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Related Concept Videos

The Effect of Aging on Tissues01:19

The Effect of Aging on Tissues

Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...

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Inflammation in Development and Aging: Insights from the Zebrafish Model.

Marta Mastrogiovanni1,2, Francisco Juan Martínez-Navarro3,4, Teresa V Bowman1,2

  • 1Department of Developmental and Molecular Biology, Albert Einstein College of Medicine, Bronx, NY 10461, USA.

International Journal of Molecular Sciences
|February 24, 2024
PubMed
Summary
This summary is machine-generated.

Zebrafish models reveal how inflammation impacts development and aging. These pathways are crucial for embryogenesis but linked to adult cancers, highlighting dual roles in health and disease.

Keywords:
Danio rerioagingdevelopmenthematopoiesisimmune signalingimmunityinflammaginginflammationzebrafish

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Area of Science:

  • Comparative genomics
  • Developmental biology
  • Immunology

Background:

  • Zebrafish (Danio rerio) offer significant genetic similarity to humans, rapid development, and genetic manipulability, making them valuable for disease modeling.
  • The zebrafish system is instrumental in studying inflammation's role in host defense, immune responses, tissue regeneration, and drug screening.

Purpose of the Study:

  • To investigate the multifaceted roles of inflammatory pathways during zebrafish development and aging.
  • To elucidate the dual functions of inflammation in embryogenesis and adult disease states.

Main Methods:

  • Utilized zebrafish as a model organism for studying complex biological processes.
  • Analyzed inflammatory signaling pathways in developmental and aging contexts.

Main Results:

  • Demonstrated that inflammatory pathways play instructive or beneficial roles during zebrafish embryogenesis.
  • Identified associations between these same inflammatory pathways and malignancies in adult zebrafish.

Conclusions:

  • Zebrafish serve as a critical model for understanding the intricate involvement of inflammation in both development and aging.
  • The study highlights the context-dependent functions of inflammatory signaling, essential for embryogenesis and implicated in adult diseases.