Table of Content

Open Access Review

Piperine: A Savor Inducer and a Cancer Reducer

Received: 26 July 2021;  Published: 15 September 2021;  doi: 10.21926/obm.hg.2103061


Spices have been used for many decades, and although new and improved culinary spices have been developed, black pepper (Piper nigrum) continues to retain its distinguished title as the “King of spices” due to its particular pungent taste. An alkaloid called [...]

280 326

Open Access Review

Gastro-Esophageal Reflux in the Newborn: Pathologic Event or Does Spit Happen?

Received: 19 April 2021;  Published: 13 August 2021;  doi: 10.21926/obm.hg.2103060


Infants admitted to Neonatal Intensive Care Units (NICUs) are among the most vulnerable patients in medicine and are at risk for a variety of morbidities, many of which require pharmacologic therapy. Gastroesophageal Reflux Disease (GERD) is a common diagnosis in the NICU patient populat [...]

75 427

Open Access Review

Non-Celiac Gluten Sensitivity in Children: Controversial Role of Gluten and Diagnostic Enigma

Received: 07 July 2021;  Published: 22 July 2021;  doi: 10.21926/obm.hg.2103059


Non-celiac gluten sensitivity (NCGS) is a debatable condition that affects less than 6% of children. The absence of specific diagnostic markers and standardized diagnostic procedures make the diagnosis of NCGS challenging, covering patients with different and varied symptoms. Generally, [...]

144 455

Open Access Original Research

The Timing of Endoscopic Evaluation of Anti-TNFα Therapy Patients with Ulcerative Colitis

Received: 10 August 2020;  Published: 09 July 2021;  doi: 10.21926/obm.hg.2103058


Anti-TNFα Therapy are used to induce remission and as maintenance therapy in refractory ulcerative colitis (UC) to achieve mucosal healing (MH). However, the time at which mucosal healing [...]

118 425

Open Access Case Report

Varicella-Zoster Gastritis in a Liver Transplant Patient: A Call to Attention

Received: 01 March 2021;  Published: 21 June 2021;  doi: 10.21926/obm.hg.2102057


The reactivation of the Varicella-zoster virus (VZV) is a rare cause of acute gastritis in adults. About 30 cases have been reported in the literature, mostly with immunocompromised patients and mainly after bone marrow transplantation or during the development of malignant hematological [...]

146 468

Open Access Review

The Effects of Mediterranean Diet on the Human Gut Microbiota; a Brief Discussion of Evidence in Humans

Received: 09 November 2020;  Published: 05 February 2021;  doi: 10.21926/obm.hg.2101056


The Mediterranean diet (MD) is considered one of the healthiest dietary patterns due to its rich provision of phytochemicals, antioxidants, vitamins, fiber, polyunsaturated, omega-3, and short-chain fatty acids through a variety of foods. The supply of such nutrients and bioactive components can sup [...]

288 1080

Open Access Commentary

Deconstructing then Priming Gut Microbiota Resilience

Received: 11 December 2020;  Published: 01 February 2021;  doi: 10.21926/obm.hg.2101055


The human intestinal microbiota represents a complex microbial community that plays an essential role in the maintenance of host health. Over the last decade, metagenomic and metabolomic analyses have revealed the influence of intestinal microbial diversity and composition on a range of biological f [...]

272 1444

Open Access Editorial

Acknowlegement to Reviewers of OBM Hepatology and Gastroenterology in 2020

Received: 04 January 2021;  Published: 05 January 2021;  doi: 10.21926/obm.hg.2101054


The editors of OBM Hepatology and Gastroenterology would like to express their sincere gratitude to the following reviewers for assessing manuscripts in 2020. We greatly appreciate the contribution of expert reviewers, which is crucial to the journal's editorial process. We aim to recognize reviewer [...]

249 965

Open Access Original Research

Multi-Species Probiotic Modulates Cytokine Production and the Interplay between Immune and Colon Cancer Cells

Received: 28 June 2020;  Published: 19 November 2020;  doi: 10.21926/obm.hg.2004053


The current study aimed to investigate the effect of a multi-species probiotic (MSP) on cytokine production by human peripheral blood mononuclear cells (PBMCs) and their immune dialogue with HT-29 colon cancer cells. PBMCs were incubated with MSP and their effect on cell proliferation and TNFα, IL-1 [...]

382 1576

Open Access Review

The Physiology of Esophageal Reflexes

Received: 17 August 2020;  Published: 02 November 2020;  doi: 10.21926/obm.hg.2004052


Several digestive tract reflexes involving the esophagus and its sphincter muscles have been identified, but to date, no comprehensive review has addressed most of these reflexes. The current review presents the known physiology of different esophageal reflexes in which either the esophagus or its s [...]

339 1344