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Gut bacteria could be behind weaker immune responses to COVID-19 vaccine

Medical Xpress

Gut bacteria that break down a sugar called fucose could be dampening our immune response to the COVID-19 mRNA vaccine, according to a study led by researchers from the Okinawa Institute of Science and Technology (OIST).

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Vaxcyte files patent for immunogenic composition for inducing immune responses against gas infections

Pharmaceutical Technology

This innovative composition induces a protective immune response against Group A Streptococcus (GAS) bacteria, offering potential targets for vaccine development. Discover a groundbreaking immunogenic composition patent that combines GAS polypeptide antigens and polypeptide-polysaccharide conjugates.

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Merck, chasing Pfizer, claims study success for new pneumonia vaccine

Bio Pharma Dive

The pharma said its latest shot, which covers 21 strains of bacteria, cleared two Phase 3 trials and in some cases spurred a stronger immune response than Pfizer’s Prevnar 20.

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Gel fights drug-resistant bacteria and induces body’s natural immune defense

Scienmag

In the fight against multidrug-resistant bacteria, scientists in Sweden have developed a new kind of antibiotic-free protection for wounds that kills drug-resistant bacteria and induces the body’s own immune responses to fight infections.

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Commensal bacteria ‘vaccine’ may safely prep immune cells for meningitis-causing cousin

Scienmag

Researchers have produced vaccine-like immune responses to a dangerous bacterium by colonizing 26 healthy volunteers with a related, but harmless, commensal bacterial species.

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Infant antibiotic exposure can affect future immune responses toward allergies

Scienmag

Early life exposure to antibotics in utero and through mother’s milk disrupts beneficial gut bacteria, compromising T-cell development, Rutgers research shows Exposure to antibiotics in utero and infancy can lead to an irreversible loss of regulatory T-cells in the colon-a valuable component of the immune system’s response toward allergens (..)

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Insights into how diet-related factors may influence immune response for cancer patients

Scienmag

Dietary fiber and probiotics impact gut bacteria and immunotherapy responses in melanoma patients, a new study in patients shows. A high-fiber diet was associated with improved survival and response to immunotherapy, the results reveal.