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Natural toxins

Sat, 06/15/2019 - 00:00
Toxins, Vol. 11, Pages 342: Occurrence of Mycotoxins in Swine Feeding from Spain Toxins doi: 10.3390/toxins11060342 Authors: Natalia Arroyo-Manzanares Vicente Rodríguez-Estévez Plácido Arenas-Fernández Ana M. García-Campaña Laura Gámiz-Gracia A survey including 228 pig feed samples from Spain has been developed, exploring the occurrence of 19 mycotoxins (aflatoxins B1, B2, G1 and...
Fri, 06/14/2019 - 01:06
Publication date: September 2019Source: LWT, Volume 112Author(s): Tiago de Melo Nazareth, Juan Manuel Quiles, Raquel Torrijos, Fernando Bittencourt Luciano, Jordi Mañes, Giuseppe MecaAbstractThe present study evaluated the efficacy of allyl isothiocyanate (AITC) in avoiding the growth of Penicillium verrucosum and consequent ochratoxin A (OTA) production in barley during storage for 90 d....
Fri, 06/14/2019 - 00:00
Toxins, Vol. 11, Pages 341: Cytotoxicity, Genotoxicity and Disturbance of Cell Cycle in HepG2 Cells Exposed to OTA and BEA: Single and Combined Actions Toxins doi: 10.3390/toxins11060341 Authors: Juan-García Tolosa Juan Ruiz Mycotoxins are produced by a number of fungal genera spp., for example, Aspergillus, Penicillium, Alternaria, Fusarium, and Claviceps. Beauvericin (BEA) and...
Thu, 06/13/2019 - 00:00
Toxins, Vol. 11, Pages 337: Cold Plasma Treatment as an Alternative for Ochratoxin a Detoxification and Inhibition of Mycotoxigenic Fungi in Roasted Coffee Toxins doi: 10.3390/toxins11060337 Authors: Paloma Patricia Casas-Junco Josué Raymundo Solís-Pacheco Juan Arturo Ragazzo-Sánchez Blanca Rosa Aguilar-Uscanga Pedro Ulises Bautista-Rosales Montserrat Calderón-Santoyo Ochratoxin...
Wed, 06/12/2019 - 00:00
Toxins, Vol. 11, Pages 333: Effects of Dietary Zearalenone on Oxidative Stress, Cell Apoptosis, and Tight Junction in the Intestine of Juvenile Grass Carp (Ctenopharyngodon idella) Toxins doi: 10.3390/toxins11060333 Authors: Ya-Li Wang Xiao-Qiu Zhou Wei-Dan Jiang Pei Wu Yang Liu Jun Jiang Shang-Wen Wang Sheng-Yao Kuang Ling Tang Lin Feng Zearalenone (ZEA) is a prevalent...
Tue, 06/11/2019 - 00:00
Toxins, Vol. 11, Pages 331: Occurrence of Tetrodotoxin in Bivalves and Gastropods from Harvesting Areas and Other Natural Spaces in Spain Toxins doi: 10.3390/toxins11060331 Authors: Lucía Blanco Jorge Lago Virginia González Beatriz Paz Maria Rambla-Alegre Ana G. Cabado Tetrodotoxin (TTX) is a potent neurotoxin that is receiving increasing interest in the European Union because...
Sat, 06/08/2019 - 01:13
Available online 4 June 2019 Author(s): Suyan Qiu, Lijuan Yuan, Yihua Wei, Dawen Zhang, Qinglong Chen, Zhenyu Lin, Linguang LuoAbstractA novel signal-on portable sensing system has been developed for OTA detection using personal glucose meter (PGM) as signal transducer. In the study, we explore the potential of using a short dsDNA as template to trigger the “click” ligation of two DNA strands,...
Sat, 06/08/2019 - 00:00
Toxins, Vol. 11, Pages 329: Occurrence of the Ochratoxin A Degradation Product 2′R-Ochratoxin A in Coffee and Other Food: An Update Toxins doi: 10.3390/toxins11060329 Authors: Franziska Sueck Vanessa Hemp Jonas Specht Olga Torres Benedikt Cramer Hans-Ulrich Humpf Food raw materials can contain the mycotoxin ochratoxin A (OTA). Thermal processing of these materials may result in...
