排水で灌された米にモリブデンが蓄積され,人間への暴露のリスクがあります
Ilker Ugulu1, Zafar Iqbal Khan2, Mehwish Aslam2
1Department of Special Education, Usak University, Usak, Turkey.
まとめ
排水で灌された米のモリブデン (Mo) 濃度は低いため,健康に重大なリスクは存在しなかった. この研究は,様々な灌源にもかかわらず米の消費の安全性を強調し,定期的なモニタリングを強調しています.
科学分野:
- 環境化学 環境化学
- 食品の安全性 食品の安全性について
- トレースエレメント分析
背景:
- モリブデン (Mo) は重要な微量元素ですが,過剰な蓄積は健康に危険をもたらす可能性があります.
- 米は主食であり,米の栽培には,下水を含む様々な水源による灌がしばしば必要である.
- 米におけるMoの蓄積とその健康への影響を理解することは,食品の安全性にとって極めて重要です.
研究 の 目的:
- チューブ井戸水で灌された4種類の米のモリブデン蓄積を混合された排水と比較して評価する.
- 米の消費によるMo曝露による異なる年齢層における潜在的な非発がん性健康リスクの評価.
- 異なる灌条件下で,土壌植物システム内のMoの移転と濃縮を決定する.
主な方法:
- モリブデン (Mo) の濃度の分析 米粒と灌用水で,炎原子吸収スペクトロフォトメトリ (AAS) を用いた.
- モビリティを評価するために,エンリッチメントおよび転送インデックスの計算.
- さまざまな年齢層における健康リスク評価のためのターゲット危険系数 (THQ) の決定.
主要な成果:
- 米粒のモリブデン濃度は低く,0.00073から0.012mg/kgであった.
- 混合排水灌により,チューブ井戸水と比較して,米と血清にMo濃度が高くなりました.
- 濃縮と移転指数は,土壌植物系におけるMoの移動性が弱いことを示した.
- 評価されたすべての年齢層は,ターゲット危険系数 (THQ) が1未満を示しており,有意な非発がん性健康リスクがないことを示しています.
結論:
- 米の消費は,混ぜた排水で灌しても,低レベルのモリブデンにより,有意な非発がん性健康リスクは発生しません.
- 混合排水灌はMoの露出を増加させるが,健康への有害な影響は認められていない.
- 継続的な食品安全を確保するために,灌水の定期的なモニタリングと米中のモリブデン濃度のモニタリングが推奨されます.
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