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Plant-derived human papillomavirus 16 E7 oncoprotein induces immune response and specific tumor protection

TitoloPlant-derived human papillomavirus 16 E7 oncoprotein induces immune response and specific tumor protection
Tipo di pubblicazioneArticolo su Rivista peer-reviewed
Anno di Pubblicazione2002
AutoriFranconi, Rosella, Di Bonito P., Dibello F., Accardi L., Muller A., Cirilli A., Simeone P., Donà M.G., Venuti A., and Giorgi C.
RivistaCancer Research
Volume62
Paginazione3654-3658
ISSN00085472
Parole chiaveanimal model, Animals, article, cancer immunotherapy, cancer vaccine, Cancer Vaccines, cellular immunity, controlled study, Cytotoxic, Delayed, Experimental, Female, humoral immunity, Hypersensitivity, immune response, immunization, Inbred C57BL, lymphocyte activation, Mice, mouse, Neoplasms, nonhuman, Oncogene Proteins, oncoprotein, Plant, Plant extract, plant virus, Potexvirus, priority journal, protein E7, protein expression, recombinant protein, T-Lymphocytes, Tobacco, tumor cell, unclassified drug, uterine cervix cancer, Viral, virus vector, Wart virus
Abstract

Vaccine strategies for treatment of human papillomavirus-induced cervical cancer are based on either the recombinant E7 fusion oncoprotein or E7 CTL peptides. The therapeutic potential of the E7-based vaccine depends on the use of different adjuvants. In this study, we describe for the first time the expression of the human papillomavirus 16 E7 protein in Nicotiana benthamiana plant using a potato virus X-derived vector. C57BL/6 mice immunized with E7-containing crude foliar extracts developed both humoral and cell-mediated immune responses and were protected from tumor development after challenge with the E7-expressing C3 tumoral cell line. Our data support the possibility of producing a cost-effective anticancer vaccine in plant with intrinsic adjuvant-like properties.

Note

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URLhttps://www.scopus.com/inward/record.uri?eid=2-s2.0-0036645102&partnerID=40&md5=3ece1c8837ab980b6ac9017066345510
Citation KeyFranconi20023654