Abstract:
:Yersinia pestis, the causative agent of bubonic and pneumonic plague, is an extremely virulent bacterium but there are currently no approved vaccines for protection against this organism. Plants represent an economical and safer alternative to fermentation-based expression systems for the production of therapeutic proteins. The recombinant plague vaccine candidates produced in plants are based on the two most immunogenic antigens of Y. pestis: the fraction-1 capsular antigen (F1) and the low calcium response virulent antigen (V) either in combination or as a fusion protein (F1-V). These antigens have been expressed in plants using all three known possible strategies: nuclear transformation, chloroplast transformation and plant-virus-based expression vectors. These plant-derived plague vaccine candidates were successfully tested in animal models using parenteral, oral, or prime/boost immunization regimens. This review focuses on the recent research accomplishments towards the development of safe and effective pneumonic and bubonic plague vaccines using plants as bioreactors.
journal_name
Biotechnol Advjournal_title
Biotechnology advancesauthors
Alvarez ML,Cardineau GAdoi
10.1016/j.biotechadv.2009.11.006subject
Has Abstractpub_date
2010-01-01 00:00:00pages
184-96issue
1eissn
0734-9750issn
1873-1899pii
S0734-9750(09)00191-8journal_volume
28pub_type
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