Cloning, Expression, and Odorant Binding Characteristics of the Chemosensory Protein 1 in Asecodes hispinarum, a Parasitoid of the Coconut Leaf Beetle (Brontispa longissima)
Abstract
Asecodes
hispinarum
(Hymenoptera:
Eulophidae)
is
an
endoparasitic
wasp
and
efficient
biological
control
agent
of
the
coconut
leaf
beetle,
Brontispa
longissima ,
a
significant
pest
more
than
20
palm
species.
Due
to
its
effectiveness
against
B.
A.
extensively
utilized
in
management
palms
such
as
coconut,
betel
nut,
oil
palm.
Olfaction
plays
crucial
role
insect
behaviors
finding
food,
selecting
oviposition
sites,
locating
mates.
However,
molecular
mechanisms
underlying
olfactory
recognition
have
not
been
reported.
In
previous
study,
we
identified
several
olfaction-related
genes
through
transcriptome
sequencing
bioinformatics
analysis.
current
chemosensory
protein
gene
1
(AhisCSP1)
was
cloned,
real-time
PCR
employed
assess
expression
levels
AhisCSP1
across
different
developmental
stages
adult
tissues
hispinarum .
Additionally,
odorant
binding
characteristics
were
examined
using
vitro
technology
fluorescence
competitive
assays.
The
results
indicated
that
expressed
at
all
stages,
with
higher
stage
compared
other
stages.
Furthermore,
specific
antennae,
no
detected
head,
thorax,
abdomen,
legs,
or
wings.
A
assay
revealed
can
effectively
bound
volatiles
L-α-terpineol,
benzyl
alcohol,
3-phenylpropionic
acid
pentyl
ester
2-ethyl-1-hexanol,
constants
21.26,
25.42,
27.96,
39.72
µmol/L,
respectively.
Among
four
longissima
larvae,
demonstrated
strong
capacity
isohexadecane,
constant
19.76
medium
pentadecane,
34.28
weak
butyl
benzoate
methyl
eugenol,
53.45µmol/L
58.27µmol/L,
These
findings
suggest
may
play
dual
hispinarum’s
host
location
by
sensing
from
both
host,
longissimi
habitat,
i.e.
Research Square (Research Square), Год журнала: 2025, Номер unknown
Опубликована: Май 7, 2025
Язык: Английский