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August 16, 2010International Journal of CancerOpen Access

Increased expression and serum levels of the stromal cell‐secreted protein periostin in breast cancer bone metastases

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Key result

Breast cancer bone metastases in mice induced an eightfold overexpression of mouse-derived periostin in metastatic legs compared to noninoculated mice.

Why the study?

Does zoledronic acid affect periostin expression in nude mice with breast cancer bone metastases?

Population

Nude mice inoculated with human MDA-B02 breast cancer cells

Comparison

Zoledronic acid vs Vehicle

Design

Preclinical

Authors

SCSylvain ContiéCentre National de la Recherche ScientifiqueNVNathalie Voorzanger‐RousselotInsermJLJudith LitvinTemple University

Discussion

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Implication

Supports periostin as stromal response marker in bone metastases; animal data leave open human validation and zoledronic acid effects.

Structured PICO

Does zoledronic acid affect periostin expression in nude mice with breast cancer bone metastases?

P
Population
Nude mice inoculated with human MDA-B02 breast cancer cells to investigate periostin expression in bone metastases.
E
Exposure
Zoledronic acid
C
Comparator
Vehicle
O
Outcome
Periostin expression (tumor- and stroma-derived) and serum periostin levelssurrogate

Main Result

Effect estimate: eightfold increase

Periostin is overexpressed by surrounding stromal cells in breast cancer bone metastases and could serve as a biochemical marker of the early stromal response.

Cite This Study

Contié et al. (2010) studied Breast cancer bone metastases. Breast cancer bone metastases (MDA-B02 cells) vs. Noninoculated mice was evaluated on Periostin expression in metastatic legs (eightfold increase). Breast cancer bone metastases in mice induced an eightfold overexpression of mouse-derived periostin in metastatic legs compared to noninoculated mice.

synapsesocial.com/papers/6a90496ec63bb9fb07dd83dfhttps://doi.org/10.1002/ijc.25591
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Periostin Is Expressed in Pericryptal Fibroblasts and Cancer-associated Fibroblasts in the Colon2008 · 127 citations
  2. 2Circulating levels of periostin may help identify patients with more aggressive colorectal cancer2009 · 78 citations
  3. 3Periostin induction in tumor cell line explants and inhibition of in vitro cell growth by anti-periostin antibodies2005 · 101 citations
  4. 4Serum level of the periostin, a homologue of an insect cell adhesion molecule, as a prognostic marker in nonsmall cell lung carcinomas2001 · 109 citations
  5. 5Expression and function of periostin-like factor in vascular smooth muscle cells2006 · 19 citations