Sat, 06/08/2019 - 00:00
Toxins, Vol. 11, Pages 330: Application of Zearalenone (ZEN)-Detoxifying Bacillus in Animal Feed Decontamination through Fermentation Toxins doi: 10.3390/toxins11060330 Authors: Shiau-Wei Chen Han-Tsung Wang Wei-Yuan Shih Yan-An Ciou Yu-Yi Chang Laurensia Ananda Shu-Yin Wang Jih-Tay Hsu Zearalenone (ZEN) is an estrogenic mycotoxin which can cause loss in animal production....
Fri, 06/07/2019 - 00:00
Toxins, Vol. 11, Pages 328: Fumonisins: Impact on Agriculture, Food, and Human Health and their Management Strategies Toxins doi: 10.3390/toxins11060328 Authors: Madhu Kamle Dipendra K. Mahato Sheetal Devi Kyung Eun Lee Sang G. Kang Pradeep Kumar The fumonisins producing fungi, Fusarium spp., are ubiquitous in nature and contaminate several food matrices that pose detrimental...
Thu, 06/06/2019 - 01:12
Publication date: Available online 5 June 2019 Food and Chemical ToxicologyAuthor(s): Tongtong Shen, Yufan Miao, Chenchen Ding, Wentao Fan, Shuhui Liu, Yanan Lv, Xiaona Gao, Marthe De Boevre, Liping Yan, Sheila Okoth, Sarah De Saeger, Suquan SongAbstractZearalenone (ZEA) can widely contaminate crops and agricultural products. The ingestion of ZEA-contaminated food or feed affects the integrity...
Wed, 06/05/2019 - 01:12
Available online 3 June 2019 Author(s): Josué Delgado, Félix Núñez, Miguel A. Asensio, Rebecca A. OwensAbstractDry-cured meat products are usually contaminated with moulds during ripening. Although fungal development contributes to the desired sensory characteristics, some moulds, such as Penicillium nordicum are able to produce ochratoxin A (OTA) on meat products. Therefore, strategies to...
Mon, 06/03/2019 - 00:00
Abstract Application of atoxigenic strains to compete against toxigenic strains of Aspergillus flavus strains has emerged as one of the practical strategies for reducing aflatoxin contamination in corn, peanut, and tree nuts. The actual mechanism that results in aflatoxin reduction is not fully understood. Real-time RT-PCR and relative quantification of gene expression protocol...
Mon, 06/03/2019 - 00:00
Toxins, Vol. 11, Pages 315: Mitigating Aflatoxin Contamination in Groundnut through A Combination of Genetic Resistance and Post-Harvest Management Practices Toxins doi: 10.3390/toxins11060315 Authors: Manish K. Pandey Rakesh Kumar Arun K. Pandey Pooja Soni Sunil S. Gangurde Hari K. Sudini Jake C. Fountain Boshou Liao Haile Desmae Patrick Okori Xiaoping Chen Huifang...
Sat, 06/01/2019 - 01:12
Publication date: Available online 30 May 2019 Food and Chemical ToxicologyAuthor(s): Jochem Louisse, Deborah Rijkers, Geert Stoopen, Wendy Jansen Holleboom, Mona Delagrange, Elise Molthof, Patrick P.J. Mulder, Ron L.A.P. Hoogenboom, Marc Audebert, Ad A.C.M. PeijnenburgAbstractPyrrolizidine alkaloids (PAs) are secondary metabolites from plants that have been found in substantial amounts in herbal...
Sat, 06/01/2019 - 00:00
Abstract Recent studies from our laboratory indicate that engineered silver nanoparticles can inhibit aflatoxin biosynthesis even at concentrations at which they do not demonstrate antifungal activities on the aflatoxin-producing fungus. Whether such inhibition can be modified by altering the nanoparticles’ physical properties remains unclear. In this study, we demonstrate...
Fri, 05/31/2019 - 01:12
Available online 28 May 2019 Author(s): Xianfeng Ren, Qi Zhang, Wenhua Wu, Tingting Yan, Xiaoqian Tang, Wen Zhang, Li Yu, Peiwu LiAbstractAn anti-idiotypic nanobody-phage display-mediated immuno-polymerase chain reaction (PD-IPCR) method was developed for simultaneous quantitative detection of total aflatoxins and zearalenone in cereals. Two phages, displaying the variable domain of the heavy...
Fri, 05/31/2019 - 01:12
Available online 29 May 2019 Author(s): Ling Guo, Yanyan Wang, Peng Fei, Jianxin Liu, Daxi RenABSTRACTThe objective of this study was to investigate the levels of aflatoxin M1 (AFM1) concentration in raw milk and dairy products from water buffalo in south China. 136 raw milk and 86 dairy products samples were collected randomly from buffalo dairy pastures and supermarket in Guangxi, Guizhou,...
