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Related Concept Videos

Clot Retraction and Fibrinolysis01:16

Clot Retraction and Fibrinolysis

After a fibrin clot is formed, the next step is clot retraction, a vital process facilitated by platelet contractile proteins, such as actin and myosin. These proteins pull the fibrin strands closer together and condense the clot. This action reduces the size of the clot, creating a smaller, denser structure that effectively seals off the damaged vessel. Clot retraction consolidates the clot and helps with wound healing by bringing the edges of the damaged blood vessel closer together.
Cytoskeletal Linker Proteins - Plakins01:09

Cytoskeletal Linker Proteins - Plakins

Plakins are large proteins with binding domains for microtubules, microfilaments, intermediate filaments, and membrane-associated protein complexes at cell junctions. Plakin functions are evolutionarily conserved and are primarily involved in organizing the different components of the cytoskeleton by crosslinking them to each other and connecting them to the cell-matrix and cell adhesion complexes. They are also known to interact with signal transducers, serve as scaffolds for signaling...

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Related Experiment Video

Updated: May 13, 2026

Fabrication and Characterization of Griffithsin-modified Fiber Scaffolds for Prevention of Sexually Transmitted Infections
12:21

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Published on: October 31, 2017

Filaggrin - revisited.

C R Harding1, S Aho, C A Bosko

  • 1Port Sunlight Laboratory, Unilever Research and Development, Quarry Road East, Bebington Wirral, CH63 3JW, U.K.

International Journal of Cosmetic Science
|March 23, 2013
PubMed
Summary
This summary is machine-generated.

Profilaggrin (proFLG) is vital for skin health, acting as a barrier and moisturizer. Research highlights its roles in skin conditions and potential therapeutic applications.

Keywords:
dry skinfilaggrinprocessing enzymesprofilaggrinskin appearance

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Area of Science:

  • Dermatology
  • Biochemistry
  • Molecular Biology

Background:

  • Profilaggrin (proFLG) and its derivatives are essential for skin health and appearance.
  • Loss-of-function filaggrin (FLG) mutations are linked to ichthyosis vulgaris and atopic dermatitis, increasing interest in proFLG.
  • ProFLG's functions include filament aggregation, natural moisturizing factor (NMF) production, and epidermal barrier formation.

Purpose of the Study:

  • To review the literature on the structure and functions of profilaggrin (proFLG).
  • To explore proFLG's roles in skin health, disease, and potential therapeutic strategies.
  • To discuss the relationship between proFLG, dry skin, and moisturizers.

Main Methods:

  • Literature review of scientific articles on profilaggrin (proFLG).
  • Analysis of studies on FLG mutations and their association with skin disorders.
  • Synthesis of information on proFLG's known and speculative functions.

Main Results:

  • ProFLG is crucial for epidermal barrier function and skin hydration via NMF.
  • FLG mutations are significant predisposing factors for atopic dermatitis and ichthyosis vulgaris.
  • Emerging evidence suggests proFLG may have antimicrobial and photoprotective (sunscreen) properties.

Conclusions:

  • Profilaggrin (proFLG) plays a multifaceted role in skin physiology and pathology.
  • Understanding proFLG is key to developing treatments for dry skin and barrier disorders.
  • Future research directions include exploring proFLG's therapeutic potential and optimizing moisturizer effects on NMF generation.