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Natural toxins

Wed, 12/05/2018 - 00:00
Toxins, Vol. 10, Pages 521: Alternative Splicing of the Aflatoxin-Associated Baeyer–Villiger Monooxygenase from Aspergillus flavus: Characterisation of MoxY Isoforms Toxins doi: 10.3390/toxins10120521 Authors: Carmien Tolmie Martha S. Smit Diederik J. Opperman Aflatoxins are carcinogenic mycotoxins that are produced by the filamentous fungus Aspergillus flavus, a contaminant of...
Tue, 12/04/2018 - 16:09
Publication date: January 2019Source: Trends in Food Science & Technology, Volume 83Author(s): Srinivasan Ramalingam, Ashutosh Bahuguna, Myunghee KimAbstractBackgroundSeveral fungal taxa, including Aspergillus, Byssochlamys, and Penicillium species produce the mycotoxin patulin in contaminated food materials. Patulin is an unsaturated heterocyclic lactone that strongly reacts with thiol...
Sat, 12/01/2018 - 00:00
An extraction method for simultaneous determination of aflatoxins (AFLAs) G2, G1, B2, and B1 in cornmeal, based on vortex-assisted matrix solid-phase dispersion (MSPD) and high-performance liquid chromatography (HPLC) with fluorescence detection was optimized by a central composite design, validated and applied. Multivariate analysis was performed to evaluate the effect of...
Sat, 12/01/2018 - 00:00
Abstract The antifungal activity of acetophenone and phenylethyl alcohol prevents seed contamination by Aspergillus flavus TISTR 3041 and A. parasiticus TISTR 3276. Their effects on seed germination were investigated. In vitro results showed that 100 µL L−1 acetophenone completely inhibited (by 100%) growth, conidial germination, and sporulation of the two aflatoxin-producing...
Wed, 11/28/2018 - 01:10
Available online 27 November 2018 Author(s): Oluwaseun T. Ojuri, Chibundu N. Ezekiel, Mari K. Eskola, Bojan Šarkanj, Akinola D. Babalola, Michael Sulyok, Jana Hajšlová, Christopher T. Elliott, Rudolf KrskaAbstractThis study compared mycotoxin levels in 53 household-formulated and 84 industrially-processed complementary foods, assessed co-exposure patterns from consumption of the contaminated...
Tue, 11/27/2018 - 00:00
Abstract Mycotoxins are toxic secondary fungal metabolites that can negatively affect animal productivity when ingested through feed. In order to assess mycotoxin contamination of poultry feed and feed ingredients vis-a-vis source tracking of feed contamination in Nigeria, 102 samples of feed (n = 30) and feed ingredients (n = 72) were collected from in-house mills of poultry...
Sun, 11/25/2018 - 01:11
Available online 24 November 2018 Author(s): Maria Marcela Martinez Miranda, Milton Rosero Moreano, Gonzalo Taborda OcampoAbstractThe purpose of this study was to assess the risk of aflatoxins due to arepa, bread and rice consumption among the adult population of the Department of Caldas, Colombia. A high-performance liquid chromatography method with fluorescence detection (HPLC-FD) was validated...
Sat, 11/24/2018 - 01:08
Publication date: Available online 22 November 2018Source: Author(s): Paul M. D'Agostino, Michael J. Boundy, Tim D. Harwood, Wayne W. Carmichael, Brett A. Neilan, Susanna A. WoodAbstractTo date Paralytic shellfish toxin (PST) variants in cyanobacteria have primarily been characterized using high performance liquid chromatography coupled with fluorescence detection. In this study we re-evaluated...
Sat, 11/24/2018 - 00:00
Toxins, Vol. 10, Pages 493: Fungal Endophytes Control Fusarium graminearum and Reduce Trichothecenes and Zearalenone in Maize Toxins doi: 10.3390/toxins10120493 Authors: Mohamed F. Abdallah Marthe De Boevre Sofie Landschoot Sarah De Saeger Geert Haesaert Kris Audenaert Fusarium graminearum can cause Giberella Ear Rot (GER) and seedling blight in maize, resulting in major yield...
Fri, 11/23/2018 - 00:00
Toxins, Vol. 10, Pages 490: First Report of Okadaic Acid and Pectenotoxins in Individual Cells of Dinophysis and in Scallops Argopecten purpuratus from Perú Toxins doi: 10.3390/toxins10120490 Authors: Alex Alcántara-Rubira Víctor Bárcena-Martínez Maribel Reyes-Paulino Katherine Medina-Acaro Lilibeth Valiente-Terrones Angélica Rodríguez-Velásquez Rolando Estrada-Jiménez Omar...