Fri, 05/31/2019 - 00:00
Toxins, Vol. 11, Pages 312: Mycotoxins at the Start of the Food Chain in Costa Rica: Analysis of Six Fusarium Toxins and Ochratoxin A between 2013 and 2017 in Animal Feed and Aflatoxin M1 in Dairy Products Toxins doi: 10.3390/toxins11060312 Authors: Andrea Molina Guadalupe Chavarría Margarita Alfaro-Cascante Astrid Leiva Fabio Granados-Chinchilla Mycotoxins are secondary...
Thu, 05/30/2019 - 00:00
Toxins, Vol. 11, Pages 309: Separation and Purification of Aflatoxins by Centrifugal Partition Chromatography Toxins doi: 10.3390/toxins11060309 Authors: Gábor Endre Zsófia Hegedüs Adiyadolgor Turbat Biljana Škrbić Csaba Vágvölgyi András Szekeres Aflatoxins are mycotoxins that are produced by several species of filamentous fungi. In the European Union, the concentration limits...
Thu, 05/30/2019 - 00:00
Toxins, Vol. 11, Pages 308: Occurrence of Deoxynivalenol and Ochratoxin A in Beers and Wines Commercialized in Paraguay Toxins doi: 10.3390/toxins11060308 Authors: Andrea Alejandra Arrúa Juliana Moura Mendes Pablo Arrúa Francisco Paulo Ferreira Gabriela Caballero Cinthia Cazal Man Mohan Kohli Inocencia Peralta Gabriela Ulke Danilo Fernández Ríos Alcoholic beverages can...
Wed, 05/29/2019 - 00:00
Toxins, Vol. 11, Pages 306: Tetrodotoxins Occurrence in Non-Traditional Vectors of the North Atlantic Waters (Portuguese Maritime Territory, and Morocco Coast) Toxins doi: 10.3390/toxins11060306 Authors: Marisa Silva Inés Rodríguez Aldo Barreiro Manfred Kaufmann Ana Isabel Neto Meryem Hassouani Brahim Sabour Amparo Alfonso Luis M. Botana Vitor Vasconcelos Tetrodotoxin (...
Wed, 05/29/2019 - 00:00
Toxins, Vol. 11, Pages 305: Acute Toxicity Assessment: Macroscopic and Ultrastructural Effects in Mice Treated with Oral Tetrodotoxin Toxins doi: 10.3390/toxins11060305 Authors: Paula Abal M. Carmen Louzao Natalia Vilariño Mercedes R. Vieytes Luis M. Botana Tetrodotoxin (TTX) is an extremely toxic marine compound produced by different genera of bacteria that can reach humans...
Wed, 05/29/2019 - 00:00
Toxins, Vol. 11, Pages 304: Assorted Methods for Decontamination of Aflatoxin M1 in Milk Using Microbial Adsorbents Toxins doi: 10.3390/toxins11060304 Authors: Jean Claude Assaf Sahar Nahle Ali Chokr Nicolas Louka Ali Atoui André El Khoury Aflatoxins (AF) are carcinogenic metabolites produced by different species of Aspergillus which readily colonize crops. AFM1 is secreted in...
Mon, 05/27/2019 - 00:00
Toxins, Vol. 11, Pages 301: Degrading Ochratoxin A and Zearalenone Mycotoxins Using a Multifunctional Recombinant Enzyme Toxins doi: 10.3390/toxins11050301 Authors: Md Shofiul Azam Dianzhen Yu Na Liu Aibo Wu Zearalenone (ZEA) is an estrogenic and ochratoxin A (OTA) is a hepatotoxic Fusarium mycotoxin commonly seen in cereals and fruits products. No previous investigation has studied...
Sun, 05/26/2019 - 01:13
Publication date: Available online 24 May 2019 Food and Chemical ToxicologyAuthor(s): Nurshad Ali, Gisela H. DegenAbstractThe Fusarium toxin zearalenone (ZEN) is of concern due to its pronounced estrogenic effects in mammalian species. ZEN contaminates various cereal crops and grain-based food along with modified forms which contribute to overall mycoestrogen exposure. As no data exist on the...
Sun, 05/26/2019 - 01:12
Publication date: 15 October 2019 , Volume 295Author(s): Maria Carla CraveroAbstractThis review collates the scientific literature regarding organic and biodynamic wines. It concerns techniques that allow organic or biodynamic wines to be distinguished from conventional products. Other aspects of the organic wines addressed include the antioxidant capacities and the content of compounds...
