Expression of Concern: Histological, metabolic, and inflammatory changes in the renal tissues of high-fat diet-induced obese rats after vitamin D supplementation

The publisher of Nutrition & Food Science is issuing an Expression of Concern for the following article Avestaei, A.-H., Yaghchiyan, M., Ali-Hemmati, A., Farhangi, M.A., Mesgari-Abbasi, M. and Shahabi, P. (2020), “Histological, metabolic, and inflammatory changes in the renal tissues of high-fat diet-induced obese rats after vitamin D supplementation”, published in Nutrition & Food Science, Vol. ahead-of-print No. ahead-of-print, Link to the cited article., to inform readers that credible concerns have been raised regarding the authorship of this paper. An investigation is ongoing and is currently unresolved. Further information will be provided by Nutrition & Food Science as it becomes available.