Thu, 11/22/2018 - 01:11
Publication date: Available online 20 November 2018 Food and Chemical ToxicologyAuthor(s): Blake R. Rushing, Mustafa I. SelimAbstractAflatoxins are a class of carcinogenic mycotoxins produced by Aspergillus fungi and are known to contaminate a large portion of the world's food supply. Aflatoxin B1 (AFB1) is the most potent of these compounds and has been well-characterized to lead to the...
Thu, 11/22/2018 - 01:11
Publication date: Available online 20 November 2018 Food and Chemical ToxicologyAuthor(s): Magda Carvajal-Moreno, Manuel Vargas-Ortiz, Estela Hernández-Camarillo, Silvia Ruiz-Velasco, Francisco Rojo-CallejaAbstractAflatoxins (AFs) are toxic secondary metabolites of the fungi Aspergillus flavus, A. parasiticus and A. nomius. The fungi produce these AFs in cereals, oilseeds and spices. AFs have...
Wed, 11/21/2018 - 01:12
Available online 19 November 2018 Author(s): Tingting Wang, Henrik Lauritz Frandsen, Natasha Roed Christiansson, Sofie Elisabeth Rosendal, Mikael Pedersen, Jørn SmedsgaardAbstractQuantification of a large number of compounds in the absence of authentic standards is always a challenge. More than 600 pyrrolizidine alkaloids (PAs) have been found in plants however only limited number of PAs...
Wed, 11/21/2018 - 00:00
Toxins, Vol. 10, Pages 484: Assessing the Aflatoxin B1 Adsorption Capacity between Biosorbents Using an In Vitro Multicompartmental Model Simulating the Dynamic Conditions in the Gastrointestinal Tract of Poultry Toxins doi: 10.3390/toxins10110484 Authors: Anai Zavala-Franco Daniel Hernández-Patlán Bruno Solís-Cruz Raquel López-Arellano Guillermo Tellez-Isaias Alma Vázquez-Durán...
Mon, 11/19/2018 - 00:00
Toxins, Vol. 10, Pages 481: Mycotoxins Contaminant in Kelp: A Neglected Dietary Exposure Pathway Toxins doi: 10.3390/toxins10110481 Authors: Yanshen Li Mingxue Sun Xin Mao Yanli You Yonglin Gao Jianrong Yang Yongning Wu In order to investigated current occurrence of major mycotoxins in dietary kelp in Shandong Province in Northern China, a reliable, sensitive, and rapid liquid...
Sun, 11/18/2018 - 01:02
Available online 16 November 2018 Author(s): Xianbin Cheng, Andrea Vella, Matthew J. StasiewiczAbstractAflatoxin contamination in corn poses threats to consumer food safety and grower economic stability. Current industrial methods for aflatoxin management in corn focus on the bulk aflatoxin level, which can lead to either acceptance of lots with contaminated corn kernels (consumer food safety...
Sat, 11/17/2018 - 01:10
Publication date: Available online 16 November 2018Source: Author(s): Emna El Golli-Bennour, Rim Timoumi, Meriam Koroit, Hassen Bacha, Salwa Abid-EssefiAbstractKefir is a fermented milk with numerous health favors counting restorative properties of bacterial flora, reduction of the symptoms of lactose intolerance, immune system stimulation, cholesterol reduction, as well as anti-mutagenic and...
Sat, 11/17/2018 - 01:10
Publication date: Available online 15 November 2018Source: Author(s): Yanli Xie, Wei Wang, Shujie ZhangAbstractAflatoxin B1 (AFB1) is a secondary metabolite produced by Aspergillus flavus and other fungi. Soil, crops, food, feed, etc. were susceptible to aflatoxin B1 contamination, which caused adverse economic and health consequences. It is necessary to search for microorganisms or microbial...
Fri, 11/16/2018 - 00:00
Toxins, Vol. 10, Pages 477: Occurrence and Quantitative Risk Assessment of Twelve Mycotoxins in Eggs and Chicken Tissues in China Toxins doi: 10.3390/toxins10110477 Authors: Lan Wang Qiaoyan Zhang Zheng Yan Yanglan Tan Runyue Zhu Dianzhen Yu Hua Yang Aibo Wu Aflatoxins (AFs), deoxynivalenols (DONs), and zearalenones (ZENs) are common mycotoxins that contaminate feedstuff,...
