Abstract
Many
wild
populations
are
increasingly
stressed
by
rapid
climatic
change.
While
behavioural
plasticity
can
enable
limited
tactical
adaptive
responses,
standing
genetic
variation
limits
the
species’
capacity
to
respond
climate
change
velocity.
Epigenetic
modification
may
provide
a
more
and
plastic
mechanism,
but
has
been
little
studied
in
wild-living
animals.
Here
we
investigated
CpG
methylation
during
pre-natal
early-life
development
of
95
European
badger
cubs
between
2003
2011).
During
10-months
delayed
pre-implantation
variability
precipitation
previous
year’s
February
April
was
top
determinant
patterns
among
neonates,
followed
mean
temperature
variability.
Among
4,641
significant
weather-associated
sites,
most
occurred
47S
rDNA
region.
Methylation
also
associated
with
weight,
implying
mechanism
that
relays
environmental
stress
phenotypic
stress.
We
detected
evidence
for
predictive
response.
1,641
sites
pathways
were
growth,
immune
regulation,
aggression
competitive
access
weather-limited
food
resources
over-represented.
conclude
epigenetics
have
an
important
role
changes
implications
biodiversity
conservation
management.
Frontiers in Plant Science,
Год журнала:
2022,
Номер
13
Опубликована: Фев. 24, 2022
Understanding
the
genetic
basis
of
how
species
respond
to
changing
environments
is
essential
conservation
species.
However,
molecular
mechanisms
adaptation
remain
largely
unknown
for
long-lived
tree
which
always
have
large
population
sizes,
long
generation
time,
and
extensive
gene
flow.
Recent
advances
in
landscape
genomics
can
reveal
signals
adaptive
selection
linking
variations
characteristics
therefore
created
novel
insights
into
strategies.
In
this
review
article,
we
first
summarized
methods
used
elucidated
advantages
disadvantages
these
methods.
We
then
highlighted
newly
developed
method
“Risk
Non-adaptedness,”
predict
offset
or
genomic
vulnerability
via
allele
frequency
change
under
multiple
scenarios
climate
change.
Finally,
provided
prospects
concerning
our
introduced
approaches
assist
policymaking
improve
existing
strategies
ongoing
global
changes.
Plant Communications,
Год журнала:
2024,
Номер
5(10), С. 101044 - 101044
Опубликована: Авг. 7, 2024
Global
climate
change
is
leading
to
rapid
and
drastic
shifts
in
environmental
conditions,
posing
threats
biodiversity
nearly
all
life
forms
worldwide.
Forest
trees
serve
as
foundational
components
of
terrestrial
ecosystems
play
a
crucial
role
combating
mitigating
the
adverse
effects
extreme
events,
despite
their
own
vulnerability
these
threats.
Therefore,
understanding
monitoring
how
natural
forests
respond
key
priority
for
conservation.
Recent
progress
evolutionary
genomics,
driven
primarily
by
cutting-edge
multi-omics
technologies,
offers
powerful
new
tools
address
several
issues.
These
include
precise
delineation
species
units,
inference
past
histories
demographic
fluctuations,
identification
environmentally
adaptive
variants,
measurement
genetic
load
levels.
As
urgency
deal
with
more
stresses
grows,
genomics
history,
local
adaptation,
future
responses
change,
conservation
restoration
forest
will
be
critical
research
at
nexus
global
population
biology.
In
this
review,
we
explore
application
assess
using
approaches
discuss
outlook
breeding
climate-adapted
trees.
Molecular Ecology Resources,
Год журнала:
2021,
Номер
21(8), С. 2766 - 2781
Опубликована: Авг. 27, 2021
We
introduce
a
new
R
package
"MrIML"
("Mister
iml";
Multi-response
Interpretable
Machine
Learning).
MrIML
provides
powerful
and
interpretable
framework
that
enables
users
to
harness
recent
advances
in
machine
learning
quantify
multilocus
genomic
relationships,
identify
loci
of
interest
for
future
landscape
genetics
studies,
gain
insights
into
adaptation
across
environmental
gradients.
