Obesity Surgery

, Volume 29, Issue 11, pp 3706–3707 | Cite as

Letter to the Editor Concerning “The Impact of Roux-en-Y Gastric Bypass on Bone Remodeling Expressed by the P1NP/βCTX Ratio: a Single-Center Prospective Cohort Study”

  • Farouk DargaiEmail author
Letter to the Editor


Compliance with Ethical Standards

Conflict of Interest

The author declares that there is no conflict of interest.

Statement of Informed Consent

Informed consent was obtained from all individual participants included in the study.

Statement of Human and Animal Rights

Informed consent was obtained from all individual participants included in the study.


  1. 1.
    Muller MK, Gero D, Reitnauer D, et al. The impact of Roux-en-Y gastric bypass on bone remodeling expressed by the P1NP/βCTX ratio: a single-center prospective cohort study. Obes Surg. 2019;29(4):1185–94.CrossRefGoogle Scholar
  2. 2.
    Niu A, Carpenter TO, Grams JM, et al. High dose vitamin D supplementation does not rescue bone loss following Roux-en-Y gastric bypass in female rats. Bone. 2019;127:172–80.CrossRefPubMedGoogle Scholar
  3. 3.
    Biagioni MFG, Mendes AL, Nogueira CR, et al. Bariatric Roux-En-Y gastric bypass surgery: adipocyte proteins involved in increased bone remodeling in humans. Obes Surg. 2017;27(7):1789–96. Scholar
  4. 4.
    Biagioni MF, Mendes AL, Nogueira CR, et al. Weight-reducing gastroplasty with Roux-en-Y gastric bypass: impact on vitamin D status and bone remodeling markers. Metab Syndr Relat Disord. 2014;12(1):11–5.CrossRefPubMedGoogle Scholar
  5. 5.
    Santos D, Lopes T, Jesus P, et al. Bone metabolism in adolescents and adults undergoing Roux-En-Y gastric bypass: a comparative study. Obes Surg. 2019;29(7):2144–50.CrossRefPubMedGoogle Scholar

Copyright information

© Springer Science+Business Media, LLC, part of Springer Nature 2019

Authors and Affiliations

  1. 1.Department of SurgeryCHU Felix GuyonSt Denis de la RéunionFrance

Personalised recommendations