corn and head blight and scab in wheat, that affect growth and yield of crops and were estimated to cause a loss of a billion dollars to wheat farmers in the USA in 1993. I...

1997
M. Ellin Doyle

Despite intensive research, efforts to control Fusarium fungal infections and prevent or eliminate the presence of its mycotoxins in foods have not met with a great deal of success. Fusaria cause diseases, such as ear rot in corn and head blight and scab in wheat, that affect growth and yield of crops and were estimated to cause a loss of a billion dollars to wheat farmers in the USA in 1993. I...

Journal: :current medical mycology 0
bahareh fallah department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran farideh zaini department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran roshanak daei ghazvini department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran reza kachuei molecular biology research center, baqiyatallah university of medical sciences, tehran, iran parivash kordbacheh department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran mahin safara department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran

background and purpose: fusarium species are avid producers of secondary toxic and carcinogenic metabolites such as fumonisin. contamination of food and feed products with fumonisin can be hazardous to the health of humans and animals and may lead to agricultural loss. accordingly, in this study, we aimed to evaluate the effects of candida parapsilosis on the growth and fumonisin production of ...

Journal: :Applied and environmental microbiology 1992
A E Desjardins R D Plattner D D Shackelford J F Leslie P E Nelson

Fumonisins are mycotoxins produced by strains belonging to several different mating populations of Gibberella fujikuroi (anamorphs, Fusarium section Liseola), a major pathogen of maize and sorghum worldwide. We studied the heritability of fumonisin production in mating population A by crossing fumonisin-producing strains collected from maize and sorghum in the United States with fumonisin-nonpr...

Journal: :Natural toxins 1996
R T Riley E Wang J J Schroeder E R Smith R D Plattner H Abbas H S Yoo A H Merrill

Fumonisins are inhibitors of the biosynthesis of sphingosine and more complex sphingolipids. In eucaryotic cells, fumonisin inhibition of sphingolipid biosynthesis is a result of inhibition of the enzyme ceramide synthase. Large increase in free sphinganine concentration in plant and animal cells are observed within a few hours after exposure to fumonisins and/or Alternaria toxins (AAL-toxins)....

Journal: :Toxicological sciences : an official journal of the Society of Toxicology 2009
Kenneth A Voss Ronald T Riley Maurice E Snook Janee Gelineau-van Waes

Fumonisins are mycotoxins produced by Fusarium verticillioides. They are toxic to animals and exert their effects through mechanisms involving disruption of sphingolipid metabolism. Fumonisins are converted to their hydrolyzed analogs by alkaline cooking (nixtamalization). Both fumonisins and hydrolyzed fumonisins are found in nixtamalized foods such as tortillas, and consumption of tortillas h...

Journal: :iranian journal of public health 0
abraham mendez-albores 1. dept. of mycotoxicology, superior studies department at cuautitlan, national autonomous university of mexico, state of mexico , mexico. denisse anelem cardenas-rodriguez 1. dept. of mycotoxicology, superior studies department at cuautitlan, national autonomous university of mexico, state of mexico , mexico. alma vazquez-duran 2. dept. of food science and technology, agronomy department, autonomous university of nuevo leon , nuevo leon, mexico.

fumonisins (a family of foodborne carcinogenic mycotoxins) cause health hazards to humans and animals in developing countries, and has also economic implications. therefore, the efficacy of a novel environmental friendly nixtamalization procedure to make tortillas (the main staple food for the mexican population) was investigated.maize contaminated with 2136.67 ng/g total fumonisins was process...

Journal: :Acta Alimentaria 2022

Abstract Fusarium spp. are phytopathogens causing fusarium head blight in wheat. They produce mycotoxins, mainly fumonisins, deoxynivalenol, and zearalenone. The study was conducted during two growing seasons (2020 2021) at the experimental field laboratories of Hungarian University Agriculture Life Sciences (MATE). aim to determine influence season, nitrogen fertilisation, wheat variety on inf...

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