Relationships
between
genetic
variation
environment
are
often
nonlinear
interactive;
these
characteristics
have
been
challenging
address
using
traditional
approaches.
Our
helps
capture
this
complexity
offers
functions
fit
interpret
wide
range
highly
flexible
models
routinely
used
single-locus
studies
but
rarely
extended
estimate
response
multiple
loci.
To
demonstrate
the
package's
broad
functionality,
we
test
its
ability
recover
relationships
from
simulated
data.
also
apply
two
empirical
case
studies.
In
first,
model
North
American
balsam
poplar
(Populus
balsamifera,
Salicaceae)
populations
second
study,
host
drivers
feline
immunodeficiency
virus
bobcats
(Lynx
rufus).
The
thousands
collectively
compare
linear
regression
extreme
gradient
boosting,
within
same
analytical
framework,
has
potential
be
transformative.
is
extendable
not
limited
modelling
variation;
example,
it
can
microbiomes
coinfection
dynamics.
Restoration Ecology,
Год журнала:
2022,
Номер
30(S1)
Опубликована: Май 5, 2022
Restoration
interventions
require
knowledge
on
the
suitability
of
seed
sources.
Provenance
delineation
for
ecological
restoration
degraded
environments
has
begun
to
incorporate
genome‐wide
information
adaptive
variation,
but
this
only
been
completed
a
small
number
plant
species.
Rarely
is
provenance
using
genomics
approach
applied
species
occurring
across
different
habitats,
and
in
context
future
climate
scenarios,
despite
their
potential
importance
successful
long‐term
restoration.
Here,
we
use
neutral
genetic
data
investigate
patterns
differentiation
landscape
model
putatively
variation
under
multiple
scenarios
two
co‐occurring
predominantly
mesic
environment,
semi‐arid
environment.
We
then
determine
similarity
sourcing
locations
hypothetical
sites,
both
current
scenarios.
found
that
geographical
extent
provenances
amount
change
required
track
projected
climatic
conditions
over
time
differed
within
pairs
species,
between
habitats.
Additionally,
had
differing
effects
landscapes
indicating
differential
response
changing
from
arid
This
implies
guidelines
can
be
habitat
dependent.
discuss
how
these
results
utilized
design
strategies
restoration,
methods
could
more
broadly
delineate
other
locations.
Evolutionary Applications,
Год журнала:
2021,
Номер
14(7), С. 1732 - 1746
Опубликована: Март 24, 2021
Parasitism
is
a
pervasive
phenomenon
in
nature
with
the
relationship
between
species
driving
evolution
both
parasite
and
host.
Due
to
their
host-dependent
lifestyle,
parasites
may
adapt
abiotic
environment
ways
that
differ
from
hosts
or
free-living
relatives;
yet
rarely
has
this
been
assessed.
Here,
we
test
two
competing
hypotheses
related
whether
putatively
adaptive
genetic
variation
specialist
mistletoe
associates
same,
different,
climatic
variables
as
its
host
species.
We
sampled
11
populations
of
Amyema
gibberula
var.
tatei
(n
=
154)
10
associated
Hakea
recurva
subsp.
160).
Reduced-representation
sequencing
was
used
obtain
genome-wide
markers
detected
using
genome
scan
methods.
Climate
associations
were
identified
generalized
dissimilarity
modelling,
these
mapped
geographically
visualize
spatial
patterns
composition.
Our
results
supported
hypothesis
responding
differently
variables.
Temperature
relatively
more
important
predicting
allelic
turnover
while
precipitation
for
This
suggests
parasitic
plants
respond
selective
pressures,
potentially
result
differing
nutrient
acquisition
strategies.
Specifically,
mistletoes
acquire
water
(rather
than
environment),
which
provide
buffer
pressure.
work
deepens
complements
physiological
other
ecological
studies
adaptation
provides
window
into
evolutionary
processes
underlie
previously
observed
phenomena.
