IBD関連大腸発がんにおけるプロバイオティクスおよびプレバイオティクスのメカニズム:最近の進歩
Xueru Fan1,2, Xiaoge Wang1, Yang Chao1,2
1Department of Gastroenterology, The First Affiliated Hospital of Henan University of Traditional Chinese Medicine, Zhengzhou, China.
Frontiers in nutrition
|February 4, 2026
まとめ
炎症性腸疾患(IBD)は大腸がん(CRC)のリスクを高める。プロバイオティクスとプレバイオティクスは、腸内細菌叢と炎症を調節してIBD関連CRCを予防する可能性を示している。
科学分野:
- 消化器病学と腫瘍学
- マイクロバイオーム研究
背景:
- 炎症性腸疾患(IBD)は、大腸がん(CRC)のリスク増加と関連する慢性炎症性疾患である。
- 腸内細菌叢の異常と持続的な腸内炎症は、IBD関連大腸発がん(IBD-CRC)の主要な推進要因である。
研究 の 目的:
- IBD-CRCにおける炎症、微生物叢、免疫の相互作用をレビューする。
- IBD-CRCの予防と治療におけるプロバイオティクスとプレバイオティクスの役割を探る。
主な方法:
- IBD-CRCにおける炎症、微生物叢、免疫のメカニズムを統合した文献レビュー。
- 微生物叢、バリア機能、炎症、抗腫瘍免疫に対するプロバイオティクスとプレバイオティクスの効果に焦点を当てる。
- プロバイオティクスとプレバイオティクスの有効性に関する前臨床および臨床エビデンスの議論。
主要な成果:
- プロバイオティクスとプレバイオティクスは、腸内細菌叢を再構築し、上皮バリア機能を強化し、炎症シグナル伝達を阻害することができる。これらの介入は、抗腫瘍免疫を活性化し、IBD関連CRCを遅延または予防する可能性がある。前臨床および臨床研究からのエビデンスが、それらの治療の可能性を支持している。
結論:
- プロバイオティクスとプレバイオティクスは、微生物叢の異常と炎症を標的とすることにより、IBD-CRCの管理において有望である。
- 今後の研究では、微生物叢を標的とした治療とがん予防のためのカスタマイズされたシナバイオティクス戦略に焦点を当てるべきである。
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