C. N. Johnson

Mucin promotes pneumococcal colonization via autolysis suppression and tryptophan-mediated immune modulation

This study shows that mucin promotes pneumococcal colonization by suppressing autolysis and modulating immune responses through tryptophan biosynthesis.

An enterococcal phage protein broadly inhibits type IV restriction enzymes involved in antiphage defense

The paper identifies a phage protein that inhibits type IV restriction enzymes in drug-resistant enterococci, revealing how phages evolve to overcome bacterial defense mechanisms.

Insights into Molecular Diversity within the FET Family: Unraveling Phase Separation of the N-Terminal Low Complexity Domain from RNA-Binding Protein EWS

This study investigates the phase separation mechanism of the EWSLCD domain using biophysical methods, revealing tyrosine residues as key drivers of condensate formation.

Keratin 17- and PKCα-dependent transient amplification of neutrophil influx after repeated stress to the skin

The paper identifies a keratin 17- and PKCα-dependent mechanism that transiently amplifies neutrophil influx in stressed skin, revealing a novel pathway in chronic inflammatory skin diseases.

Individual variation in the avian gut microbiota: the influence of host state and environmental heterogeneity

The study examines how the gut microbiota of wild great tits varies with age, environment, and life history traits, finding that nestlings show greater sensitivity to ecological variation than adults.

Continuing decline of the eastern quoll in Tasmania

The paper analyzes eastern quoll population trends in Tasmania from 1985-2019, revealing a continued decline with significant reductions in the early 2000s and more recent periods.

Genetically distant bacteriophages elicit unique genomic changes in Enterococcus faecalis

This study shows that genetically distinct bacteriophages induce unique genomic changes in Enterococcus faecalis, highlighting phage-specific host responses during evolution.

The non-canonical interaction between calmodulin and calcineurin contributes to the differential regulation of plant-derived calmodulins on calcineurin.

This study investigates how plant-derived calmodulin variants differentially regulate calcineurin through non-canonical interactions beyond calcium binding and canonical CaMBR binding.

Relative demographic susceptibility does not explain the extinction chronology of Sahul's megafauna

This study uses demographic models to test if extinction chronology of Sahul's megafauna correlates with extinction susceptibility, finding no clear relationship.

A time-lagged association between the gut microbiome, nestling weight and nestling survival in wild great tits

The paper examines the relationship between gut microbiome composition, nestling weight, and survival in great tits, finding a time-lagged association between early microbiome diversity and later weight gain.

Diet induces parallel changes to host gut microbiota and problem solving performance in a wild bird.

The study shows that diet affects gut microbiota diversity and problem-solving performance in wild birds, suggesting a link between microbiome changes and behavioral plasticity.

How many bird and mammal extinctions has recent conservation action prevented?

The paper estimates that conservation actions prevented 21-32 bird and 7-16 mammal extinctions between 1993-2020, and 9-18 bird and 2-7 mammal extinctions between 2010-2020.

Bacteriophage resistance alters antibiotic mediated intestinal expansion of enterococci

This study shows that phage resistance in enterococci reduces their intestinal colonization ability and antibiotic sensitivity, suggesting phage therapy could complement antibiotics in treating dysbiotic microbiota.