To live or to die: competitive exclusion of Schistosoma japonicum by Exorchis sp. in Oncomelania hupensis - Takeaways - MDSpire

To live or to die: competitive exclusion of Schistosoma japonicum by Exorchis sp. in Oncomelania hupensis

  • By

  • Shukun Zhong

  • Ziyi Dai

  • Rundong Ji

  • Huilan Wang

  • Mao Zheng

  • Shuaiqin Huang

  • May 29, 2026

  • 0 min

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  • 1

    Schistosomiasis, caused by Schistosoma blood flukes, affects approximately 250 million people globally, particularly in tropical and subtropical regions.

  • 2

    Oncomelania hupensis is the obligate intermediate host for Schistosoma japonicum, making its control crucial for schistosomiasis elimination.

  • 3

    Prior infection with Exorchis sp. can completely block subsequent infection by S. japonicum in O. hupensis through competitive exclusion.

  • 4

    The review synthesizes knowledge on Exorchis sp. and S. japonicum interactions, focusing on biological dynamics and immune mechanisms.

  • 5

    Understanding the competitive dynamics between these trematodes may inform future strategies for schistosomiasis control without chemical molluscicides.

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