Table 2. Mitochondrial protein synthesis inhibitory antibiotics tested for cancer treatment.
The chemical structures were obtained from Wikipedia (https://en.wikipedia.org).
ANTIBIOTIC | MECHANISM OF ACTION | CHEMICAL STRUCTURE | TREATED CELL TYPES | REFS |
---|---|---|---|---|
Erythromycins | Binds to the LSU-rRNA complex in bacteria and mitochondria, and interferes with aminoacyl translocation, preventing the transfer of the tRNA bound at the A site of the rRNA complex to the P site of the rRNA complex. |
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Breast cancer Neuroblastoma |
[1–4] |
Chloramphenicol | Binds to the LSU-rRNA complex in bacteria and mitochondria, specifically binds to A2451 and A2452 residues in the 23S rRNA, and interferes with peptidyl transferase, preventing protein chain elongation. |
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Breast cancer | [3] |
Tetracyclines (Doxycycline) | Binds to the SSU-rRNA complex in bacteria and mitochondria, and prevents the interaction of aminoacyl-tRNA with the A site of the ribosome. The binding is reversible in nature. |
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Mesothelioma Leukemia Renal & prostate carcinomas Nephroma Lymphoma* Leukemia |
[5–7] |
Glycylcyclines (Tigecycline) | Mechanism of action like tetracyclines. |
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Breast cancer | [8–10] |
Actinonin | A hydroxamate-containing compound and strong inhibitor of metalloenzymes, especially matrix metalloproteases (MMPs). The hydroxamate group of actinonin acts as the chelating group to bind the metal ion of the enzyme. |
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Leukemia Lymphoma |
[11–13] |
Aflatoxin B1 | A strong genotoxic hepatocarcinogen that induces DNA adducts, leading to genetic changes in the target cells, which then cause DNA strand breakage, DNA base damage and oxidative, presumptively results in cancer. |
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Hepatocarcinoma | [14–16] |
Denotes a Clinical trial of doxycycline monotherapy to ocular adnexal lymphoma patients.
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