Paper
7 August 2019 The effect of heme biosynthesis on the mitochondrial functions in C2C12 cels
Author Affiliations +
Proceedings Volume 11070, 17th International Photodynamic Association World Congress; 11070A4 (2019) https://doi.org/10.1117/12.2525559
Event: 17th International Photodynamic Association World Congress, 2019, Cambridge, Massachusetts, United States
Abstract
Mitochondria play a fundamental role in generating of energy in cells. Electron transfer in electron transport chain (ETC) involved in mitochondria was one of the biological functions of heme. Heme biosynthesizes increased upon the addition of 5-aminolevulinic acid (ALA). Complex I and II protein expression were downregulated, while complex IV and cytochrome c expression were upregulated by the addition of ALA. Administration of ALA significantly increased Complex IV (COX) activity and cellular ATP level. Surprisingly, the mitochondrial content and mitochondrial membrane potential were unchanged. Consistently, the relative mRNA-expression of transcription factors affecting mitochondrial biogenesis was unchanged after the addition of ALA.
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Arif Suprihadi, Hung Wei Lai, Hui Sun Tan, Kiwamu Takahashi, Motowo Nakajima, Tohru Tanaka, and Shun-ichiro Ogura "The effect of heme biosynthesis on the mitochondrial functions in C2C12 cels", Proc. SPIE 11070, 17th International Photodynamic Association World Congress, 11070A4 (7 August 2019); https://doi.org/10.1117/12.2525559
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KEYWORDS
Cancer

Electron transport

Photodynamic therapy

Biological research

Oxidation

Oxygen

Proteins

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