Results 61 to 70 of about 328,500 (323)

Modeling sRNA-regulated Plasmid Maintenance [PDF]

open access: yes, 2016
We study a theoretical model for the toxin-antitoxin (hok/sok) mechanism for plasmid maintenance in bacteria. Toxin-antitoxin systems enforce the maintenance of a plasmid through post-segregational killing of cells that have lost the plasmid. Key to their function is the tight regulation of expression of a protein toxin by an sRNA antitoxin.
arxiv   +1 more source

Tetanus Toxin C-Fragment: The Courier and the Cure?

open access: yesToxins, 2010
In many neurological disorders strategies for a specific delivery of a biological activity from the periphery to the central nervous system (CNS) remains a considerable challenge for successful therapy. Reporter assays have established that the non-toxic
J. Toivonen, S. Oliván, R. Osta
semanticscholar   +1 more source

CsrA and its regulators control the time-point of ColicinE2 release in Escherichia coli [PDF]

open access: yesScientific Reports 8, 6537 (2018), 2018
The bacterial SOS response is a cellular reaction to DNA damage, that, among other actions, triggers the expression of colicin - toxic bacteriocins in Escherichia coli that are released to kill close relatives competing for resources. However, it is largely unknown, how the complex network regulating toxin expression controls the time-point of toxin ...
arxiv   +1 more source

THE DISTRIBUTION OF TETANUS TOXIN IN THE BODY [PDF]

open access: yesThe American Journal of the Medical Sciences, 1916
n ...
openaire   +3 more sources

Environmental toxicity influences disease spread in consumer population [PDF]

open access: yesarXiv, 2022
The study of infectious disease has been of interest to ecologists since long. The initiation of epidemic and the long term disease dynamics are largely influenced by the nature of the underlying consumer (host)-resource dynamics. Ecological traits of such systems may be often modulated by toxins released in the environment due to ongoing anthropogenic
arxiv  

Tetanus in animals

open access: yesJournal of Veterinary Diagnostic Investigation, 2020
Tetanus is a neurologic disease of humans and animals characterized by spastic paralysis. Tetanus is caused by tetanus toxin (TeNT) produced by Clostridium tetani, an environmental soilborne, gram-positive, sporulating bacterium.
M. Popoff
semanticscholar   +1 more source

Chemical warfare and survival strategies in bacterial range expansions [PDF]

open access: yesJ. R. Soc. Interface 11, 20140172 (2014), 2014
Dispersal of species is a fundamental ecological process in the evolution and maintenance of biodiversity. Limited control over ecological parameters has hindered progress in understanding of what enables species to colonise new area, as well as the importance of inter-species interactions.
arxiv   +1 more source

Isolated Light Chain of Tetanus Toxin Inhibits Exocytosis: Studies in Digitonin-Permeabilized Cells [PDF]

open access: yes, 1989
Previous work indicates that the heavy chain of tetanus toxin is responsible for the binding of the toxin to the neuronal membrane and its subsequent internalization.
Bittner, Mary A.   +2 more
core   +1 more source

Botulinum and Tetanus Neurotoxins.

open access: yesAnnual Review of Biochemistry, 2019
Botulinum neurotoxins (BoNTs) and tetanus neurotoxin (TeNT) are the most potent toxins known and cause botulism and tetanus, respectively. BoNTs are also widely utilized as therapeutic toxins.
M. Dong, G. Masuyer, P. Stenmark
semanticscholar   +1 more source

Applications of bioactive herbal extracts in dressing materials for skin wound repair: Ingredients, mechanisms and innovations

open access: yesInterdisciplinary Medicine, EarlyView.
Abstract The skin, as the body's largest organ, plays essential roles in protection, immune regulation, and homeostasis. Skin trauma, especially chronic wounds such as diabetic ulcers, poses significant clinical challenges. Traditional treatments, while often effective, can be costly and pose risks.
Boxiang Yang   +12 more
wiley   +1 more source

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