Sat, 05/25/2019 - 01:12
Publication date: Available online 23 May 2019 Food and Chemical ToxicologyAuthor(s): Cathy Lester, John Troutman, Cindy Obringer, Ken Wehmeyer, Peter Stoffolano, Michael Karb, Yan Xu, Amy Roe, Greg Carr, Karen Blackburn, Catherine MahonyAbstract1,2-Unsaturated pyrrolizidine alkaloids (PAs) are sometimes present in foods or herbal supplements/medicines as impurities and pose potential concerns...
Fri, 05/24/2019 - 00:00
Toxins, Vol. 11, Pages 296: Time-Dependent Changes in the Intestinal Microbiome of Gilts Exposed to Low Zearalenone Doses Toxins doi: 10.3390/toxins11050296 Authors: Katarzyna Cieplińska Magdalena Gajęcka Michał Dąbrowski Anna Rykaczewska Sylwia Lisieska-Żołnierczyk Maria Bulińska Łukasz Zielonka Maciej T. Gajęcki Zearalenone is a frequent contaminant of cereals and their by...
Fri, 05/24/2019 - 00:00
Toxins, Vol. 11, Pages 295: Fengycin Produced by Bacillus amyloliquefaciens FZB42 Inhibits Fusarium graminearum Growth and Mycotoxins Biosynthesis Toxins doi: 10.3390/toxins11050295 Authors: Alvina Hanif Feng Zhang Pingping Li Chuchu Li Yujiao Xu Muhammad Zubair Mengxuan Zhang Dandan Jia Xiaozhen Zhao Jingang Liang Taha Majid Jingyuau Yan Ayaz Farzand Huijun Wu Qin...
Thu, 05/23/2019 - 01:12
Available online 21 May 2019 Author(s): Gilson Parussolo, Maurício Schneider Oliveira, Marcelo Valle Garcia, Angélica Olivier Bernardi, Jéssica Gonçalves Lemos, Andrieli Stefanello, Carlos Augusto Mallmann, Marina Venturini CopettiAbstractThe occurrence of ochratoxin A (OTA) in matured meat products can be attributed to mycotoxin coming from raw materials and/or molds that develop on the product...
Thu, 05/23/2019 - 01:11
Publication date: Available online 22 May 2019Source: Author(s): Homa Arak, Mohammad Amir Karimi Torshizi, Mehdi Hedayati, Shaban RahimiAbstractThe amelioration of aflatoxicosis in ducklings was examined by feeding molecular imprinted polymer (MIP) synthesized to target the aflatoxin B1 (AFB1) analog molecule [5, 7-dimethoxycoumarin (DMC)] as a smart and novel toxin binder in comparison to a...
Thu, 05/23/2019 - 01:11
Publication date: Available online 21 May 2019Source: Author(s): Chandrashekhar Singh, Chandra Prakash, Pallavi Mishra, Kavindra Nath Tiwari, Sunil Kumar Mishra, Raghunath Shahaji More, Vijay Kumar, Jasmeet SinghAbstractThe present study evaluated hepatoprotective role of ethanol extract of P. integrifolia leaves (EEPL) on aflatoxin B1 (AFB1)-induced toxicity in mice. Mice were administered with...
Thu, 05/23/2019 - 00:00
Abstract Degradation of the mycotoxin patulin (PAT) and the generation of (less toxic) breakdown products, such as (E/Z)-ascladiol (ASC-E/Z) and desoxypatulinic acid (D-PAT), can occur due to chemical, physical and biological treatments. Our study focused on the chemical degradation of PAT in the presence of ascorbic acid (AA) both for pure PAT standard in acidified aqueous...
Thu, 05/23/2019 - 00:00
Toxins, Vol. 11, Pages 292: Rapid and Simple Detection of Ochratoxin A using Fluorescence Resonance Energy Transfer on Lateral Flow Immunoassay (FRET-LFI) Toxins doi: 10.3390/toxins11050292 Authors: Hyun-Kyung Oh Hyou-Arm Joung Minhyuk Jung Hohjai Lee Min-Gon Kim The detection of mycotoxins is crucial because of their toxicity in plants, animals, and humans. It is very important...
Wed, 05/22/2019 - 00:00
Toxins, Vol. 11, Pages 290: Prevalent Mycotoxins in Animal Feed: Occurrence and Analytical Methods Toxins doi: 10.3390/toxins11050290 Authors: Carolina Santos Pereira Sara C. Cunha José O. Fernandes Today, we have been witnessing a steady tendency in the increase of global demand for maize, wheat, soybeans, and their products due to the steady growth and strengthening of the livestock...
