The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 08, 2019

Filed:

Jul. 16, 2014
Applicant:

Ditesan Ltd., Riga, Latvia, LV;

Inventors:

Dite Venskus, Jelgava, LV;

Ivars Kalvins, Riga, LV;

Dace Pjanova, Riga, LV;

Ramona Petrovska, Riga, LV;

Jurgis Auzins, Olaine, LV;

Assignee:

Ditesan Ltd., Riga, LV;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12N 15/00 (2006.01); A61K 48/00 (2006.01); C12N 7/00 (2006.01); A01K 67/00 (2006.01);
U.S. Cl.
CPC ...
C12N 7/00 (2013.01); C12N 2770/32321 (2013.01); C12N 2770/32332 (2013.01);
Abstract

In a method for manufacturing a modified enterovirus of ECHO 7 type by modification of native ECHO 7 virus, isolated by a known method from human feces and identified by genome sequence, the modification is performed initially conducting the virus adaptation in cancer cells, attenuated by anti-cancer agent dacarbazine, further passaging the modified virus in human embryonal fibroblast culture, followed by propagation in human melanoma cells and further passaging in human embryonal fibroblast culture, that was treated by ribavirin, isolation and purification by known method. The modified virus is suitable for treating various tumours.


Find Patent Forward Citations

Loading…