Translation initiation and its deregulation during tumorigenesis
2002

Translation Initiation and Cancer

publication Evidence: moderate

Author Information

Author(s): Watkins S J, Norbury C J

Primary Institution: Cancer Research UK Molecular Oncology Laboratory, University of Oxford

Hypothesis

Misregulation of protein synthesis is a major factor in cancer development.

Conclusion

Abnormal regulation of translation initiation is a common feature in tumor development.

Supporting Evidence

  • Misregulation of translation factors can lead to excessive protein synthesis.
  • eIF4E over-expression is found in many human tumors.
  • eIF2α levels are higher in various cancers compared to normal tissues.
  • eIF3 subunits are implicated in several types of cancer.
  • eIF4G and eIF3 can bind directly to mRNA, enhancing translation.

Takeaway

This study talks about how cells make proteins and how mistakes in this process can lead to cancer.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600222

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