<s>
DAVID	B-Application
(	O
the	B-Application
database	I-Application
for	I-Application
annotation	I-Application
,	I-Application
visualization	I-Application
and	I-Application
integrated	I-Application
discovery	I-Application
)	O
is	O
a	O
free	O
online	O
bioinformatics	O
resource	O
developed	O
by	O
the	O
Laboratory	O
of	O
Human	O
Retrovirology	O
and	O
Immunoinformatics	O
(	O
)	O
.	O
</s>
<s>
All	O
tools	O
in	O
the	O
DAVID	B-Application
Bioinformatics	I-Application
Resources	O
aim	O
to	O
provide	O
functional	O
interpretation	O
of	O
large	O
lists	O
of	O
genes	O
derived	O
from	O
genomic	O
studies	O
,	O
e.g.	O
</s>
<s>
The	O
DAVID	B-Application
Bioinformatics	I-Application
Resources	O
consists	O
of	O
the	O
DAVID	B-Application
Knowledgebase	O
and	O
five	O
integrated	O
,	O
web-based	O
functional	O
annotation	O
tool	O
suites	O
:	O
the	O
DAVID	B-Application
Gene	O
Functional	O
Classification	O
Tool	O
,	O
the	O
DAVID	B-Application
Functional	O
Annotation	O
Tool	O
,	O
the	O
DAVID	B-Application
Gene	O
ID	O
Conversion	O
Tool	O
,	O
the	O
DAVID	B-Application
Gene	O
Name	O
Viewer	O
and	O
the	O
DAVID	B-Application
NIAID	O
Pathogen	O
Genome	O
Browser	O
.	O
</s>
<s>
The	O
expanded	O
DAVID	B-Application
Knowledgebase	O
now	O
integrates	O
almost	O
all	O
major	O
and	O
well-known	O
public	O
bioinformatics	O
resources	O
centralized	O
by	O
the	O
DAVID	B-Application
Gene	O
Concept	O
,	O
a	O
single-linkage	O
method	O
to	O
agglomerate	O
tens	O
of	O
millions	O
of	O
diverse	O
gene/protein	O
identifiers	O
and	O
annotation	O
terms	O
from	O
a	O
variety	O
of	O
public	O
bioinformatics	O
databases	O
.	O
</s>
<s>
For	O
any	O
uploaded	O
gene	O
list	O
,	O
the	O
DAVID	B-Application
Resources	O
now	O
provides	O
not	O
only	O
the	O
typical	O
gene-term	O
enrichment	O
analysis	O
,	O
but	O
also	O
new	O
tools	O
and	O
functions	O
that	O
allow	O
users	O
to	O
condense	O
large	O
gene	O
lists	O
into	O
gene	O
functional	O
groups	O
,	O
convert	O
between	O
gene/protein	O
identifiers	O
,	O
visualize	O
many-genes-to-many-terms	O
relationships	O
,	O
cluster	O
redundant	O
and	O
heterogeneous	O
terms	O
into	O
groups	O
,	O
search	O
for	O
interesting	O
and	O
related	O
genes	O
or	O
terms	O
,	O
dynamically	O
view	O
genes	O
from	O
their	O
lists	O
on	O
bio-pathways	O
and	O
more	O
.	O
</s>
<s>
DAVID	B-Application
2021	O
update	O
was	O
released	O
in	O
December	O
2021	O
.	O
</s>
<s>
DAVID	B-Application
provides	O
a	O
comprehensive	O
set	O
of	O
functional	O
annotation	O
tools	O
for	O
investigators	O
to	O
understand	O
biological	O
meaning	O
behind	O
large	O
list	O
of	O
genes	O
.	O
</s>
<s>
For	O
any	O
given	O
gene	O
list	O
,	O
DAVID	B-Application
tools	O
are	O
able	O
to	O
:	O
</s>
