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  1. Catalase - Wikipedia

    Catalase is a common enzyme found in nearly all living organisms exposed to oxygen (such as bacteria, plants, and animals) which catalyzes the decomposition of hydrogen peroxide to …

  2. Catalase | Function & Applications | Britannica

    Dec 22, 2025 · Found extensively in organisms that live in the presence of oxygen, catalase prevents the accumulation of and protects cellular organelles and tissues from damage by …

  3. PDB-101: Molecule of the Month: Catalase

    Two important players are superoxide dismutase, which converts superoxide radicals into hydrogen peroxide, and catalase, which converts hydrogen peroxide into water and oxygen gas.

  4. Catalase - an overview | ScienceDirect Topics

    Catalase is defined as a heme-containing enzyme that catalyzes the disproportionation of hydrogen peroxide (H2O2) into water (H2O) and oxygen (O2), primarily functioning to …

  5. Catalase Enzyme: Structure, Function, and Applications

    The enzyme catalase holds significant importance in both biological systems and industrial applications. Found in nearly all living organisms exposed to oxygen, it plays a critical role in …

  6. Catalase Functions and Glycation: Their Central Roles in ... - MDPI

    Aug 27, 2025 · Catalase, a pivotal antioxidant enzyme, plays a central role in converting hydrogen peroxide (H2O2) into oxygen and water, thereby safeguarding cells from oxidative damage.

  7. Catalase | Research Starters - EBSCO

    Catalase is an essential enzyme found in various living organisms that is responsible for catalyzing the breakdown of hydrogen peroxide, a reactive by-product of oxygen metabolism, …

  8. What is Catalase: The Enzyme That Breaks Down Hydrogen Peroxide

    Apr 14, 2024 · Catalase is an important antioxidant enzyme that helps defend cells against oxidative stress. It breaks down hydrogen peroxide, a reactive oxygen species that can …

  9. Catalase: The Enzyme that Defends against Oxidative Stress

    Jun 9, 2025 · Catalase is an antioxidant enzyme that is ubiquitous in living organisms, from bacteria to humans. Its primary function is to catalyze the decomposition of H2O2 into water …

  10. Catalase: Function, Structure & Importance in Biology - Vedantu

    Catalase is a crucial antioxidant enzyme found in nearly all living organisms exposed to oxygen. This enzyme plays a vital role in protecting cells by breaking down hydrogen peroxide, a …