Results 21 to 30 of about 1,739,286 (305)

Fluorescent Tagged Vaccinia Virus Genome Allows Rapid and Efficient Measurement of Oncolytic Potential and Discovery of Oncolytic Modulators

open access: yesBiomedicines, 2020
As a live biologic agent, oncolytic vaccinia virus has the ability to target and selectively amplify at tumor sites. We have previously reported that deletion of thymidine kinase and ribonucleotide reductase genes in vaccinia virus can increase the ...
Franck Gallardo   +14 more
doaj   +1 more source

Vaccinia E5 is a major inhibitor of the DNA sensor cGAS

open access: yesNature Communications, 2023
The DNA sensor cyclic GMP-AMP synthase (cGAS) is critical in host antiviral immunity. Vaccinia virus (VACV) is a large cytoplasmic DNA virus that belongs to the poxvirus family.
Ning Yang   +11 more
doaj   +1 more source

Innate immune response of human plasmacytoid dendritic cells to poxvirus infection is subverted by vaccinia E3 via its Z-DNA/RNA binding domain. [PDF]

open access: yesPLoS ONE, 2012
Plasmacytoid dendritic cells (pDCs) play important roles in antiviral innate immunity by producing type I interferon (IFN). In this study, we assess the immune responses of primary human pDCs to two poxviruses, vaccinia and myxoma virus.
Hua Cao   +15 more
doaj   +1 more source

Incomplete but infectious vaccinia virions are produced in the absence of oncolysis in feline SCCF1 cells. [PDF]

open access: yesPLoS ONE, 2015
Vaccinia virus is a large, enveloped virus of the poxvirus family. It has broad tropism and typically virus replication culminates in accumulation and lytic release of intracellular mature virus (IMV), the most abundant form of infectious virus, as well ...
Suvi Parviainen   +7 more
doaj   +1 more source

Interactions between vaccinia virus and sensitized macrophages in vitro [PDF]

open access: yes, 1975
The action of peritoneal exudate cells (PEC) from normal and vaccinia virus infected mice on infectious vaccinia virus particles was investigatedin vitro. PEC from immune mice showed a significantly higher infectivity titre reduction (virus clearance, VC)
A. V. Boand   +25 more
core   +1 more source

Role of early viral surface antigens in cellular immune response to vaccinia virus [PDF]

open access: yes, 1976
Infection of mice with the vaccinia virus strain WR, Elstree or DIs, a conditional lethal mutant of vaccinia virus, resulted in the generation of vaccinia virus-specific sensitized cytolytic T lymphocytes (CTL).
Ertl, H., Koszinowski, Ulrich H.
core   +1 more source

Reemergence of Vaccinia Virus during Zoonotic Outbreak, Pará State, Brazil

open access: yesEmerging Infectious Diseases, 2013
In 2010, vaccinia virus caused an outbreak of bovine vaccinia that affected dairy cattle and rural workers in Pará State, Brazil. Genetic analyses identified the virus as distinct from BeAn58058 vaccinia virus (identified in 1960s) and from smallpox ...
Felipe L. de Assis   +9 more
doaj   +1 more source

Lysis mediated by T cells and restricted by H-2 antigen of target cells infected with vaccinia virus [PDF]

open access: yes, 1975
VARIOUS virus infections lead to the formation of cytotoxic lymphocytes (CL), which are capable of killing virus-infected target cells1−4. Specific lysis of target cells infected with 51Cr-labelled vaccinia virus could be observed when investigating the ...
GJ Hämmerling   +13 more
core   +1 more source

Passatempo Virus, a Vaccinia Virus Strain, Brazil

open access: yesEmerging Infectious Diseases, 2005
Passatempo virus was isolated during a zoonotic outbreak. Biologic features and molecular characterization of hemagglutinin, thymidine kinase, and vaccinia growth factor genes suggested a vaccinia virus infection, which strengthens the idea of the ...
Juliana A. Leite   +11 more
doaj   +1 more source

Effect of the deletion of genes encoding proteins of the extracellular virion form of vaccinia virus on vaccine immunogenicity and protective effectiveness in the mouse model. [PDF]

open access: yesPLoS ONE, 2013
Antibodies to both infectious forms of vaccinia virus, the mature virion (MV) and the enveloped virion (EV), as well as cell-mediated immune response appear to be important for protection against smallpox.
Clement A Meseda   +5 more
doaj   +1 more source

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