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

Polarity of the Cytoskeleton01:18

Polarity of the Cytoskeleton

The intrinsic polarity of cells can be primarily attributed to two factors- i) the asymmetric accumulation of mobile components such are regulatory molecules and subcellular components across the cell and ii) the orientation of polar cytoskeletal filaments that make up the cytoskeletal networks, specifically microfilaments, and microtubules arranged along the axis of polarity. Interactions between the cytoskeletal filaments are crucial for the establishment and maintenance of the polar nature...
Multipotency and Niche of Bulge Stem Cell01:06

Multipotency and Niche of Bulge Stem Cell

A hair follicle or HF is a small part of the skin that produces the hair shaft. Paul Gerson Unna was the first to observe a bulge in the human hair follicle's outer root sheath (ORS). The bulge is present between the sebaceous gland and the arrector pili muscle and is the niche for hair follicle stem cells (HFSCs). The bulge is also a niche for melanocyte stem cells, and their loss results in graying of hair. The HFSCs express Sox9 and Lhx2, which help them maintain stemness and prevent...
Buoyancy and Stability for Submerged and Floating Bodies01:11

Buoyancy and Stability for Submerged and Floating Bodies

In fluid mechanics, buoyancy and stability are key concepts for understanding the behavior of submerged and floating bodies. When a stationary body is fully or partially submerged in a fluid, the fluid exerts a force on the body known as the buoyant force. This force acts vertically upward through a point called the center of buoyancy, which is the center of the displaced fluid volume. According to Archimedes' principle, the magnitude of the buoyant force is equal to the weight of the fluid...
Stability of structures01:14

Stability of structures

In mechanical engineering, the stability of systems under various forces is critical for designing durable and efficient structures. One fundamental way to explore these concepts is by analyzing systems like two rods connected at a pivot point, O, with a torsional spring of spring constant k at the pivot point. This system is similar in appearance to a scissor jack used to change tires on a car. In this case, the arms of the linkage (equivalent to the rods in this system) are entirely vertical,...
Regulation of Water Output01:26

Regulation of Water Output

The human body predominantly expels water through the urinary system. On average, an individual generates around 1.5 liters of urine each day. This amount can fluctuate based on how well a person is hydrated, but a critical minimum quantity of urine must be produced to ensure the body's proper functioning. Daily, the kidneys remove 600 to 1200 milliosmoles of dissolved substances, effectively excreting excess minerals and water-soluble toxins such as creatinine, urea, and uric acid from the...
Tonicity in Animals01:16

Tonicity in Animals

Tonicity describes the amount of solute in a solution. The measure of the tonicity of a solution, or the total amount of solutes dissolved in a specific amount of solution, is called its osmolarity. Three terms—hypotonic, isotonic, and hypertonic—are used to relate the osmolarity of a cell to the osmolarity of the extracellular fluid that contains the cells. In a hypotonic solution, such as tap water, the extracellular fluid has a lower concentration of solutes than the fluid inside the cell,...

You might also read

Related Articles

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

Sort by
Same author

Sulfone-decorated hypercrosslinked polymers for sacrificial light-driven hydrogen evolution from water.

Journal of materials chemistry. A·2026
Same author

Engineering hierarchical porosity in MOFs for host-guest chemistry with large organometallic complexes.

Journal of materials chemistry. A·2026
Same author

Photocatalytic Ammonia Synthesis using Fe-Based MOFs: The Role of Ligand Functionalization.

Journal of the American Chemical Society·2026
Same author

Ferric carboxymaltose increases fracture risk in patients and reduces bone formation in mice with iron deficiency anemia.

Blood·2026
Same author

Reactivation of the silenced <i>BASP1</i> gene suppresses oncogenic WNT signaling in human colorectal cancer cells.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Structural and Plasmonic Evolution in Mixed-Dimensionality Bismuth/Graphene Heterostructures.

ACS applied materials & interfaces·2026
Same journal

Spatiotemporal dynamics of lineage-specific epithelial maturation in the developing mouse stomach.

The International journal of developmental biology·2026
Same journal

Dynein axonemal assembly factors (<i>dnaaf</i>) 5 and 9 are expressed in ciliated organs of zebrafish embryos.

The International journal of developmental biology·2026
Same journal

A chloroquine sensitivity gradient induces tissue regeneration and maintenance phenotypes in planarians.

The International journal of developmental biology·2026
Same journal

Sialylated glycoproteins and sialyltransferases involved in mesoderm-derived organ formation during embryogenesis.

The International journal of developmental biology·2026
Same journal

The <i>Hydra</i> FGF family - dispersed across the genome and expressed locally.

The International journal of developmental biology·2026
Same journal

Correction: Inhibition of COX2 impairs angiogenesis and causes vascular defects in developing zebrafish embryos.

The International journal of developmental biology·2025
See all related articles

Related Experiment Video

Updated: May 21, 2026

Generation of Transgenic Hydra by Embryo Microinjection
09:10

Generation of Transgenic Hydra by Embryo Microinjection

Published on: September 11, 2014

Stemness in Hydra - a current perspective.

Bert Hobmayer1, Marcell Jenewein, Dominik Eder

  • 1Department for Evolutionary Developmental Biology, Institute of Zoology and Center for Molecular Biosciences, University of Innsbruck , Austria. bert.hobmayer@uibk.ac.at

The International Journal of Developmental Biology
|June 13, 2012
PubMed
Summary
This summary is machine-generated.

Hydra

More Related Videos

Generation and Long-term Maintenance of Nerve-free Hydra
06:33

Generation and Long-term Maintenance of Nerve-free Hydra

Published on: July 7, 2017

Related Experiment Videos

Last Updated: May 21, 2026

Generation of Transgenic Hydra by Embryo Microinjection
09:10

Generation of Transgenic Hydra by Embryo Microinjection

Published on: September 11, 2014

Generation and Long-term Maintenance of Nerve-free Hydra
06:33

Generation and Long-term Maintenance of Nerve-free Hydra

Published on: July 7, 2017

Area of Science:

  • Stem cell biology
  • Developmental biology
  • Regeneration research

Background:

  • Hydra serves as a model organism for pattern formation and regeneration.
  • It is increasingly utilized to investigate ancestral stem cell biology.
  • Hydra's body comprises three distinct cell lineages with stem cell properties.

Purpose of the Study:

  • To delineate stemness variations between ectodermal, endodermal, and interstitial cell lineages in Hydra.
  • To compare cellular properties and decision-making processes across these lineages.
  • To explore the genetic underpinnings of stemness in Hydra.

Main Methods:

  • Comparative analysis of cellular properties.
  • Evaluation of cell lineage decision-making.
  • Examination of stemness-related gene regulatory networks.

Main Results:

  • Significant variations in stemness characteristics are anticipated among the three Hydra cell lineages.
  • Differences in gene regulatory networks are expected to underlie these variations.
  • Wnt signaling pathways and Myc oncoproteins are identified as key regulators.

Conclusions:

  • Hydra's distinct cell lineages exhibit differential stemness properties.
  • Gene regulatory networks, particularly involving Wnt and Myc, are crucial for regulating proliferation and differentiation.
  • Further research into these pathways will illuminate stem cell regulation in Hydra.