Bioengineering tools for probing intracellular events in T lymphocytes

Area of Science:

• Molecular and Cellular Physiology
• Biomedical Engineering
• Immunology

Background:

• T lymphocytes are crucial for immune responses, coordinating and executing immune functions.
• T cell activation and function rely on cell surface receptors and complex intracellular signaling networks.
• Understanding T cell dynamics is key to advancing immune system biology, diagnostics, and immunotherapies.

Purpose of the Study:

• To review commonly used and novel bioengineering techniques and fluorescent probes for monitoring intracellular events in T lymphocytes.
• To elucidate cellular events in T cells, from activation, signaling, and metabolism to apoptosis.
• To highlight the broad applicability of these techniques to other immune cells and biological systems.

Main Methods:

• Review of existing and emerging bioengineering tools, including advanced imaging modalities.
• Application of fluorescent probes for real-time monitoring of intracellular processes.
• Systematic organization of techniques based on the chronological order of intracellular events in T cells.

Main Results:

• Identification and categorization of various techniques for observing T cell activation, signaling pathways, metabolic shifts, and apoptosis.
• Demonstration of how bioengineering approaches provide insights into the functional lifespan of T cells.
• Highlighting the versatility of these methods beyond T lymphocytes.

Conclusions:

• Bioengineering tools are essential for dissecting the intricate intracellular events governing T lymphocyte function.
• Enhanced understanding of T cell molecular and cellular physiology through these techniques can accelerate the development of new diagnostics and immunotherapies.
• The reviewed methods offer a valuable toolkit for researchers studying cellular processes in immunology and beyond.