Search on: VIRUSES, HELPER 
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Descriptor English:   Helper Viruses 
Descriptor Spanish:   virus helper 
Descriptor Portuguese:   Vírus Auxiliares 
Synonyms English:   Helper Virus
Virus, Helper
Viruses, Helper  
Tree Number:   B04.423
Definition English:   Viruses which enable defective viruses to replicate or to form a protein coat by complementing the missing gene function of the defective (satellite) virus. Helper and satellite may be of the same or different genus. 
Indexing Annotation English:   enable defective viruses to replicate or to form a protein coat; coord IM with specific virus (IM)
See Related English:   Satellite Viruses
 
History Note English:   75; was HELPER VIRUS 1967-74 (Prov 1967-72) 
Allowable Qualifiers English:  
CH chemistry CL classification
DE drug effects EN enzymology
GE genetics GD growth & development
IM immunology IP isolation & purification
ME metabolism PY pathogenicity
PH physiology RE radiation effects
UL ultrastructure  
Record Number:   6528 
Unique Identifier:   D006378 

Occurrence in VHL:
 

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