Related Experiment Video
Updated: Nov 5, 2025
06:09
Rapid Isolation of Single Cells from Mouse and Human Teeth
Published on: October 28, 2021
3.9K
A single-cell atlas of human teeth
Pierfrancesco Pagella1, Laura de Vargas Roditi2, Bernd Stadlinger3
1Orofacial Development and Regeneration, Faculty of Medicine, Institute of Oral Biology, Center of Dental Medicine, University of Zurich, Plattenstrasse 11, 8032 Zurich, Switzerland.
Iscience
|May 17, 2021
Summary
Researchers mapped human tooth cells, revealing similar stem cells but diverse microenvironments. This finding offers new insights into cell-based dental therapies and tooth regeneration.
Area of Science:
- Biomedical Science
- Cell Biology
- Genomics
Background:
- Teeth are crucial for mastication and speech.
- The cellular and molecular composition of teeth remains incompletely understood.
- Understanding dental cell heterogeneity is vital for biomedical applications.
Purpose of the Study:
- To map the transcriptional landscape of human tooth cells at single-cell resolution.
- To analyze dental stem cell populations and their microenvironments.
- To investigate the cellular and molecular basis of tooth function and regeneration.
Main Methods:
- Single-cell RNA sequencing (scRNA-seq) to profile dental cell transcriptomes.
- Bioinformatic analysis to identify cell populations and molecular signatures.
- Comparative analysis of stem cell populations and their surrounding microenvironments.
Main Results:
- Identified significant cellular heterogeneity within the dental pulp and periodontium.
- Discovered highly similar molecular signatures among different tooth stem cell populations.
- Observed distinct microenvironmental characteristics for stem cells in various tooth compartments.
Conclusions:
- Tooth stem cell populations exhibit molecular similarity, but their functions may be dictated by microenvironmental cues.
- Microenvironmental specificity is a key factor in functional divergence of similar stem cells.
- These findings open new avenues for cell-based regenerative dentistry and therapeutic approaches.
More Related Videos
Related Concept Videos
01:21Tooth Anatomy
1.4K
The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or...
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or...
1.4K
01:15Teeth
1.1K
The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...
1.1K