Integrated analysis of the aqueous humor microbiome and lens capsule transcriptome in high myopia cataract: a pilot study - Report - MDSpire

Integrated analysis of the aqueous humor microbiome and lens capsule transcriptome in high myopia cataract: a pilot study

  • By

  • Yaoyan Qiu

  • Wenting Cai

  • Zihan Xie

  • Chenxi Li

  • Fan Yang

  • Yiyong Qian

  • Jingwu Song

  • Tianyu Zheng

  • June 16, 2026

  • 0 min

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Clinical Report: Aqueous Humor Microbiome and Lens Capsule in High Myopia Cataract

Overview

This study investigates the aqueous humor microbiome and lens capsule transcriptome in patients with high myopia cataract. Significant alterations in microbial diversity and metabolic pathways were observed.

Background

High myopia is a significant risk factor for cataract development, complicating surgical procedures and increasing postoperative complications. Understanding the unique mechanisms behind high myopia-associated cataracts is crucial.

Data Highlights

Microbial ChangesAbundance
EscherichiaDecreased
NeisseriaIncreased
CapnocytophagaIncreased
VeillonellaIncreased
RhodococcusIncreased
JenseniaIncreased
CorynebacteriumIncreased

Key Findings

  • High myopia cataract patients showed significant alterations in aqueous humor microbial diversity.
  • Decreased abundance of Escherichia and increased abundance of Neisseria, Capnocytophaga, Veillonella, Rhodococcus, Jensenia, and Corynebacterium were noted.
  • Functional predictions indicated shifts in local metabolic pathways associated with cataract progression.
  • Transcriptomic analysis revealed reprogramming of metabolism-related genes in the lens capsule.
  • Activation of downstream signaling pathways, including ErbB and HIF-1, was observed, linked to lens epithelial cell apoptosis.

Clinical Implications

The findings indicate that the aqueous humor microbiome may influence the metabolic microenvironment of the lens.

Conclusion

This preliminary investigation highlights the complex interplay between the aqueous humor microbiome and lens capsule transcriptome in high myopia cataract.

Related Resources & Content

  1. Ophthalmology Management, Research Update, 2013 -- Research Digest
  2. Ophthalmology Management, Inflammatory Cytokines Persist Years After Cataract Surgery, 2025 -- Inflammatory Cytokines Persist Years After Cataract Surgery
  3. Retinal Physician, Bacterial Sequestration by Conjunctival Mucous, 2020 -- Bacterial Sequestration by Conjunctival Mucous
  4. ESCRS Guideline, 2024 -- Full Extended Guideline
  5. PMC, Incidence and Risk Factors for Retinal Detachment and Retinal Tear after Cataract Surgery, 2023 -- IRIS® Registry Analysis
  6. Retinal Physician — CLINICAL TRIAL UPDATE
  7. Complications of high myopia: An update from clinical manifestations to underlying mechanisms
  8. https://www.escrs.org/media/ooama3sf/full-extended-guideline-24092025.pdf
  9. Incidence and Risk Factors for Retinal Detachment and Retinal Tear after Cataract Surgery: IRIS® Registry (Intelligent Research in Sight) Analysis - PMC

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