在加拿大安大略省种植的小麦和玉米中共发生菌毒素的多年研究
Megan J Kelman1, J David Miller2, Justin B Renaud1
1London Research and Development Centre, Agriculture and Agri-Food Canada, 1391 Sandford Street, London, ON N5V 4T3, Canada.
Toxins
|August 28, 2024
概括
加拿大谷物中出现了新兴的真菌毒素,如斯特里格matocystin,而diacetoxyscirpenol的风险较低. 持续监测脱氧尼瓦伦和泽拉伦对于食品安全至关重要.
科学领域:
- 农业科学 农业科学
- 食品科学 食品科学 食品科学
- 菌类学 菌类学是指菌类学.
背景情况:
- 加拿大谷物的真菌毒素污染受到变化的天气模式的影响.
- 脱氧尼瓦伦醇 (DON) 和泽拉伦在加拿大东部的谷物中普遍存在.
- 新出现的担忧包括斯特里格matocystin和diacetoxyscirpenol.
研究的目的:
- 对安大略省小麦和玉米中的真菌毒素进行全面调查.
- 评估新出现的真菌毒素的流行程度及其与真菌生物质的关系.
- 在三年内监测真菌毒素概况的趋势.
主要方法:
- 在三年内从安大略省农场收集了159个小麦和160个玉米样本.
- 用LC-MS/MS.分析了33种真菌毒素和二次代谢物的样本.
- 测量埃尔戈斯特醇以估计真菌生物量.
主要成果:
- 在小麦中检测到斯特里格马托西斯,该小麦具有较高的厄戈斯特醇水平.
- 在小麦或玉米中没有检测到二甲氧化,这表明风险低.
- 在小麦中观察到脱氧尼瓦伦醇与脱氧尼瓦伦醇-3-葡萄糖化物比率的变化.
结论:
- 在安大略省小麦和玉米中的真菌毒素概况在三年内显示了一些变化.
- 斯特里格马托西斯是一种新兴的真菌毒素,在小麦中引起潜在关注.
- 持续监测是必要的,以确保食品链的安全,特别是新出现的真菌毒素.
关键词:
这就是LC-MS.脱氧尼瓦伦诺 (deoxynivalenolenol) 是一种除氧剂.迪亚塞托克西斯 (diacetoxyscirpenol) 是一种有毒的药物.菌类毒素 (mycotoxins) 是一种有毒的物质.绝缘性结核细胞结核细胞.在Tricho的场景里.更多相关视频
11:16A Hydroponic Co-cultivation System for Simultaneous and Systematic Analysis of Plant/Microbe Molecular Interactions and Signaling
Published on: July 22, 2017
14.0K
08:28Mycorrhizal Maps as a Tool to Explore Colonization Patterns and Fungal Strategies in the Roots of Festuca rubra and Zea mays
Published on: August 26, 2022
2.7K
相关概念视频
01:29Sources of Food Contamination
Contamination of food by microbial agents and natural toxins poses significant risks to public health. These hazards can be introduced at various points across the food supply chain, ranging from environmental sources to processing and storage stages. Understanding these contamination pathways is critical for developing strategies to ensure food safety.Seafood is particularly vulnerable to contamination through both environmental exposure and microbial colonization. Toxins from harmful algal...
01:23Investigation of Disease Outbreaks
Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...