Current Opinion in Insect Science,
Год журнала:
2018,
Номер
25, С. 116 - 124
Опубликована: Фев. 1, 2018
Diptera
(true
flies)
are
among
the
most
diverse
holometabolan
insect
orders
and
were
first
eukaryotic
order
to
have
a
representative
genome
fully
sequenced.
110
fly
species
publically
available
assemblies
many
hundreds
of
population-level
genomes
been
generated
in
model
organisms
Drosophila
melanogaster
malaria
mosquito
Anopheles
gambiae.
Comparative
genomics
carried
out
phylogenetic
context
is
illuminating
aspects
biology,
providing
unprecedented
insight
into
variability
structure,
gene
content,
genetic
mechanisms,
rates
patterns
evolution
genes,
populations,
species.
Despite
rich
availability
genomic
resources
flies,
there
remain
lineages
which
new
sequencing
efforts
should
be
directed.
Such
would
valuable
families
or
clades
that
exhibit
multiple
origins
key
behaviors
such
as
blood
feeding,
phytophagy,
parasitism,
pollination,
mycophagy.
iScience,
Год журнала:
2022,
Номер
25(5), С. 104212 - 104212
Опубликована: Апрель 6, 2022
Comparative
analyses
of
multiple
genomes
are
used
extensively
to
examine
the
gains
and
losses
chemosensory
receptors
across
genus
Drosophila.
However,
few
studies
have
delved
into
functional
olfactory
characteristics.
Here
we
assess
function
20
species,
identify
describe
several
similar
elements
evolution.
We
document
(a)
minor
changes
in
ligands
based
on
amino
acid
substitutions,
(b)
major
or
perhaps
entire
receptor
replacements,
(c)
that
only
a
subject
repeated
changes,
whereas
32
out
37
OSNs
largely
functionally
conserved.
In
addition,
generate
robust
model
for
identifying
using
genomic
data
comprehensive
ligand-receptor
combinations,
which
includes
prediction
binding
pockets.
Moreover,
this
study
highlights
evolution
does
not
affect
all
equally,
ecological,
evolutionary,
developmental
forces
repeatedly
small
subset
available
proteins.
Proceedings of the Royal Society B Biological Sciences,
Год журнала:
2022,
Номер
289(1989)
Опубликована: Дек. 14, 2022
Among
the
many
wonders
of
nature,
sense
smell
fly
Drosophila
melanogaster
might
seem,
at
first
glance,
esoteric
interest.
Nevertheless,
for
over
a
century,
‘nose’
this
insect
has
been
an
extraordinary
system
to
explore
questions
in
animal
behaviour,
ecology
and
evolution,
neuroscience,
physiology
molecular
genetics.
The
insights
gained
are
relevant
our
understanding
sensory
biology
vertebrates,
including
humans,
other
species,
encompassing
those
detrimental
human
health.
Here,
I
present
overview
current
knowledge
D.
olfaction,
from
molecules
behaviours,
with
emphasis
on
historical
motivations
studies
illustration
how
technical
innovations
have
enabled
advances.
also
highlight
some
pressing
long-term
questions.
iScience,
Год журнала:
2019,
Номер
23(1), С. 100799 - 100799
Опубликована: Дек. 23, 2019
The
ability
to
respond
chemosensory
cues
is
critical
for
survival
of
most
organisms.
Among
insects,
Drosophila
melanogaster
has
the
best
characterized
olfactory
system,
and
availability
genome
sequences
30
species
provides
an
ideal
scenario
studies
on
evolution
chemosensation.
Gene
duplications
chemoreceptor
genes
allow
functional
diversification
rapidly
evolving
repertoire.
Although
some
genus
are
generalists
host
plant
selection,
rapid
receptors,
gustatory
odorant-binding
proteins,
cytochrome
P450s
enabled
diverse
specializations
different
members
genus.
Here,
I
review
repertoire
among
along
with
co-evolution
detoxification
mechanisms
that
may
have
occupation
ecological
niches.
Communications Biology,
Год журнала:
2020,
Номер
3(1)
Опубликована: Авг. 4, 2020
Abstract
The
New
World
Screwworm
fly,
Cochliomyia
hominivorax
,
is
a
major
pest
of
livestock
in
South
America
and
Caribbean.
However,
few
genomic
resources
have
been
available
for
this
species.
A
genome
534
Mb
was
assembled
from
long
read
PacBio
DNA
sequencing
highly
inbred
strain.
Analysis
molecular
evolution
identified
40
genes
that
are
likely
under
positive
selection.
Developmental
RNA-seq
analysis
specific
associated
with
each
stage.
We
identify
analyze
the
expression
important
host-seeking
behavior
(chemosensory),
development
larvae
open
wounds
warm-blooded
animals
(heat
shock
protein,
immune
response)
building
transgenic
strains
genetic
control
programs
including
gene
drive
(sex
determination,
germline).
This
study
will
underpin
future
experiments
aimed
at
understanding
parasitic
lifestyle
screwworm
fly
greatly
facilitate
efficient
systems
screwworm.
Insects,
Год журнала:
2025,
Номер
16(1), С. 84 - 84
Опубликована: Янв. 15, 2025
Drosophila
suzukii
severely
damages
the
production
of
berry
and
stone
fruits
in
large
parts
world.
Unlike
D.
melanogaster,
which
reproduces
on
overripe
fermenting
ground,
prefers
to
lay
its
eggs
ripening
still
plants.
Flies
locate
fruit
hosts
by
their
odorant
volatiles,
are
detected
encoded
a
highly
specialised
olfactory
system
before
being
translated
into
behaviour.
The
exact
information-processing
pathway
is
not
yet
fully
understood,
especially
evaluation
odour
attractiveness.
It
also
unclear
what
differentiates
brains
melanogaster
cause
crucial
difference
host
selection.
We
hypothesised
that
basis
for
different
behaviours
already
formed
at
level
antennal
lobe
neuronal
responses
volatiles
associated
with
ripe
fruit.
thus
investigated
3D
vivo
two-photon
calcium
imaging
how
both
species
odours
from
fruits,
leaves,
fermented
bacteria,
mixtures
lobe.
then
assessed
behavioural
odours.
neural
reflect
species-dependent
shifts
code.
In
addition
this,
morphological
differences
were
observed.
However,
this
was
directly
reflected
tested.