Mon, 05/20/2019 - 01:11
Available online 18 May 2019 Author(s): Xiaoxu Zhang, Menghua Li, Zhan Cheng, Liyan Ma, Longlian Zhao, Jingming LiAbstractThis study investigated discrimination and prediction of ochratoxin A (OTA) in three Aspergillus carbonarius strains cultured grape-based medium using E-nose technology and GC-MS analysis. Results showed that these strains cultured medium samples were divided into four groups...
Mon, 05/20/2019 - 01:10
Publication date: Available online 18 May 2019 Food and Chemical ToxicologyAuthor(s): Lu Chen, Patrick P.J. Mulder, Ad Peijnenburg, Ivonne M.C.M. RietjensAbstractIn this study five types of herbal teas were used to quantify the effect of comminution of the leaves on resulting PA exposure. Results show that PA levels extracted from intact leaves were consistently lower than from comminuted tea...
Mon, 05/20/2019 - 00:00
Toxins, Vol. 11, Pages 280: Development of an Anti-Idiotypic VHH Antibody and Toxin-Free Enzyme Immunoassay for Ochratoxin A in Cereals Toxins doi: 10.3390/toxins11050280 Authors: Caixia Zhang Qi Zhang Xiaoqian Tang Wen Zhang Peiwu Li Enzyme-linked immunosorbent assay (ELISA) test kits have been widely used for the determination of mycotoxins in agricultural products and foods,...
Fri, 05/17/2019 - 01:12
Available online 14 May 2019 Author(s): Dojin Ryu, Ryan Joseph Kowalski, Girish Ganjyal, Hyun Jung LeeAbstractOchratoxin A (OTA) is one of the most important mycotoxins due to its widespread occurrence and toxicity, including nephrotoxicity and potential carcinogenicity to humans. OTA has been detected in a wide range of agricultural commodities and their processed products such as infant cereals...
Thu, 05/16/2019 - 00:00
Abstract Aflatoxins (AFs) are secondary metabolites produced by aflatoxigenic strains of Aspergillus flavus and A. parasiticus, the most toxic being aflatoxin B1 (AFB1). The purpose of the present work was to investigate the effects of industrial-grade packaging materials (low-density polyethylene, polypropylene, polyethylene-laminated aluminium); temperatures (25 °C, 30 °C);...
Tue, 05/14/2019 - 00:00
Toxins, Vol. 11, Pages 271: Long Term Monitoring (2014–2018) of Multi-Mycotoxins in South African Commercial Maize and Wheat with a Locally Developed and Validated LC-MS/MS Method Toxins doi: 10.3390/toxins11050271 Authors: Hannalien Meyer Zanele Diana Skhosana Mamsy Motlanthe Wiana Louw Egmont Rohwer Mycotoxins occur worldwide in the major grains, and producers, traders and...
Tue, 05/14/2019 - 00:00
Toxins, Vol. 11, Pages 270: Assessment of Aflatoxin and Fumonisin Contamination and Associated Risk Factors in Feed and Feed Ingredients in Rwanda Toxins doi: 10.3390/toxins11050270 Authors: Kizito Nishimwe Erin Bowers Jean de Dieu Ayabagabo Richard Habimana Samuel Mutiga Dirk Maier Mycotoxins are fungal metabolites that contaminate crops, food, and animal feeds. Aflatoxins and...
Tue, 05/14/2019 - 00:00
Abstract Aflatoxin M1 (AFM1) is a hydroxylated metabolite of aflatoxin B1 (AFB1) and can be excreted in milk of cows after consuming aflatoxin (AF)-contaminated feed. The aim of this research was to assess the levels of total AFs in samples of feedingstuff for dairy cows (n = 193) and the levels of AFM1 in raw bulk tank milk samples (n = 375), in order to estimate the ratio of “...
Mon, 05/13/2019 - 01:11
Publication date: Available online 11 May 2019 Food and Chemical ToxicologyAuthor(s): Lenis Liverpool-Tasie, Nikita Saha Turna, Oluwatoyin Ademola, Adewale Obadina, Felicia WuAbstractAflatoxin and fumonisin are two major foodborne mycotoxins: toxic chemicals produced by fungi that contaminate food commodities including maize, a staple food in sub-Saharan Africa. Aflatoxin causes liver cancer, and...

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