Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(39), P. 17227 - 17234
Published: Aug. 21, 2024
Tris(2,3-dibromopropyl)
isocyanurate
(TBC),
recognized
as
an
endocrine
disruptor,
can
cause
inflammatory
injury
to
the
lung
tissue
of
mice.
To
investigate
specific
respiratory
effects
TBC,
male
C57BL/6J
mice
were
administered
a
daily
dose
20
mg/kg
TBC
over
14
days.
Postexposure,
these
developed
chronic
obstructive
pulmonary
disease
(COPD)-like
symptoms
characterized
by
damage
and
functional
impairment.
In
light
antiestrogenic
properties
we
administrated
estradiol
(E2)
its
potential
protective
role
against
TBC-induced
found
that
coexposure
E2
notably
mitigated
COPD-like
phenotypes.
Immunohistochemical
analysis
revealed
exposure
reduced
estrogen
receptor
alpha
(ERα)
expression
increased
nuclear
factor
kappa-light-chain-enhancer
activated
B
cells
(NF-κB)
expression,
while
treatment
rebalanced
levels
ERα
NF-κB
their
normative
states.
Our
findings
indicate
agent,
may
contribute
pathogenesis
COPD
through
ERα-mediated
pathway,
but
could
reverse
impairment,
providing
potentially
promising
remedial
treatment.
Given
status
primary
target
air
pollution,
presence
compounds
like
in
atmospheric
particulates
presents
significant
concern,
with
exacerbate
conditions
such
pneumonia.
Communications Biology,
Journal Year:
2024,
Volume and Issue:
7(1)
Published: April 3, 2024
Abstract
The
regressive
evolution
of
independent
lineages
often
results
in
convergent
phenotypes.
Several
teleost
groups
display
secondary
loss
the
stomach,
and
four
gastric
genes,
atp4a
,
atp4b
pgc
pga2
have
been
co-deleted
agastric
(stomachless)
fish.
Analyses
genotypic
convergence
among
fishes
showed
that
slc26a9
kcne2
cldn18a
vsig1
were
or
pseudogenized
most
major
groups.
also
deleted
monotreme
echidna
platypus,
respectively.
In
stomachs
sticklebacks,
these
genes
are
expressed
gland
cells
surface
epithelial
cells.
An
ohnolog
cldn18
was
retained
some
teleosts
but
exhibited
an
increased
non-synonymous
substitution
when
compared
with
species.
These
revealed
novel
gene
losses
at
multiple
loci
fish,
as
well
a
single
platypus.
Database,
Journal Year:
2024,
Volume and Issue:
2024
Published: Jan. 1, 2024
We
launched
the
initial
version
of
FishTEDB
in
2018,
which
aimed
to
establish
an
open-source,
user-friendly,
data-rich
transposable
element
(TE)
database.
Over
past
5
years,
1.0
has
gained
approximately
10
000
users,
accumulating
more
than
450
interactions.
With
unveiling
extensive
fish
genome
data
and
increasing
emphasis
on
TE
research,
needs
extend
richness
functions.
To
achieve
above
goals,
we
introduced
33
new
species
2.0,
encompassing
a
wide
array
belonging
48
orders.
make
updated
database
functional,
added
browser
visualize
positional
relationship
between
TEs
genes
estimated
insertion
time
different
species.
In
conclusion,
released
database,
designed
assist
researchers
future
study
functions
promote
progress
biological
theories
related
TEs.
Database
URL:
https://www.fishtedb.com/.
Proceedings of the National Academy of Sciences,
Journal Year:
2022,
Volume and Issue:
119(21)
Published: May 20, 2022
Significance
Adaptation
to
more
severe
ambient
temperature
fluctuations
can
be
considered
one
of
the
key
innovations
terrestrial
tetrapods.
Our
study
shows
formation
functional
MHR1-3
domain
in
transient
receptor
potential
melastatin
8
(TRPM8)
bestowed
channel
with
cold
sensitivity
during
water-to-land
transition.
The
evolved
found
tetrapods
serves
as
an
independent
apparatus
sensitivity.
