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Cell death by apoptosis

N Singh1, S Anand

  • 1Department of Biochemistry, All India Institute of Medical Sciences, New Delhi.

Indian Journal of Experimental Biology
|December 1, 1994
PubMed
Summary
This summary is machine-generated.

Apoptosis, or programmed cell death, is a fundamental biological process crucial for multicellular organisms. This controlled cell self-destruction plays vital roles in development, tissue maintenance, and disease prevention.

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Area of Science:

  • Cell Biology
  • Developmental Biology
  • Evolutionary Biology

Background:

  • Apoptosis, a Greek term for "falling off," describes a controlled cell death process.
  • This programmed cell death is essential for the development and maintenance of multicellular animals.
  • Evidence suggests apoptosis originated early in biological evolution, observed even in plants.

Purpose of the Study:

  • To highlight the significance of apoptosis in biological systems.
  • To underscore its roles in various physiological and pathological processes.
  • To provide a comprehensive overview of programmed cell death.

Main Methods:

  • Literature review of apoptosis research.
  • Analysis of apoptosis's role across different species and biological contexts.

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  • Synthesis of information on the mechanisms and functions of apoptosis.

    • Main Results:

    • Apoptosis is a widespread, active process of self-destruction.
    • It is integral to embryogenesis, differentiation, metamorphosis, and neural development.
    • Apoptosis is crucial for epithelial turnover, aging, immune system regulation, and tumor regression.

    Conclusions:

    • Apoptosis is a fundamental and evolutionarily conserved biological process.
    • Its controlled self-destruction mechanism is vital for organismal health and development.
    • Understanding apoptosis is key to addressing various biological and medical challenges.