Thu, 11/15/2018 - 00:00
Toxins, Vol. 10, Pages 475: Patulin in Apples and Apple-Based Food Products: The Burdens and the Mitigation Strategies Toxins doi: 10.3390/toxins10110475 Authors: Lei Zhong Jason Carere Zhaoxin Lu Fengxia Lu Ting Zhou Apples and apple-based products are among the most popular foods around the world for their delightful flavors and health benefits. However, the commonly found mold...
Wed, 11/14/2018 - 12:29
Journal of the Science of Food and Agriculture, Volume 0, Issue ja, -Not available-.
Wed, 11/14/2018 - 01:10
Publication date: Available online 12 November 2018Source: Author(s): A.E. Vlasenko, P.V. Velansky, A.V. Chernyshev, V.G. Kuznetsov, T. Yu. MagarlamovAbstractFor the first time search for tetrodotoxin (TTX) and its analogues in the extracts of nemerteans using HPLC-MS/MS was performed. TTX analogues were detected in two nemertean species in addition to TTX: 7 analogues were detected in the...
Tue, 11/13/2018 - 01:11
Publication date: Available online 11 November 2018 Food and Chemical ToxicologyAuthor(s): Liang Gong, Hong Zhu, Taotao Li, Guangfeng Ming, Xuewu Duan, Jiasheng Wang, Yueming JiangAbstractOchratoxin A (OTA) and citrinin (CTN) are important mycotoxins, which often coexist in food and feed stuff. In this study, individual and combinative cytotoxicity of OTA and CTN were tested in human embryonic...
Tue, 11/13/2018 - 01:08
Available online 12 November 2018 Author(s): Yasser Shahbazi, Nassim ShavisiAbstractThe current study was aimed to investigate the presence of aflatoxins (aflatoxin B1 (AFB1), aflatoxin B2 (AFB2), aflatoxin G1 (AFG1) and aflatoxin G2 (AFG2)) and ochratoxin A (OTA) in Gaz, a traditional Persian confection, and its ingredients (almond, pistachio, egg and white wheat flour) collected from Isfahan,...
Sun, 11/11/2018 - 01:02
Available online 10 November 2018 Author(s): Kwabena Asare Bediako, Kwadwo Ofori, Samuel Kwame Offei, Daniel Dzidzienyo, James Yaw Asibuo, Richard Adu AmoahAbstractGroundnut (Arachis hypogaea L.) is one of the most important oilseed crops in world agricultural trade. It is considered an important crop by virtue of its contribution to satisfying the protein needs of many households who cannot...
Fri, 11/09/2018 - 01:09
Available online 7 November 2018 Author(s): Yarong Zhao, Qiongshan Wang, Jianxiang Huang, Zhihui Chen, Shuai Liu, Xu Wang, Fuhua WangAbstractIn China, aflatoxin B1 (AFB1) and sterigmatocystin (STC) have been detected in rice but there is no published information on the mycobiota in toxin-contaminated rice samples. Occurrence of AFB1 and STC was evaluated in 100 rice samples. Out of 78 samples of...
Wed, 11/07/2018 - 01:07
Available online 6 November 2018 Author(s): Jin Ye, Zhihong Xuan, Bing Zhang, Yu Wu, Li Li, Songshan Wang, Gang Xie, Songxue WangAbstractA rapid and accurate method based on automated immunoaffinity magnetic beads (IMB) clean-up and ultra-performance liquid chromatography with fluorescence detection (UPLC-FLD) was developed for the determination of ochratoxin A (OTA) in cereals and oils. The main...
Mon, 11/05/2018 - 01:12
Publication date: Available online 3 November 2018Source: Author(s): Songcheng Yu, Leiliang He, Fei Yu, Lie Liu, Chenling Qu, Lingbo Qu, Jie Liu, Yuming Wu, Yongjun WuAbstractDeoxynivalenol (DON), Fumonisin B1 (FB1) and Aflatoxin B1 (AFB1) have strong toxicity to humans and exist widely in grain and food. It is necessary to screen these mycotoxins to guarantee food safety. In order to develop a...
