Human respiratory organoids sustained reproducible propagation of human rhinovirus C and elucidation of virus-host interaction
2024

Human respiratory organoids help study rhinovirus C

Sample size: 9 publication 10 minutes Evidence: high

Author Information

Author(s): Li Cun, Yu Yifei, Wan Zhixin, Chiu Man Chun, Huang Jingjing, Zhang Shuxin, Zhu Xiaoxin, Lan Qiaoshuai, Deng Yanlin, Zhou Ying, Xue Wei, Yue Ming, Cai Jian-Piao, Yip Cyril Chik-Yan, Wong Kenneth Kak-Yuen, Liu Xiaojuan, Yu Yang, Huang Lin, Chu Hin, Chan Jasper Fuk-Woo, Clevers Hans, Yuen Kwok Yung, Zhou Jie

Primary Institution: The University of Hong Kong

Hypothesis

We hypothesized that respiratory organoids may be susceptible to HRV-C and sustain virus cultivation.

Conclusion

The study developed an organoid-based system to propagate HRV-C and characterized its infection in respiratory organoids.

Supporting Evidence

  • Airway organoids were inoculated with HRV-C positive clinical specimens, showing increased viral load.
  • Nasal organoids sustained serial propagation of HRV-C without any intervention.
  • CYT387 treatment enabled serial HRV-C passage in airway organoids.
  • RNA sequencing revealed a stronger innate immune response in airway organoids than in nasal organoids.
  • CDHR3 was identified as the receptor for HRV-C in both airway and nasal organoids.

Takeaway

Scientists created tiny lung models to grow a cold virus that usually can't be grown in labs, helping us understand how it works.

Methodology

The study used human respiratory organoids to propagate HRV-C and assess virus-host interactions.

Limitations

The study primarily focused on HRV-C and may not generalize to other viruses.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1038/s41467-024-55076-2

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