We, the Publisher and Editor of Journal of the American Nutrition Association, are issuing an Expression of Concern for the following articles:
Fereashteh Bahmani, Maryam Tajadadi-Ebrahimi, Fariba Kolahdooz, Marjan Mazouchi, Haleh Hadaegh, Atefeh-Sadat Jamal, Navid Mazroii, Shiva Asemi & Zatolla Asemi (2016) The Consumption of Synbiotic Bread Containing Lactobacillus sporogenes and Inulin Affects Nitric Oxide and Malondialdehyde in Patients with Type 2 Diabetes Mellitus: Randomized, Double-Blind, Placebo-Controlled Trial, Journal of the American Nutrition Association, 35:6, 506–513, DOI: 10.1080/07315724.2015.1032443 https://tandfonline.com/doi/full/10.1080/07315724.2015.1032443
Omid Reza Tamtaji, Ebrahim Kouchaki, Mahmoud Salami, Esmat Aghadavod, Elmira Akbari, Maryam Tajabadi-Ebrahimi & Zatollah Asemi (2017) The Effects of Probiotic Supplementation on Gene Expression Related to Inflammation, Insulin, and Lipids in Patients With Multiple Sclerosis: A Randomized, Double-Blind, Placebo-Controlled Trial, Journal of the American Nutrition Association, 36:8, 660–665, DOI: 10.1080/07315724.2017.1347074 https://tandfonline.com/doi/full/10.1080/07315724.2017.1347074
Tahereh Gholnari, Esmat Aghadavod, Alireza Soleimani, Gholam Ali Hamidi, Nasrin Sharifi & Zatollah Asemi (2018) The Effects of Coenzyme Q10 Supplementation on Glucose Metabolism, Lipid Profiles, Inflammation, and Oxidative Stress in Patients With Diabetic Nephropathy: A Randomized, Double-Blind, Placebo-Controlled Trial, Journal of the American Nutrition Association, 37:3, 188–193, DOI: 10.1080/07315724.2017.1386140 https://tandfonline.com/doi/full/10.1080/07315724.2017.1386140
Since publication of these articles, serious concerns have been raised about the integrity of the reported methods, results and analysis. We have contacted the authors and the ethics committee of the institutions to respond to the concerns raised and they are cooperating with the investigation. However, the authors have not been able to provide the original data associated with this article, and so as we continue to work through the issues raised, we advise readers to interpret the information presented in the article with due caution. We will provide an update following the conclusion of our investigation. The authors have been notified about this Expression of Concern.