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An Intestinal Gut Organ Culture System for Analyzing Host-Microbiota Interactions
Published on: June 30, 2021
Single cell genomics based insights into the impact of cell-type specific microbial internalization on disease
Jyoti Soni1,2, Rajesh Pandey1,2
1Division of Immunology and Infectious Disease Biology, INtegrative GENomics of HOst PathogEn (INGEN-HOPE) Laboratory, Council of Scientific & Industrial Research-Institute of Genomics and Integrative Biology (CSIR-IGIB), Delhi, India.
Abstract:
Host-microbe interactions are complex and ever-changing, especially during infections, which can significantly impact human physiology in both health and disease by influencing metabolic and immune functions. Infections caused by pathogens such as bacteria, viruses, fungi, and parasites are the leading cause of global mortality. Microbes have evolved various immune evasion strategies to survive within their hosts, which presents a multifaceted challenge for detection. Intracellular microbes, in particular, target specific cell types for survival and replication and are influenced by factors such as functional roles, nutrient availability, immune evasion, and replication opportunities. Identifying intracellular microbes can be difficult because of the limitations of traditional culture-based methods. However, advancements in integrated host microbiome single-cell genomics and transcriptomics provide a promising basis for personalized treatment strategies. Understanding host-microbiota interactions at the cellular level may elucidate disease mechanisms and microbial pathogenesis, leading to targeted therapies. This article focuses on how intracellular microbes reside in specific cell types, modulating functions through persistence strategies to evade host immunity and prolong colonization. An improved understanding of the persistent intracellular microbe-induced differential disease outcomes can enhance diagnostics, therapeutics, and preventive measures.
Insights
Intracellular microbes evade host immunity by residing in specific cells, complicating detection and treatment. Advanced genomics offer personalized strategies for understanding and combating these persistent infections.
Area of Science:
- Microbiology
- Immunology
- Genomics
Background:
- Host-microbe interactions are dynamic, significantly impacting human health and disease, particularly during infections.
- Infections, driven by diverse pathogens, are a major cause of global mortality, with microbes employing complex immune evasion tactics.
- Intracellular microbes pose detection challenges due to their specific cell tropism and the limitations of traditional methods.
Purpose of the Study:
- To explore how intracellular microbes persist within specific host cell types.
- To understand the strategies microbes use to evade host immunity and prolong colonization.
- To highlight the potential of advanced genomic techniques for personalized treatment.
Main Methods:
- Review of current literature on host-microbe interactions and intracellular microbial pathogenesis.
- Focus on single-cell genomics and transcriptomics for analyzing host-microbiota interactions.
- Analysis of microbial immune evasion strategies and their impact on disease outcomes.
Main Results:
- Intracellular microbes selectively inhabit specific host cells, influencing host physiology.
- Microbial persistence strategies are key to evading host immune responses.
- Integrated host microbiome single-cell genomics show promise for personalized diagnostics and therapeutics.
Conclusions:
- Understanding intracellular microbial dynamics at the cellular level is crucial for elucidating disease mechanisms.
- Advanced genomic and transcriptomic approaches can reveal host-pathogen interactions for targeted therapies.
- Improved knowledge of persistent intracellular microbes can enhance diagnostics, therapeutics, and preventive strategies.
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