皮肤疾病中微生物组特征分析方法的演进。

Evolving approaches to profiling the microbiome in skin disease.

机构信息

Department of Dermatology, University of California San Diego, La Jolla, CA, United States.

Department of Pediatrics, University of California San Diego, La Jolla, CA, United States.

出版信息

Front Immunol. 2023 Apr 4;14:1151527. doi: 10.3389/fimmu.2023.1151527. eCollection 2023.

Abstract

Despite its harsh and dry environment, human skin is home to diverse microbes, including bacteria, fungi, viruses, and microscopic mites. These microbes form communities that may exist at the skin surface, deeper skin layers, and within microhabitats such as the hair follicle and sweat glands, allowing complex interactions with the host immune system. Imbalances in the skin microbiome, known as dysbiosis, have been linked to various inflammatory skin disorders, including atopic dermatitis, acne, and psoriasis. The roles of abundant commensal bacteria belonging to and taxa and the fungi , where particular species or strains can benefit the host or cause disease, are increasingly appreciated in skin disorders. Furthermore, recent research suggests that the interactions between microorganisms and the host's immune system on the skin can have distant and systemic effects on the body, such as on the gut and brain, known as the "skin-gut" or "skin-brain" axes. Studies on the microbiome in skin disease have typically relied on 16S rRNA gene sequencing methods, which cannot provide accurate information about species or strains of microorganisms on the skin. However, advancing technologies, including metagenomics and other functional 'omic' approaches, have great potential to provide more comprehensive and detailed information about the skin microbiome in health and disease. Additionally, inter-species and multi-kingdom interactions can cause cascading shifts towards dysbiosis and are crucial but yet-to-be-explored aspects of many skin disorders. Better understanding these complex dynamics will require meta-omic studies complemented with experiments and clinical trials to confirm function. Evolving how we profile the skin microbiome alongside technological advances is essential to exploring such relationships. This review presents the current and emerging methods and their findings for profiling skin microbes to advance our understanding of the microbiome in skin disease.

摘要

尽管环境恶劣干燥,人体皮肤仍然是各种微生物的家园,包括细菌、真菌、病毒和微小螨虫。这些微生物形成群落,可能存在于皮肤表面、更深的皮肤层以及毛囊和汗腺等微生境中,与宿主免疫系统进行复杂的相互作用。皮肤微生物组的失衡,即失调,与各种炎症性皮肤疾病有关,包括特应性皮炎、痤疮和银屑病。属于 和 分类群的丰富共生细菌以及 真菌的作用越来越受到重视,其中某些物种或菌株可能有益于宿主或引起疾病。此外,最近的研究表明,微生物与宿主免疫系统在皮肤上的相互作用可以对身体产生深远的系统性影响,例如对肠道和大脑,称为“皮肤-肠道”或“皮肤-大脑”轴。皮肤疾病中微生物组的研究通常依赖于 16S rRNA 基因测序方法,该方法无法提供关于皮肤微生物物种或菌株的准确信息。然而,包括宏基因组学和其他功能“组学”方法在内的先进技术具有提供关于健康和疾病中皮肤微生物组更全面和详细信息的巨大潜力。此外,种间和多王国相互作用会导致失调的级联转变,这是许多皮肤疾病中至关重要但尚未探索的方面。更好地理解这些复杂的动态需要元组学研究来补充实验和临床试验以确认功能。随着技术的进步,我们需要不断完善皮肤微生物组的分析方法,以探索这些关系。这篇综述介绍了目前和新兴的皮肤微生物分析方法及其研究结果,以增进我们对皮肤疾病中微生物组的理解。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/cb10/10110978/03dab7ecf687/fimmu-14-1151527-g001.jpg

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