Applying
methods
comparative
study
host-parasite
system
also
highlighted
factors
affect
selection
pressure
on
nonmodel
organisms,
such
rates
lack
reference
genomes.
Abstract
Purpose
Endemic
to
Noongar
Country
of
southwestern
Australia,
the
charismatic
and
much-loved
mistletoe,
Nuytsia
floribunda
(Labill.)
R.Br.
ex
G.Don
(
Munjee
/
Moodjar
in
language),
was
subject
a
2010
review
which
explored
aspects
its
cultural
importance
botanical
attributes
based
largely
on
early
colonial
accounts
scientific
findings.
Our
purpose
apply
cross-cultural
methods
update
findings
reported
by
Hopper
(2010).
Methods
We
have
recently
this
iconic
species
through
collaborative
Elder-led,
process,
oral
contemporary
Merningar
knowledge
holders.
Results
record
previously
unpublished
insights
relating
,
longheld
custom
conservation,
use
multi-faceted
relationships
with
Australia’s
First
Nations
peoples.
present
Noongar-
Western
science-derived
physiology,
ecology
evolution
species.
Conclusion
The
unique
biology,
ingenuity
physical
prominence
has
been
recognised
lore
for
millennia.
suggest
it
as
valuable
teacher
exemplar
prosperous
survival
old,
climatically-buffered,
infertile
landscapes
end,
should
be
widely
celebrated.
Diversity,
Год журнала:
2020,
Номер
12(11), С. 422 - 422
Опубликована: Ноя. 10, 2020
Paraseriantheslophantha
subsp.
lophantha
(Leguminosae)
is
native
to
southwestern
Australia,
but
has
become
naturalized
in
eastern
Australia
and
countries
around
the
world.
Previous
studies
have
investigated
introduction
sources
for
P.
overseas,
here,
we
expand
on
knowledge
of
genetic
patterns
its
range
Australia.
Genetic
were
examined
using
nine
nuclear
microsatellite
loci
three
chloroplast
DNA
markers.
The
populations
exhibited
phylogeographic
patterns,
including
north-south
differentiation,
a
signal
related
temperature
gradients.
Naturalized
Australian
displayed
lower
overall
variation
no
patterns.
Several
separated
by
large
distances
(350–650
km)
shared
multi-locus
genotypes,
supporting
notion
source
germplasm
possible
inbreeding
due
human-mediated
introductions
from
limited
number
individuals
and/or
within
range.
We
advocate
that
management
strategies
are
tailored
distinct
conservation
aims
underpinning
or
populations.
Within
distribution,
should
long-term
aim
replicate
historical
evolutionary
processes,
whereas
populations,
immediate
actions
may
be
required
reduce
abundance
minimize
invasive
impact
recipient
vegetation.
Although
Synsepalum
dulcificum
is
viewed
as
one
of
the
most
economically
promising
orphan
tree
crops
worldwide,
its
genetic
improvement
and
sustainable
conservation
are
hindered
by
a
lack
understanding
evolutionary
history
current
population
structure.
Here,
we
report
for
first
time
application
genome-wide
single
nucleotide
polymorphism
genotyping
to
diverse
panel
S.
accessions
depict
diversity
structure
species
in
Dahomey
Gap
(DG)
Upper
Guinea
(UG)
regions
infer
history.
Our
findings
suggest
low
overall
but
strong
divergence
within
species.
Neighbor-joining
analysis
detected
two
groups
UG
DG
regions,
while
STRUCTURE
distinguished
three
groups,
corresponding
UG,
Western
DG,
Central
regions.
Application
Monmonier's
algorithm
revealed
existence
barrier
disrupting
connectivity
between
groups.
The
group
consistently
exhibited
highest
levels
haplotype
diversities,
that
lowest.
Analyses
Tajima's
D,
Fu's
Fs,
Achaz
Y*
statistics
both
likely
experienced
recent
expansions,
at
equilibrium.
These
geographical
structuring
variation
which
supports
conclusion
differential
histories
among
West
African
dulcificum.
results
provide
foundational
insights
guide
informed
breeding
development
design
strategies
this