Lethal impacts of cigarette smoke in cultured tobacco cells
2011
Effects of Cigarette Smoke on Tobacco Cells
publication
Evidence: moderate
Author Information
Author(s): Yukihiro Masaru, Hiramatsu Takuya, Kawano Tomonori
Primary Institution: The University of Kitakyushu
Hypothesis
Does cigarette smoke induce cell death in tobacco cells, and what role do nitric oxide and reactive oxygen species play in this process?
Conclusion
Cigarette smoke induces cell death in tobacco cells, primarily mediated by nitric oxide.
Supporting Evidence
- Cigarette smoke was effective in inducing cell death in tobacco cells.
- Addition of nitric oxide scavenger partially prevented cell death.
- Reactive oxygen species were shown to protect cells from smoke-induced toxicity.
Takeaway
Cigarette smoke can kill tobacco cells, and a chemical called nitric oxide helps cause this cell death.
Methodology
Cigarette smoke-induced cell death was assessed in tobacco cell suspension cultures with and without pharmacological inhibitors.
Limitations
The study focuses on acute cell death and does not address chronic effects like cancer.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website