Exploring the oral microbiome: from traditional techniques to advanced omics and databases.
Arora PK, Ali M, Singh AP, Dubey VK, Srivastava A
Microbiome Methods
The microbial research methods described here — sequencing, metagenomics, metabolomics — are the same toolkit soil scientists use to decode the underground communities that feed your garden plants, so advances in oral microbiome methodology often trickle directly into soil health research.
Scientists have developed powerful tools to identify which tiny organisms live in the human mouth and what they're doing there. This review summarizes those tools — from gene-reading techniques to large online databases — that help researchers understand how mouth microbes affect our health. The same methods are increasingly used to study beneficial microbes in soil and on plant roots.
Key Findings
16S rRNA gene sequencing is the primary method for profiling bacterial species in the oral cavity, including pathogens linked to cavities, gum disease, and oral cancer.
18S rRNA gene sequencing complements bacterial analysis by revealing fungal and protist members of the oral microbiome, including parasites.
Dedicated databases such as the Human Oral Microbiome Database (HOMD) and Oral Microbiome Database (OMD) provide curated reference data that accelerate community-level research.
chevron_right Technical Summary
This minireview surveys the molecular and bioinformatic tools used to study the oral microbiome — the community of bacteria, fungi, and protists living in the human mouth — and highlights key databases that catalog this microbial diversity. It covers sequencing techniques and omics approaches that help researchers link specific microbes to dental disease and oral cancer.
Abstract Preview
The oral microbiome comprises analysis of microbes within the oral cavity. Omics, molecular, and bioinformatic methods have significant functions in examining the diversity, composition, and functi...
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