Science News

Beyond bacteria: yeasts, trained immunity, and next-generation Saccharomyces probiotics

Duccio Cavalieri, professor at the University of Florence, shifts the spotlight from bacteria to the less-explored fungal and yeast communities of the microbiome, highlighting their emerging role in shaping host…

Microbial metabolites may help immune cells fight melanoma 

Diet and gut microbes can shape immune cell function and improve responses to anti-cancer therapy.

Some gut bacteria may reduce steroid hormone activity

A gut bacterium, Clostridium steroidoreducens, can chemically modify steroid hormones, including those used to treat IBD. 

Global probiotic supplements in 2024: A $9.4B market, China’s surge, Europe’s e-commerce paradox, and fragmented regulation

Microbiomepost conducted an exclusive interview with George Paraskevakos, Executive Director at International Probiotic Association in order to discuss the global market of biotic products in 2025.

Specific gut bacteria regulate intestinal motility by producing serotonin

L. mucosae and L. ruminis can produce serotonin in the gut, where it promotes nerve growth and regulates intestinal motility.

Distinct gut microbes and metabolites underlie differences in irritable bowel syndrome 

Researchers have found that certain gut bacteria and their metabolites differ between IBS subtypes.

Why probiotic health claims rarely succeed at EFSA: evidence standards, study populations, and the challenge of live microorganisms

Ger T. Rijkers, University College Roosevelt, Netherlands, discusses the regulatory frame about probiotics in Europe.

Fecal profiling of pancreatic cancer

Results of a recent study showed reduced microbial diversity and distinct microbial profile in the two groups of PC patients.

Probiotics and public health: small interventions, billion-Euro stakes

Mike Holland, who has spent decades valuing the health and economic impacts of policy choices for the European Commission, the European Environment Agency and the OECD, discusses the economic impact…

Gut bacteria may help predict lung cancer treatment success

Changes in gut bacteria, especially Akkermansia, could predict treatment success in people with lung cancer.

Bacteriophages and Lactic acid bacteria: a hidden challenge for dairy and probiotic production and how to control it

Douwe Van Sinderen, professor of Molecular Microbiology at School of Microbiology & APC Microbiome Ireland, focuses on bacteriophages infecting lactic acid bacteria used in food and probiotic applications.

Indigenous partnership reveals unique gut microbes and ethical research model

Ethical, long-term partnerships can uncover valuable scientific insights while respecting Indigenous knowledge.

Microbiota-derived molecule regulates immune cell metabolism and gut inflammation

Controlling cadaverine levels and the gut bacteria that produce it could help regulate immune cell metabolism and inflammation.

Gut microbiome–immune system crosstalk: from homeostasis to strain-level opportunities

Three infant-derived strains isolated and developed by Coree srl that are potentially interesting for immune support.

Enteric pathogens as active drivers of dysbiosis: lessons from Bacillus cereus and experimental models of the gut microbiota

Emilia Ghelardi, Professor of Microbiology and Molecular Microbiology at the University of Pisa, explains how pathogens can actively disrupt the integrity of the commensal community.

Shared environments shape skin and oral microbiotas in different ways

Environments and social factors shape human microbiotas.

Gut microbiota linked to healthy longevity in the world’s oldest woman 

The abundance of Bifidobacterium may explain M116’s excellent cholesterol profile and low inflammation levels.

Reinforcing the gut barrier: how probiotics support intestinal integrity and immune health

Arthur Ouwehand, Technical Fellow at IFF Finland, discusses the components and vulnerabilities of the gut barrier and reviews how probiotics and related dietary interventions can support its structure and function.

How microbiotas could help advance the global One Health strategy 

The authors propose a coordinated framework involving policymakers, scientists, educators, and communities to embed microbiota science into One Health strategies.

Ketogenic diet and gut bacteria help slow brain tumor growth in mice

Targeting gut bacteria or butyrate could be a promising therapy for glioma.

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