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Apoptotic cell death: its implications for imaging in the next millennium
F G Blankenberg1, J F Tait, H W Strauss
1Department of Radiology, Stanford University School of Medicine, Calif. 94305, USA.
European Journal of Nuclear Medicine
|April 25, 2000
Summary
Apoptosis, or programmed cell death, is vital for human health and disease prevention. New imaging techniques can visualize apoptosis in vivo, aiding diagnosis and treatment monitoring for various diseases.
Area of Science:
- Cell Biology
- Biomedical Imaging
Background:
- Apoptosis (programmed cell death) is crucial for normal development, homeostasis, and disease prevention.
- Dysregulation of apoptosis is implicated in numerous pathological conditions.
- Cellular changes during apoptosis can be detected using advanced imaging technologies.
Purpose of the Study:
- To review the cellular mechanisms of apoptosis.
- To discuss in vitro and in vivo imaging methods for detecting apoptosis.
- To explore the role of apoptosis in various clinical disorders and its potential for diagnostic and therapeutic applications.
Main Methods:
- Review of existing literature on apoptosis and imaging techniques.
- Discussion of magnetic resonance (MR) spectroscopy and imaging.
- Exploration of radionuclide receptor imaging with radiolabeled annexin V.
Main Results:
- Apoptosis involves stereotypical enzymatic and morphologic changes.
- Various imaging modalities can detect these apoptotic changes.
- Imaging markers of apoptosis show promise for monitoring therapeutic efficacy.
Conclusions:
- Imaging offers a powerful tool for detecting and quantifying apoptosis in vivo.
- Objective imaging markers of apoptosis could become critical for clinical decision-making and patient management.
- Monitoring apoptosis is essential for understanding and treating diseases like stroke, cancer, and inflammatory conditions.