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Gastroenterology news

Diseases, Conditions, Syndromes

How doxycycline for STI prevention affects the gut microbiome

Taking a dose of the oral antibiotic doxycycline after a high-risk sexual encounter has dramatically reduced the incidence of sexually transmitted infections (STIs) in places where the strategy is being tried.

Medical research

Tuft cells act as regenerative stem cells in the human intestine, study finds

Intestinal tuft cells divide to make new cells when immunological cues trigger them. Additionally, in contrast to progenitor- and stem cells, tuft cells can survive severe injury such as irradiation damage, and contribute ...

Inflammatory disorders

Study highlights pervasiveness of inflammation in American diet

Almost 6 in 10 Americans have pro-inflammatory diets, increasing the risk of health problems including heart disease and cancer, according to a new study that used a tool designed to examine inflammation in the diet.

Diseases, Conditions, Syndromes

Creating a more accurate model of inflammatory bowel disease

A research team led by Junior Associate Professor Kazuo Takayama, from the Department of Cell Growth and Differentiation, recently constructed a new model of inflammatory bowel disease using iPS cells that enables more accurate ...

Inflammatory disorders

Thaumatin, a natural sweetener with anti-inflammatory potential

A new study by the Leibniz Institute for Food Systems Biology at the Technical University of Munich shows for the first time that bitter tasting protein fragments (peptides) are produced in the stomach during the digestion ...

Diseases, Conditions, Syndromes

How alcohol-associated liver disease differs among races

Researchers have long known that outcomes for alcohol-associated liver disease (ALD) aren't equal among all races and ethnicities in the U.S., but differences among these groups have been less clear.

Neuroscience

Study reveals link between microbiome and aggression in mice

A new study led by Prof. Omry Koren and graduate student Atara Uzan-Yuzari from the Azrieli Faculty of Medicine at Bar-Ilan University has unveiled significant evidence connecting the gut microbiome to aggressive behavior ...

Gastroenterology

Researchers unveil mechanisms to prevent Crohn's disease

In a series of four studies published today in Gastroenterology, a journal of the American Gastroenterological Association, Mount Sinai inflammatory bowel disease (IBD) researchers, describe the identification of predictive ...

Immunology

Diet, nutrition have profound effects on gut microbiome

Nutrition and diet have a profound impact on microbial composition in the gut, in turn affecting a range of metabolic, hormonal, and neurological processes, according to a literature review by scientists from the George Washington ...

Diseases, Conditions, Syndromes

CDC: Prevalence of any past, present hep B infection 4.3 percent

(HealthDay)—The prevalence of any past or present hepatitis B virus (HBV) infection was 4.3 percent among U.S. adults during 2015 to 2018, according to a March data brief published by the U.S. Centers for Disease Control ...

Diseases, Conditions, Syndromes

Digestive symptoms are prominent among COVID-19 patients: study

The American Journal of Gastroenterology published today a new study that reveals digestive symptoms, including diarrhea, are common in COVID-19 patients. The study comes from the Wuhan Medical Treatment Expert Group for ...

Diseases, Conditions, Syndromes

New COVID-19 info for gastroenterologists and patients

A paper published today in Clinical Gastroenterology and Hepatology by clinicians at Icahn School of Medicine at Mount Sinai outlines key information gastroenterologists and patients with chronic digestive conditions need ...

Diseases, Conditions, Syndromes

Solving the riddle of superbug toxin damage to gut

A powerful Monash Biomedicine Discovery Institute (BDI) collaboration has revealed that a bacterial superbug can prevent stem cells in the gut from carrying out their vital role of regenerating the inner lining of the intestine. ...

Oncology & Cancer

Recommendations updated for postcolonoscopy management

(HealthDay)—In two guideline updates from the U.S. Multi-Society Task Force on Colorectal Cancer, published in the March issue of Gastroenterology, recommendations are presented for postcolonoscopy management and endoscopic ...

Genetics

Mapping bacterial neighborhoods in the gut

The microscopic populations of bacteria in our intestines are, in some ways, just like us: They live in communities, eat, work, reproduce, and eventually die. Many of these bacterial species live in harmony with our bodies, ...

Immunology

Study shows CRISPR effectiveness against colitis pathogen

Research at North Carolina State University shows that the CRISPR-Cas system can be used to effectively target and eliminate specific gut bacteria, in this case Clostridioides difficile, the pathogen that causes colitis—a ...

Radiology & Imaging

Using artificial intelligence to assess ulcerative colitis

Researchers from Tokyo Medical and Dental University (TMDU) have developed an artificial intelligence system that effectively evaluates endoscopic mucosal findings from patients with ulcerative colitis without the need for ...

Medications

Recommendations provided for treatment of ulcerative colitis

(HealthDay)—In a new clinical guideline from the American Gastroenterological Association, recently published in Gastroenterology, treatment recommendations are presented for patients with moderate-to-severe ulcerative ...