helper virus is a virus that allows an otherwise-deficient coinfecting virus to replicate. These can be naturally occurring as with Hepatitis D virus...

A helper dependent virus, also termed a gutless virus, is a synthetic viral vector dependent on the assistance of a helper virus in order to replicate...

helper virus for its replication. Satellites can be divided into two major groups: satellite viruses and satellite nucleic acids. Satellite viruses,...

that, despite being present in people infected by helper viruses such as adenovirus or herpes virus, AAV itself did not cause any disease. Wild-type AAV...

The T helper cells (Th cells), also known as CD4+ cells or CD4-positive cells, are a type of T cell that play an important role in the adaptive immune...

their helper viruses; while they are sometimes considered to be genomic elements of their helper viruses, they are not always found within their helper viruses...

infected by a certain helper virus; Sputnik uses the helper virus's machinery for reproduction and inhibits replication of the helper virus. It is known as...

a group of small DNA viruses that infect protists and require a helper virus to replicate; they are a type of satellite virus. Discovered in 2013 in...

Saccharomyces cerevisiae virus L-A, also called L-A helper virus, is a member of the Totivirus genus of viruses found primarily in Saccharomyces cerevisiae...

another virus. The co-infecting viruses are typically giant viruses. Virophages rely on the viral replication factory of the co-infecting giant virus for...

dependovirus. A highly efficient helper virus commonly used when growing A-MuLV in vitro is Moloney murine leukemia virus (M-MuLV). It causes leukemia directly...

Virusoids are essentially viroids that have been encapsulated by a helper virus coat protein. They are thus similar to viroids in their means of replication...

following species: Totivirus go Totivirus hachi Totivirus ichi (L-A helper virus) Totivirus jyu Totivirus jyugo Totivirus jyuhachi Totivirus jyuichi Totivirus...

group-specific antigen helical helper dependent virus helper virus Any virus which aids or allows the replication of a coinfecting virus that is incapable of replicating...

penetrate host cells, but requires another fully functional virus particle (the 'helper' virus) to co-infect a cell with it, in order to provide the lost...

A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals...

cells. AAVs, however, require the presence of a "helper virus" such as an adenovirus or herpes simplex virus to replicate within the host, although it can...

nucleic acids — infectious agents that resemble viruses, but cannot replicate without a helper virus. Established in ICTV TaxoProp 2020.012D, the realm...

as the helper virus. These helper viruses are necessary for the replication of a dependoparvovirus. A common helper virus in humans is the adenovirus...

oncogenic or transforming retroviruses are capable of replication without a helper virus, making non-defective strains of RSV quite unique. The RSV genome has...

helper virus to replicate. Phaeocystis globosa virus virophage has a parasitic relationship with its helper virus species Phaeocystis globosa virus (PgV)...

replicated and can be transmitted to offspring during reproduction. Biological viruses can replicate, but only by commandeering the reproductive machinery of...

the wild-type Sendai virus, which acts as a helper virus. Propagation in Embryonated Eggs: Subsequently, the engineered viruses are propagated within...

security advisory organizations and anti-virus software developers compile and publish virus lists. When a new virus appears, the rush begins to identify...

tomato leaf curl New Delhi virus (ToLCNDV), a bipartite begomovirus with betasatellites, results in enhanced level of helper virus components and antagonistic...

referring to mRNA synthesis from a viral RNA molecule. The genome of many RNA viruses is composed of negative-sense RNA which acts as a template for positive...

The human immunodeficiency viruses (HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect humans. Over time, they cause acquired immunodeficiency...

are recognized:[citation needed] All cellular life forms and many DNA viruses, phages and plasmids use a primase to synthesize a short RNA primer with...

"infected" with a computer virus, a metaphor derived from biological viruses. Computer viruses generally require a host program. The virus writes its own code...

The T-Lymphocyte Helper/Suppressor Profile (Helper/Suppressor ratio, T4:T8 ratio, CD4:CD8 ratio) is a basic laboratory test in which the percentage of...