Updated: Mar 22, 2026

The Mouse Hindbrain As a Model for Studying Embryonic Neurogenesis
Published on: January 29, 2018
Galo Garcia1, Jeremy F Reiter1
1Department of Biochemistry and Biophysics, Cardiovascular Research Institute, University of California, San Francisco, San Francisco, CA 94158 USA.
The basal body is a key structure that helps form cilia in mouse cells. It is made up of a core of nine microtubules called the mother centriole. This structure anchors to the cell membrane through appendages, which help position and orient the cilium. Mouse basal bodies may differ from those in other organisms, especially in how their appendages are arranged. For example, basal bodies in primary cilia are connected to daughter centrioles, but those in multiciliated cells are not. Recent studies have identified many components of mouse basal bodies, and mice remain a valuable model for studying their function. Understanding these structures may help explain how cilia work and how defects in them arise.
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Area of Science:
Background:
The structure and function of basal bodies remain incompletely understood in many organisms. Prior research has shown that basal bodies serve as the foundation for cilia formation. However, the precise mechanisms by which they dictate ciliary positioning and orientation are still unclear. The mouse model has provided unique insights into basal body structure due to its genetic tractability. Yet, the diversity in appendage architecture across cell types has not been fully explored. No prior work had resolved how mouse basal bodies differ from those in other species. This gap motivated further investigation into mouse-specific features. Understanding these differences may help clarify conserved versus species-specific aspects of ciliary biology. The mouse remains a valuable system for dissecting the genetic basis of basal body function.
Purpose Of The Study:
This study aims to provide a detailed overview of mouse basal body structure and function. The specific problem lies in the lack of clarity regarding how mouse basal bodies differ from those in other organisms. The motivation stems from the need to better understand ciliary positioning and function in mice. The authors propose that mouse basal bodies may serve as a model for studying ciliary defects. The study focuses on the architecture of appendages and their role in ciliary formation. It also seeks to clarify how basal body structure influences ciliary function. The authors suggest that mouse basal bodies may differ in their organization from other species. This could impact how ciliary defects are studied in mice.
The basal body serves as the foundation for cilia formation and determines their position and orientation.
Mouse basal bodies may have different appendage architecture compared to other species, such as in multiciliated versus primary cilia.
The mother centriole is the core of the basal body and is inherited during mitosis.
Mouse models allow for genetic studies of basal body components and their functions.
Main Methods:
The authors review existing literature on mouse basal body structure and function. They analyze structural differences between mouse and other species' basal bodies. The study includes comparisons of appendage architecture across cell types. The authors examine how basal bodies anchor to the membrane and support ciliary axonemes. They also consider the role of the mother centriole in basal body formation. The review approach includes a synthesis of findings from multiple studies. The authors highlight the importance of mouse-specific features in ciliary biology. They propose that mouse models are particularly useful for genetic studies of basal body function.
Main Results:
Mouse basal bodies are composed of nine triplet microtubules arranged in a cylindrical structure. The mother centriole serves as the core of the basal body and is inherited during mitosis. Basal bodies anchor to the membrane via distal appendages known as transition fibers. The position and orientation of the basal body dictate those of the cilium. Appendage architecture varies between cell types in mice. For example, basal bodies of primary cilia are connected to daughter centrioles. In contrast, those of multiciliated cells are not. This structural difference may influence ciliary function. The mouse model has identified many components of the basal body. These findings suggest that mouse basal bodies may differ from those in other organisms.
Conclusions:
The authors suggest that mouse basal bodies may differ in structure from those in other species. They propose that mouse-specific features may impact ciliary function. The authors highlight the importance of mouse models in studying basal body function. They suggest that mouse basal bodies may provide insights into conserved and species-specific features. The authors indicate that mouse studies may clarify how appendage architecture influences ciliary positioning. They propose that mouse basal bodies may serve as a model for genetic studies of ciliary defects. The authors suggest that mouse basal bodies may differ from those in other organisms. These findings may help clarify how basal body structure influences ciliary function.
Transition fibers are distal appendages that anchor the basal body to the cellular membrane.
Mouse studies may help clarify how basal body structure influences ciliary function and defects.