Bacterial origins of human cell-autonomous innate immune mechanisms
The cell-autonomous innate immune system enables animal cells to resist viral infection.
This system comprises an array of sensors that, after detecting viral molecules, activate the …
This system comprises an array of sensors that, after detecting viral molecules, activate the …
[HTML][HTML] CBASS to cGAS-STING: the origins and mechanisms of nucleotide second messenger immune signaling
KM Slavik, PJ Kranzusch - Annual Review of Virology, 2023 - annualreviews.org
Host defense against viral pathogens is an essential function for all living organisms. In cell-
intrinsic innate immunity, dedicated sensor proteins recognize molecular signatures of …
intrinsic innate immunity, dedicated sensor proteins recognize molecular signatures of …
[HTML][HTML] A functional selection reveals previously undetected anti-phage defence systems in the E. coli pangenome
CN Vassallo, CR Doering, ML Littlehale… - Nature …, 2022 - nature.com
The ancient, ongoing coevolutionary battle between bacteria and their viruses,
bacteriophages, has given rise to sophisticated immune systems including restriction …
bacteriophages, has given rise to sophisticated immune systems including restriction …
[HTML][HTML] An expanded arsenal of immune systems that protect bacteria from phages
Bacterial anti-phage systems are frequently clustered in microbial genomes, forming
defense islands. This property enabled the recent discovery of multiple defense systems …
defense islands. This property enabled the recent discovery of multiple defense systems …
[HTML][HTML] Bacteriophages inhibit and evade cGAS-like immune function in bacteria
E Huiting, X Cao, J Ren, JS Athukoralage, Z Luo… - Cell, 2023 - cell.com
A fundamental strategy of eukaryotic antiviral immunity involves the cGAS enzyme, which
synthesizes 2′, 3′-cGAMP and activates the effector STING. Diverse bacteria contain …
synthesizes 2′, 3′-cGAMP and activates the effector STING. Diverse bacteria contain …
STING cyclic dinucleotide sensing originated in bacteria
BR Morehouse, AA Govande, A Millman, AFA Keszei… - Nature, 2020 - nature.com
Stimulator of interferon genes (STING) is a receptor in human cells that senses foreign cyclic
dinucleotides that are released during bacterial infection and in endogenous cyclic GMP …
dinucleotides that are released during bacterial infection and in endogenous cyclic GMP …
Antiviral activity of bacterial TIR domains via immune signalling molecules
Abstract The Toll/interleukin-1 receptor (TIR) domain is a canonical component of animal
and plant immune systems,. In plants, intracellular pathogen sensing by immune receptors …
and plant immune systems,. In plants, intracellular pathogen sensing by immune receptors …
Metabolic programs of T cell tissue residency empower tumour immunity
Tissue resident memory CD8+ T (TRM) cells offer rapid and long-term protection at sites of
reinfection. Tumour-infiltrating lymphocytes with characteristics of TRM cells maintain …
reinfection. Tumour-infiltrating lymphocytes with characteristics of TRM cells maintain …
Abortive infection: bacterial suicide as an antiviral immune strategy
Facing frequent phage challenges, bacteria have evolved numerous mechanisms to resist
phage infection. A commonly used phage resistance strategy is abortive infection (Abi), in …
phage infection. A commonly used phage resistance strategy is abortive infection (Abi), in …
[HTML][HTML] cGAS-like receptors sense RNA and control 3′2′-cGAMP signalling in Drosophila
KM Slavik, BR Morehouse, AE Ragucci, W Zhou, X Ai… - Nature, 2021 - nature.com
Abstract Cyclic GMP–AMP synthase (cGAS) is a cytosolic DNA sensor that produces the
second messenger cG [2′–5′] pA [3′–5′] p (2′ 3′-cGAMP) and controls activation of …
second messenger cG [2′–5′] pA [3′–5′] p (2′ 3′-cGAMP) and controls activation of …