Fitness & Nutrition News

Stay up to date with the latest research, tips, and trends in fitness, nutrition, and weight management.

fitness 14 hours ago

Researchers warn Nigeria at risk of hantavirus, urge preventive measures

As concerns grow globally over the spread of hantavirus, leading virologists and epidemiologists have stressed that the country remains vulnerable to a possible outbreak of the virus due to its exposure to rodents and rodent-borne diseases, increased international travel, weak disease surveillance systems and inadequate laboratory facilities.

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fitness 15 hours ago

Driver dies after car skids, hitting crash cushion along Serangoon Road

A 64-year-old man died after the car he was driving crashed into a crash cushion in Serangoon on Saturday (May 16) morning.The accident happened at about 10.15am along Serangoon Road towards Upper Serangoon Road. Videos of the accident shared to a motoring chat group show a white Toyota Sienta multi-purpose vehicle (MPV) that had crashed into a crash cushion between...

fitness 15 hours ago

Pharmabiotics, Phocaeicola dorei, ameliorates cholestatic liver fibrosis by alleviating macrophage efferocytosis of neutrophils

Phocaeicola dorei has been reported to ameliorate metabolic diseases. Its role in liver fibrosis remains unclear. We evaluated the hepatoprotective effect of P. dorei in liver fibrosis. Fecal samples were collected from healthy controls and patients (n = 285) to assess the clinical relevance of P. dorei. In male mice models (3,5-diethoxycarbonyl-1.4-dihydrocollidine [DDC] diet), P. dorei (109 CFU/g twice/week) was orally administered. Primary HSCs, LX-2, THP-1, and HL-60 cell lines were used for mechanical validation. The relative abundance of P. dorei increased with worsing liver disease in human. P. dorei administration significantly reduced neutrophil degranulation and efferocytosis pathways (Ly6g and F4/80). The dysregulated expression of neutrophil-associated chemokines (Cx3cl1 and Cx3cr1) was restored by P. dorei. P. dorei culture supernatant inhibited macrophage-mediated efferocytosis. P. dorei attenuates liver fibrosis by suppressing neutrophil and macrophage infiltration and disrupting efferocytosis. Our results identify P. dorei as a potential microbiome-based therapeutic candidate for cholestatic liver fibrosis. This study reveals that the gut bacterium Phocaeicola dorei reduces liver fibrosis by regulating immune cell clearance of neutrophils.

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