Studies
have
indicated
that
CYLD
encodes
a
deubiquitinating
enzyme
____________________
negatively
regulates
the
nuclear
factor
(
NF
)
?
kappaB
and
c
-
Jun
N
-
terminal
kinase
(
JNK
)
pathways
.
Due
to
the
____________________
of
significant
numbers
of
Merkel
cells
within
the
tumor
____________________
and
the
detection
of
a
sheath
of
CD34
-
positive
dendrocytes
____________________
the
tumor
nests
,
it
appears
that
trichoepithelioma
differentiates
toward
____________________
derives
from
hair
structures
,
particularly
the
hair
bulge
.
Rare
____________________
of
tumors
resembling
trichoepithelioma
____________________
been
reported
____________________
animals
.
