Sentence examples for harmful cells by from inspiring English sources

The biomedical photodynamic principle is based on the light-induced and photosensitizer-mediated killing of unwanted or harmful cells by overproduction of reactive oxygen species.

However, oncogenic MYC can also trigger activation of intrinsic tumour suppressor programs such as p19Arf/p53, which serve to limit propagation of such harmful cells by inducing growth arrest or apoptosis.

Granzyme B (GrB) is a member of a family of serine proteases involved in cytotoxic T-lymphocyte-mediated T-lymphocyte-mediated T-lymphocyte-mediated GrB induces apoptosis by cleavage of a limited number of substrates.

Apoptosis is a kind of programmed cell death to maintain tissue homeostasis by removing extraneous or harmful cells.

Apoptosis is a principal mechanism in metazoans by which superfluous or potentially harmful cells are eliminated.

We propose that by implementing a cell-fitness checkpoint, multicellular communities became more robust and less sensitive to several mutations that create viable but potentially harmful cells.

Cleavage of proteins by caspases is essential for the apoptotic elimination of unwanted or potentially harmful cells and thus for the survival and homeostasis of multicellular organisms [ 1].

The signal peptides generated following this cleavage need to be rapidly degraded since they may be harmful to cells by interfering with protein translocation or may accumulate in the membrane leading to cell lysis.

Indeed, the two oxidation states of iron, Fe2+ and Fe3+, can donate or accept electrons through redox reactions that are important for normal metabolic reactions, but in excess they also may be harmful to cells by aiding in the conversion of superoxide anion (O ∙ 2−) and H2O2 to the extremely reactive ∙OH [ 55].

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Nevertheless, excess oxidative stress due to increase of ROS levels beyond a certain threshold can become harmful for cancer cells by damaging macromolecules vital for cellular function.