Furthermore,
this
is
necessary
for
regulatory
mechanism
pore
domain,
where
efficacy
activation
largely
altered
by
evolutionary
tuning
hydrophobicity
several
residues
diversification
findings
advance
understanding
cold-sensing
emergence
evolution
and
thermodynamic
basis
TRPM8
activation.
A
crucial
evolutionary
change
in
vertebrate
history
was
the
Palaeozoic
(Devonian
419–359
million
years
ago)
water-to-land
transition,
allowed
by
key
morphological
and
physiological
modifications
including
acquisition
of
lungs.
Nonetheless,
origin
early
evolution
lungs
remain
highly
controversial,
particularly
whether
ancestral
state
paired
or
unpaired.
Due
to
rarity
fossil
soft
tissue
preservation,
lung
can
only
be
traced
based
on
extant
phylogenetic
bracket.
Here
we
investigate,
for
first
time,
morphology
extensive
developmental
series
living
lunged
osteichthyans
using
synchrotron
x-ray
microtomography
histology.
Our
results
shed
light
primitive
as
unpaired,
evolving
truly
lineage
towards
tetrapods.
The
transition
confronted
profound
challenges
were
decisive
increasing
surface
area
pulmonary
compliance
volume,
especially
during
air-breathing
land.
Seminars in Cell and Developmental Biology,
Journal Year:
2023,
Volume and Issue:
152-153, P. 16 - 23
Published: Jan. 18, 2023
Hox
genes
are
important
regulators
in
animal
development.
They
often
show
a
mosaic
of
conserved
(e.g.,
longitudinal
axis
patterning)
and
lineage-specific
novel
functions
development
skeletal,
sensory,
or
locomotory
systems).
Despite
extensive
research
over
the
past
decades,
it
remains
controversial
at
which
node
tree
life
cluster
evolved.
Its
presence
already
last
common
metazoan
ancestor
has
been
proposed,
although
genomes
both
putative
earliest
extant
offshoots,
ctenophores
poriferans,
devoid
sequences.
The
lack
supposedly
"simple"-built
poriferans
their
low
number
cnidarians
basally
branching
bilaterians,
xenacoelomorphs,
seems
to
support
classical
notion
that
is
correlated
with
degree
complexity.
However,
4-fold
increase
xiphosurans,
chelicerate
clade,
as
well
situation
some
teleost
fishes
multitude
compared
to,
e.g.,
human,
demonstrates,
there
no
per
se
direct
correlation
between
organismal
complexity
number.
Traditional
approaches
have
tried
base
homology
on
morphological
level
shared
expression
profiles
individual
genes,
but
recent
data
shown
that,
particular
respect
other
regulatory
complex
gene-gene
interactions
rather
than
signatures
alone
responsible
for
shaping
traits
during
ontogeny.
Accordingly,
sound
assessments
reconstructions
character
evolution
organ
system
level,
additional
independent
datasets
morphological,
developmental)
need
be
included
any
such
analyses.
If
supported
by
solid
data,
proposed
structural
should
regarded
valid
not
rejected
solely
grounds
non-parsimonious
distribution
given
phylogenetic
topology.
The
order
Acipenseriformes,
which
includes
sturgeons
and
paddlefishes,
represents
"living
fossils"
with
complex
genomes
that
are
good
models
for
understanding
whole-genome
duplication
(WGD)
ploidy
evolution
in
fishes.
Here,
we
sequenced
assembled
the
first
high-quality
chromosome-level
genome
octoploid
Acipenser
sinensis
(Chinese
sturgeon),
a
critically
endangered
species
also
poorly
understood
group
Acipenseriformes.
Our
results
show
A.
is
autooctoploid
containing
four
kinds
of
octovalents
(8n),
hexavalent
(6n),
two
tetravalents
(4n),
divalent
(2n).
An
analysis
taking
into
account
delayed
rediploidization
reveals
composition
Chinese
sturgeon
from
rounds
homologous
WGDs,
further
provides
insights
timing
its
evolution.
This
study
resource
Acipenseriformes
compositions
evolutionary
trajectories
polyploid