The stem cell-associated Hiwi gene in human adenocarcinoma of the pancreas: expression and risk of tumour-related death
2008

The Hiwi Gene and Pancreatic Cancer

Sample size: 78 publication Evidence: moderate

Author Information

Author(s): Grochola L F, Greither T, Taubert H, Möller P, Knippschild U, Udelnow A, Henne-Bruns D, Würl P

Primary Institution: Department of General, Visceral and Transplantation Surgery, The University of Ulm

Hypothesis

Does the expression of the Hiwi gene affect the prognosis of patients with pancreatic ductal adenocarcinoma?

Conclusion

Alterations in Hiwi mRNA expression can increase the risk of tumour-related death in male pancreatic cancer patients.

Supporting Evidence

  • Elevated levels of Hiwi mRNA transcripts were measured in 40 out of 56 tissues.
  • Positive immunostaining of Hiwi was detected in tumours of 21 out of 78 patients.
  • Men showed a significantly increased risk for tumour-related death with altered Hiwi expression.

Takeaway

This study looked at a gene called Hiwi in patients with pancreatic cancer and found that it might be important for understanding how the disease affects men differently than women.

Methodology

The study analyzed Hiwi mRNA expression in microdissected PDAC tissues using quantitative real-time PCR and immunohistochemistry.

Limitations

The study did not find a significant impact of Hiwi protein expression on survival, and the sample size may limit the generalizability of the findings.

Participant Demographics

78 patients (31 females and 47 males, age range 34–80 years; mean age 61.1 years)

Statistical Information

P-Value

0.034

Statistical Significance

p=0.034

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604653

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