Biobanking after robotic-assisted radical prostatectomy: a quality assessment of providing prostate tissue for RNA studies
2011

Quality Assessment of Prostate Tissue for RNA Studies After Robotic Surgery

Sample size: 186 publication 10 minutes Evidence: moderate

Author Information

Author(s): Dev Harveer, Rickman David, Sooriakumaran Prasanna, Srivastava Abhishek, Grover Sonal, Leung Robert, Kim Robert, Kitabayashi Naoki, Esqueva Raquel, Park Kyung, Padilla Jessica, Rubin Mark, Tewari Ashutosh

Primary Institution: Weill Cornell Medical College

Hypothesis

Does robotic-assisted laparoscopic radical prostatectomy affect the RNA quality of prostate tissue for biobanking?

Conclusion

The robotic prostatectomy technique does not negatively impact the RNA quality of biobanked prostate tissue.

Supporting Evidence

  • The study collected 1709 prostate specimens for biobanking.
  • A mean RIN of 7.25 was found in 139 non-stromal samples, with 73% having a RIN ≥ 7.
  • Multivariate regression analysis identified significant predictors of RNA integrity.

Takeaway

This study shows that using robotic surgery to collect prostate tissue doesn't harm the quality of the RNA, which is important for research.

Methodology

The study involved collecting prostate specimens during robotic-assisted laparoscopic radical prostatectomy and assessing RNA quality using RNA Integrity Numbers (RIN).

Potential Biases

Potential bias due to the multifocal nature of prostate cancer and the handling of samples.

Limitations

The study did not include a control arm for direct comparison with traditional methods.

Participant Demographics

The study involved 142 patients with a mean age of 61.4 years.

Statistical Information

P-Value

0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1479-5876-9-121

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