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Biological Research

All articles tagged with #biological research

science1 year ago

Mathematical Model Proposes Cell Revival After Death

Researchers at the University of Tokyo have developed a mathematical framework to redefine cellular death, focusing on whether cells can return to a 'living' state. This new model, based on enzymatic reactions and the second law of thermodynamics, aims to quantify the life-death boundary, potentially allowing scientists to better understand and control cellular death. The research could have significant implications for biological and medical studies, challenging the notion that death is irreversible.

science-and-technology1 year ago

MIT Develops Miniature Tractor Beam for Cell Capture

MIT researchers have developed a chip-based "tractor beam" that uses a focused beam of light to capture and manipulate biological particles without damaging them. This miniature device, inspired by "Star Wars," could revolutionize biological research by allowing the study of DNA, cell classification, and disease mechanisms in a sterile environment. Unlike traditional optical tweezers, this technology can manipulate particles millimeters away from the chip surface, avoiding contamination and stress on cells. The research, published in Nature Communications, was funded by the NSF and MIT fellowships.

science-and-technology2 years ago

"MIT's Breakthrough: Unveiling the Hidden World Inside Living Cells"

MIT researchers have developed a new method for cellular imaging that allows them to observe up to seven different molecules at a time, potentially enabling a deeper understanding of cellular behavior and signaling networks. By using fluorescent labels that switch on and off at different rates, the researchers can track the changes in each target protein over time. This breakthrough in molecular imaging could have significant implications for studying various biological phenomena, including aging, disease, and memory formation. The researchers are also working on expanding the number of labeled molecules that can be observed and adapting the system for use in mouse models.