MicroRNAs in the control of metastatic bone disease

Gillian Browne1, Hanna Taipaleenmäki2, Gary S Stein1

  • 1Vermont Cancer Center and Department of Biochemistry, University of Vermont College of Medicine, Burlington, VT, 05405, USA.

Insights

MicroRNAs (miRNAs) are crucial in cancer progression, especially in bone metastasis from breast and prostate cancers. Recent research highlights specific miRNAs

Area of Science:

  • Oncology and Molecular Biology

Background:

  • Bone metastasis is a frequent complication of advanced breast and prostate cancer.
  • Tumor cells interact with bone cells and the microenvironment, causing osteolytic or osteoblastic lesions.
  • MicroRNAs (miRNAs) are increasingly recognized for their role in cancer progression.

Purpose of the Study:

  • To review the role of miRNAs in bone metastasis from breast and prostate cancer.
  • To highlight recent advances in understanding miRNA involvement in metastatic bone disease.

Main Methods:

  • Literature review focusing on bone biology, cancer, and miRNAs.
  • Emphasis on specific miRNAs implicated in metastatic bone disease.

Main Results:

  • miRNAs play a significant role in regulating cancer metastasis to bone.
  • Specific miRNAs are directly involved in the development of metastatic bone disease.

Conclusions:

  • Understanding miRNA functions is key to addressing metastatic bone disease.
  • Further research into specific miRNAs can lead to new therapeutic strategies.

Related Concept Videos

MicroRNAs01:22

MicroRNAs

MicroRNA (miRNA) are short, regulatory RNA transcribed from introns (non-coding regions of a gene) or intergenic regions (stretches of DNA present between genes). Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself, forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After the pre-miRNA...
3.0K
MicroRNAs01:22

MicroRNAs

MicroRNA (miRNA) are short, regulatory RNA transcribed from introns—non-coding regions of a gene—or intergenic regions—stretches of DNA present between genes. Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After...
21.1K
Metastasis02:30

Metastasis

Metastasis is the spread of cancer cells from the original site to distant locations in the body. Cancer cells can spread via blood vessels (hematogenous) as well as lymph vessels in the body.
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
5.4K