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INFLUENZA B VIRUS
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DeCS
Descriptor
English
:
Influenza B virus
Descriptor
Spanish
:
Virus de la Influenza B
Descriptor
Portuguese
:
Vírus da Influenza B
Synonyms
English
:
Influenza B viruses
Influenza Viruses Type B
Orthomyxoviruses Type B
Tree Number:
B04.820.545.407.410
Definition
English
:
Species of the genus
INFLUENZAVIRUS B
that cause HUMAN INFLUENZA and other
diseases
primarily in
humans
.
Antigenic variation
is less extensive than in type A
viruses
(
INFLUENZA A VIRUS
) and consequently there is no basis for distinct subtypes or variants.
Epidemics
are less likely than with
INFLUENZA A VIRUS
and there have been no
pandemics
. Previously only found in
humans
,
Influenza B virus
has been isolated from seals which may constitute the animal reservoir from which
humans
are exposed.
Indexing Annotation
English
:
infection: coordinate IM with INFLUENZA, HUMAN (IM) in
humans
or
ORTHOMYXOVIRIDAE INFECTIONS
(IM) in
animals
;
INFLUENZAVIRUS B
is also available
History Note
English
:
97; was ORTHOMYXOVIRUSES TYPE B 1985-96
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:
10159
Unique Identifier:
D009981
Occurrence in VHL
:
Similar:
DeCS