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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
21
pubmed:dateCreated
2009-5-11
pubmed:abstractText
Vaccination with recombinant His-tagged isoforms of the Clostridium botulinum Hc domain of neurotoxin serotype A (rAHc) have effectively protected against challenge with active botulinum neurotoxin serotype A. To establish a formulation suitable for human use, rAHc was expressed in Escherichia coli without a His-tag and purified by sequential chromatography on ion-exchange and hydrophobic-interaction resins. Purified rAHc was used to vaccinate mice and survival was evaluated following challenge with active toxin. rAHc-vaccinated mice were protected against an active toxin challenge in mouse models of disease and a dose-response relationship was observed between the dose of rAHc administered and protection. Vaccination with rAHc in the presence or absence of adjuvants was also tested following intramuscular or subcutaneous vaccination to determine the optimal route of vaccination in the context of active toxin challenge. The data presented in the report suggested that rAHc administered with or without adjuvants functioned effectively over time in protecting mice against challenge with neurotoxin suggesting that this form of rAHc may be developed into a human vaccine candidate designed for the prevention of botulism.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0264-410X
pubmed:author
pubmed:issnType
Print
pubmed:day
11
pubmed:volume
27
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2816-22
pubmed:dateRevised
2010-11-18
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
The recombinant Hc subunit of Clostridium botulinum neurotoxin serotype A is an effective botulism vaccine candidate.
pubmed:affiliation
Beijing Institute of Biotechnology, 20 Dong Dajie Street, Fengtai District, Beijing 100071, China.
pubmed:publicationType
Journal Article