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Related Experiment Videos

Galectins in apoptosis.

Daniel K Hsu1, Ri-Yao Yang, Fu-Tong Liu

  • 1Department of Dermatology, University of California, Davis School of Medicine, Sacramento, California, USA.

Methods in Enzymology
|November 30, 2006
PubMed
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Galectins, a protein family, influence cell death (apoptosis) through various interactions. Different galectins can either promote or inhibit apoptosis via cell surface or intracellular protein binding.

Area of Science:

  • Biochemistry
  • Cell Biology
  • Immunology

Background:

  • Galectins are carbohydrate-binding proteins involved in diverse cellular functions.
  • Their roles in regulating cell death, specifically apoptosis, are increasingly recognized.
  • Galectins interact with cell surface and intracellular components through lectin-carbohydrate and protein-protein interactions.

Purpose of the Study:

  • To review the involvement of specific galectins (galectin-1, -2, -3, -7, -8, -9, and -12) in the regulation of apoptosis.
  • To elucidate the mechanisms by which galectins modulate apoptotic pathways.

Main Methods:

  • Review of existing literature on galectin function and apoptosis.
  • Analysis of studies utilizing recombinant proteins and gene transfection to investigate galectin roles.

Related Experiment Videos

  • Examination of evidence for galectin interactions with cell surface glycoconjugates, intracellular proteins, and signaling pathways.

    • Main Results:

    • Galectins exhibit dual roles in apoptosis, with some acting as pro-apoptotic and others as anti-apoptotic factors.
    • Apoptosis regulation by galectins occurs through distinct mechanisms, including binding to cell surface glycoproteins and intracellular proteins.
    • Specific galectins reviewed demonstrate varied impacts on apoptotic processes.

    Conclusions:

    • Galectins are key regulators of apoptosis through diverse molecular interactions.
    • Understanding galectin involvement in apoptosis is crucial for deciphering cellular fate.
    • Further research into galectin-mediated apoptosis pathways holds therapeutic potential.