APA (7th ed.) Citation

Sies, H., & Packer, L. (2002). Protein sensors and reactive oxygen species. Protein sensors and reactive oxygen species.

Chicago Style (17th ed.) Citation

Sies, Helmut, and Lester Packer. "Protein Sensors and Reactive Oxygen Species." Protein Sensors and Reactive Oxygen Species 2002.

MLA (9th ed.) Citation

Sies, Helmut, and Lester Packer. "Protein Sensors and Reactive Oxygen Species." Protein Sensors and Reactive Oxygen Species, 2002.

Warning: These citations may not always be 100% accurate.