Medical Countermeasures against Ricin Intoxication
Ricin toxin is a disulfide-linked glycoprotein (AB toxin) comprising one enzymatic A chain (RTA) and one cell-binding B chain (RTB) contained in the castor bean, a Ricinus species.
Christine Rasetti-Escargueil +1 more
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The detergent-compatible alkaline protease was produced from the bacterial strain Bacillus sp. APP-07 isolated from Laundromat soil of Solapur, Maharashtra, India.
I.K. Shaikh, P.P. Dixit, T.M. Shaikh
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The coevolution of toxin and antitoxin genes drives the dynamics of bacterial addiction complexes and intragenomic conflict [PDF]
Bacterial genomes commonly contain 'addiction' gene complexes that code for both a toxin and a corresponding antitoxin. As long as both genes are expressed, cells carrying the complex can remain healthy.
Rankin, Daniel J. +7 more
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Crystal Structure of the Escherichia coli Fic Toxin-Like Protein in Complex with Its Cognate Antitoxin [PDF]
FIC domain proteins mediate post-translational modifications of target proteins, which typically results in their inactivation. Depending on the conservation of crucial active site residues, the FIC fold serves as structural scaffold for various ...
Stanger, Frédéric V. +11 more
core +2 more sources
VapC Toxins from Mycobacterium tuberculosis are ribonucleases that differentially inhibit growth and are neutralized by cognate VapB antitoxins [PDF]
The chromosome of Mycobacterium tuberculosis (Mtb) encodes forty seven toxin-antitoxin modules belonging to the VapBC family. The role of these modules in the physiology of Mtb and the function(s) served by their expansion are unknown.
Mizrahi, Valerie +36 more
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Human versus equine intramuscular antitoxin, with or without human intrathecal antitoxin, for the treatment of adults with tetanus: a 2 × 2 factorial randomised controlled trial [PDF]
Background Intramuscular antitoxin is recommended in tetanus treatment, but there are few data comparing human and equine preparations. Tetanus toxin acts within the CNS, where there is limited penetration of peripherally administered antitoxin; thus ...
Tuyen, Pham Thi +29 more
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Ricin is a type II ribosome-inactivating toxin that catalytically inactivates ribosomes ultimately leading to cell death. The toxicity of ricin along with the prevalence of castor beans (its natural source) has led to its increased notoriety and ...
Sarah J. C. Whitfield +8 more
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A case of asymmetric cranial nerve palsy due to iatrogenic botulism [PDF]
Introduction:Botulism is a rare but lethal disease and atypical clinical presentations of this disease are difficult to diagnose. We report a case of iatrogenic botulism who presented withasymmetric cranial nerve involvement.Case report:An eighteen year ...
Muhammad Akbar Baig, Joshua Nogar
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Adenylylation of Gyrase and Topo IV by FicT Toxins Disrupts Bacterial DNA Topology [PDF]
Toxin-antitoxin (TA) modules are ubiquitous molecular switches controlling bacterial growth via the release of toxins that inhibit cell proliferation.
Gerdes, K. +27 more
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