Sun, 11/04/2018 - 01:07
Publication date: Available online 3 November 2018Source: Author(s): Monali Mukherjee, H.K. Manonmani, Praveena BhattAbstractAflatoxin B1 (AFB1), is one of the most toxic mycotoxins found to contaminate various food commodities like cereals, dried fruits, tree nuts, spices and crude vegetable oils. In spite of considerable progress in analytical techniques, there is still a need to develop rapid...
Thu, 11/01/2018 - 00:00
Toxins, Vol. 10, Pages 450: First Report on the Occurrence of Tetrodotoxins in Bivalve Mollusks in The Netherlands Toxins doi: 10.3390/toxins10110450 Authors: Arjen Gerssen Toine H. F. Bovee Mirjam D. Klijnstra Marnix Poelman Liza Portier Ron L. A. P. Hoogenboom Tetrodotoxin (TTX) is traditionally associated with seafood from tropical regions, but recently TTX was detected in...
Wed, 10/31/2018 - 00:00
Toxins, Vol. 10, Pages 449: The Protective Role of Bacillus velezensis A2 on the Biochemical and Hepatic Toxicity of Zearalenone in Mice Toxins doi: 10.3390/toxins10110449 Authors: Nan Wang Peng Li Mingyang Wang Si Chen Sheng Huang Miao Long Shuhua Yang Jianbin He Zearalenone (ZEN) is an estrogen-like mycotoxin produced by Fusarium that seriously compromises the safety of...
Tue, 10/30/2018 - 00:00
Toxins, Vol. 10, Pages 446: Diarrhetic Shellfish Toxin Monitoring in Commercial Wild Harvest Bivalve Shellfish in New South Wales, Australia Toxins doi: 10.3390/toxins10110446 Authors: Hazel Farrell Penelope Ajani Shauna Murray Phil Baker Grant Webster Steve Brett Anthony Zammit An end-product market survey on biotoxins in commercial wild harvest shellfish (Plebidonax...
Tue, 10/30/2018 - 00:00
Toxins, Vol. 10, Pages 443: Impact of Dinophysis acuminata Feeding Mesodinium rubrum on Nutrient Dynamics and Bacterial Composition in a Microcosm Toxins doi: 10.3390/toxins10110443 Authors: Han Gao Chenfeng Hua Mengmeng Tong The development of Dinophysis populations, producers of diarrhetic shellfish toxins, has been attributed to both abiotic (e.g., water column stratification) and...
Mon, 10/29/2018 - 02:53
Journal of Food Safety, EarlyView.
Sun, 10/28/2018 - 00:00
Toxins, Vol. 10, Pages 438: Carbon Quantum Dots Encapsulated Molecularly Imprinted Fluorescence Quenching Particles for Sensitive Detection of Zearalenone in Corn Sample Toxins doi: 10.3390/toxins10110438 Authors: Shao Yao Saeger Yan Song An eco-friendly and efficient one-step approach for the synthesis of carbon quantum dots (CDs) that encapsulated molecularly imprinted...
Sun, 10/28/2018 - 00:00
Toxins, Vol. 10, Pages 436: Evaluation of Aflatoxin M1 Effects on the Metabolomic and Cytokinomic Profiling of a Hepatoblastoma Cell Line Toxins doi: 10.3390/toxins10110436 Authors: Silvia Marchese Angela Sorice Andrea Ariano Salvatore Florio Alfredo Budillon Susan Costantini Lorella Severino Hepatoblastoma incidence has been associated with different environmental factors...
Fri, 10/26/2018 - 00:00
Toxins, Vol. 10, Pages 428: Accumulation and Elimination Dynamics of the Hydroxybenzoate Saxitoxin Analogues in Mussels Mytilus galloprovincialis Exposed to the Toxic Marine Dinoflagellate Gymnodinium catenatum Toxins doi: 10.3390/toxins10110428 Authors: Pedro Reis Costa Ana Catarina Braga Andrew D. Turner Paralytic shellfish poisoning (PSP) is a severe food-borne illness, caused by...
Fri, 10/26/2018 - 00:00
Toxins, Vol. 10, Pages 433: Current Status and Future Opportunities of Omics Tools in Mycotoxin Research Toxins doi: 10.3390/toxins10110433 Authors: Manal Eshelli M. Mallique Qader Ebtihaj J. Jambi Andrew S. Hursthouse Mostafa E. Rateb Mycotoxins are toxic secondary metabolites of low molecular weight produced by filamentous fungi, such as Aspergillus, Fusarium, and Penicillium...

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