Related Experiment Video
Updated: Oct 3, 2025
07:07
Efficient Derivation of Retinal Pigment Epithelium Cells from Stem Cells
Published on: March 8, 2015
9.4K
Pigment cells: Paragons of cellular development
1Biochemistry and Microbiology, University of Victoria, Victoria, BC, Canada.
Current Topics in Developmental Biology
|February 14, 2022
Summary
Sea urchin pigment cells, crucial for larval immunity, develop from a specific cell lineage. Their study reveals how cell signaling guides genetic interactions for development and differentiation.
Area of Science:
- Developmental biology
- Immunology
- Marine biology
Background:
- Sea urchin larvae possess pigmented cells in their outer epithelium.
- These pigment cells originate from a distinct mesodermal lineage.
- They form a critical part of the larval immune system.
Purpose of the Study:
- To review studies on sea urchin pigment cell development.
- To highlight pigment cells as a model for understanding cellular development.
- To explore the role of cell signaling in morphogenesis and differentiation.
Main Methods:
- Review of existing literature on pigment cell development in sea urchins.
- Analysis of genetic interactions and cellular signaling pathways.
- Observation of cell migration and differentiation during larval stages.
Main Results:
- Pigment cells are specified early in development through cell signaling.
- These cells undergo morphogenesis, migration, and differentiation to become immunocytes.
- Cellular signaling orchestrates genetic networks essential for development.
Conclusions:
- Sea urchin pigment cells are a valuable experimental model.
- Further research on these cells can refine understanding of cellular development.
- Pigment cell development provides insights into morphogenesis and differentiation.
More Related Videos
Related Concept Videos
01:19Pigmentation
3.2K
The color of the skin is influenced by a number of pigments, including melanin, carotene, and hemoglobin. Recall that melanin is produced by cells called melanocytes, which are found scattered throughout the stratum basale of the epidermis. The melanin is transferred to the keratinocytes via melanosomes.
Melanin occurs in two primary forms: eumelanin that provides black and brown pigment and pheomelanin that provides red color. Dark-skinned individuals produce more melanin than those with pale...
Melanin occurs in two primary forms: eumelanin that provides black and brown pigment and pheomelanin that provides red color. Dark-skinned individuals produce more melanin than those with pale...
3.2K
01:21EPS and iPS Cells in Disease Research
2.9K
Embryonic and induced pluripotent stem cells are excellent models for disease research because of their ability to self-renew and differentiate into most cell types. Somatic cells from a patient are isolated and reprogrammed into induced pluripotent stem cells or iPSCs. These iPSCs are later differentiated into the desired cell type, which mirrors the diseased cell of the patient. In this way, disease models have been created for investigating diseases such as Down syndrome, type I diabetes,...
2.9K
01:22iPS Cell Differentiation
2.8K
The ability of induced pluripotent stem cells or iPSCs to differentiate into most body cell types has stimulated repair and regenerative medicine research over the past few decades. iPSC-derived blood cells, hepatocytes, beta islet cells, cardiomyocytes, neurons, and other cell types can repair injuries or regenerate damaged tissue in diseases such as diabetes and neurodegenerative disorders.
2.8K
00:57Cellular Differentiation
4.0K
How does a complex organism such as a human develop from a single cell? It all starts from a single fertilized egg which gives rise to a vast array of cell types, such as nerve cells, muscle cells, and epithelial cells that characterize the adult? Throughout development and adulthood, cellular differentiation leads cells to assume their final morphology and physiology. Differentiation is the process by which unspecialized cells become specialized to carry out distinct functions.
A zygote is a...
A zygote is a...
4.0K