Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Levels of Organization01:09

Levels of Organization

141.5K
Biological organization is the classification of biological structures, ranging from atoms at the bottom of the hierarchy to the Earth's biosphere. Each level of the hierarchy represents an increase in complexity that builds upon the previous level.
Molecules Are Composed of Atoms, and Biomolecules Are Assembled from Molecules:
The most basic levels include atoms, molecules, and biomolecules. Atoms, the smallest unit of ordinary matter, are composed of a nucleus and electrons. Molecules...
141.5K
Accessory Organs01:31

Accessory Organs

74.4K
Accessory organs are those that participate in the digestion of food but do not come into direct contact with it like the mouth, stomach, or intestine do. Accessory organs secrete enzymes into the digestive tract to facilitate the breakdown of food.
74.4K
Organic Compounds03:02

Organic Compounds

57.5K
All living things are formed mostly of carbon compounds called organic compounds. The category of organic compounds includes both natural and synthetic compounds that contain carbon. Although a single, precise definition has yet to be identified by the chemistry community, most agree that a defining trait of organic molecules is the presence of carbon as the principal element, bonded to hydrogen and other carbon atoms. However, some carbon-containing compounds such as carbonates, cyanides, and...
57.5K
Transgenic Organisms00:53

Transgenic Organisms

33.5K
Overview
33.5K
Organization of Genes02:07

Organization of Genes

73.7K
Overview
73.7K
Types of Genetic Transfer Between Organisms02:18

Types of Genetic Transfer Between Organisms

31.0K
Genetic transfer occurs when genetic information is passed from one organism to another. It occurs via two mechanisms: vertical gene transfer and horizontal gene transfer. Vertical gene transfer occurs when genetic information is transferred from one generation to the next, which happens much more frequently than horizontal gene transfer. Both sexual and asexual reproduction are forms of vertical gene transfer, where one or more organisms pass some or all of their genome onto their progeny.
31.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Cell death in regeneration and cell turnover: Lessons from planarians and Drosophila.

Seminars in cell & developmental biology·2025
Same author

Autophagy in Tissue Repair and Regeneration.

Cells·2025
Same author

Cell Death Regulation by Smed-foxO in the Planarian Schmidtea mediterranea.

Methods in molecular biology (Clifton, N.J.)·2024
Same author

TUNEL Staining in Sections of Paraffin-Enabled Planarians.

Methods in molecular biology (Clifton, N.J.)·2023
Same author

Wnt/β-catenin signalling is required for pole-specific chromatin remodeling during planarian regeneration.

Nature communications·2023
Same author

<i>FoxK1</i> is Required for Ectodermal Cell Differentiation During Planarian Regeneration.

Frontiers in cell and developmental biology·2022
Same journal

Cilia and flagella - Current insights from diverse experimental systems.

Seminars in cell & developmental biology·2026
Same journal

Editorial for special issue "When should mathematical models be used in biology".

Seminars in cell & developmental biology·2026
Same journal

Conserved machinery, divergent functions: evolutionary plasticity of the STK36/ULK4 kinase complex in ciliogenesis and signaling.

Seminars in cell & developmental biology·2026
Same journal

Chemical biology tools for studying tissue development.

Seminars in cell & developmental biology·2026
Same journal

Tetrahymena as a model organism for cilia research.

Seminars in cell & developmental biology·2026
Same journal

Emerging Concepts in Cardiovascular Development and Regeneration.

Seminars in cell & developmental biology·2026
See all related articles

Related Experiment Video

Updated: Feb 10, 2026

A Planarian Motility Assay to Gauge the Biomodulating Properties of Natural Products
07:13

A Planarian Motility Assay to Gauge the Biomodulating Properties of Natural Products

Published on: May 30, 2020

6.3K

Planarian organizers.

Miquel Sureda-Gomez1, Teresa Adell1

  • 1Departament de Genètica, Microbiologia i Estadística, Facultat de Biologia, Universitat de Barcelona and Institut de Biomedicina de la Universitat de Barcelona (IBUB), Barcelona, Catalunya, Spain.

Seminars in Cell & Developmental Biology
|May 27, 2018
PubMed
Summary
This summary is machine-generated.

Planarian flatworms possess regenerative organizers at their anterior and posterior tips, crucial for regenerating complex body parts. This study reviews their molecular networks and role in regeneration and homeostasis.

Keywords:
Axial patterningBody axisCell signalingRegeneration

More Related Videos

Planarian Ovary Dissection for Ultrastructural Analysis and Antibody Staining
04:08

Planarian Ovary Dissection for Ultrastructural Analysis and Antibody Staining

Published on: September 10, 2021

1.9K
Chemical Amputation and Regeneration of the Pharynx in the Planarian Schmidtea mediterranea
06:14

Chemical Amputation and Regeneration of the Pharynx in the Planarian Schmidtea mediterranea

Published on: March 26, 2018

11.5K

Related Experiment Videos

Last Updated: Feb 10, 2026

A Planarian Motility Assay to Gauge the Biomodulating Properties of Natural Products
07:13

A Planarian Motility Assay to Gauge the Biomodulating Properties of Natural Products

Published on: May 30, 2020

6.3K
Planarian Ovary Dissection for Ultrastructural Analysis and Antibody Staining
04:08

Planarian Ovary Dissection for Ultrastructural Analysis and Antibody Staining

Published on: September 10, 2021

1.9K
Chemical Amputation and Regeneration of the Pharynx in the Planarian Schmidtea mediterranea
06:14

Chemical Amputation and Regeneration of the Pharynx in the Planarian Schmidtea mediterranea

Published on: March 26, 2018

11.5K

Area of Science:

  • Developmental Biology
  • Regenerative Biology
  • Planarian Biology

Background:

  • Organizers are cell groups secreting factors that guide tissue patterning, first identified in embryonic development.
  • The role of organizers in adult regeneration remains largely unknown, despite its necessity for tissue repair.
  • Planarians exhibit remarkable regeneration capabilities, making them a key model for studying regenerative processes.

Purpose of the Study:

  • To review current knowledge on planarian regenerative organizers.
  • To summarize data identifying anterior and posterior tips as key organizers in planarians.
  • To discuss molecular networks, homeostasis, and future research directions in planarian regeneration.

Main Methods:

  • Literature review of existing studies on planarian regeneration and organizers.
  • Synthesis of data identifying and characterizing planarian anterior and posterior regenerative organizers.
  • Analysis of molecular mechanisms underlying organizer function in planarians.

Main Results:

  • Planarian anterior and posterior tips function as regenerative organizers.
  • Molecular networks defining these organizers are being elucidated.
  • Organizing activity is present in planarians during normal homeostasis.

Conclusions:

  • Planarian regenerative organizers are critical for their exceptional healing abilities.
  • Understanding these organizers offers insights into developmental biology and regenerative medicine.
  • Further research is needed to fully unravel the complexities of planarian regeneration.