There
is
still
limited
knowledge
regarding
the
toxicokinetics
and
trophic
transfer
of
tetrabromobisphenol
A
(TBBPA)
analogues
in
aquatic
food
chains.
This
study
aimed
to
investigate
bioaccumulation,
biotransformation
S
(TBBPS)
di(allyl
ether)
(TBBPA-DAE)
along
a
simple
artificial
chain
composed
brine
shrimp
(Artemia
salina)
zebrafish
(Danio
rerio).
The
estimated
bioconcentration
factor
(BCF)
value
TBBPS
(5.68
L
kg-1
ww)
was
higher
than
that
TBBPA-DAE
(1.04
ww).
whole-body
biomagnification
(BMF)
fish
be
<
1.
Debromination
hydroxylation
were
major
transformation
pathways
chain,
mainly
took
place
through
ether
bond
breaking
phase-II
metabolism.
investigated
BCFs
for
two
TBBPA
only
3.21
×
10-11
-
5.59
10-3
times
theoretical
Kshrimp-water
based
on
polyparameter
linear
free
energy
relationships
(pp-LFERs)
model,
BMF
0.299
predicted
Kshrimp-fish.
These
results
indicate
plays
an
important
role
these
analogues.
The Science of The Total Environment,
Год журнала:
2023,
Номер
875, С. 162461 - 162461
Опубликована: Март 1, 2023
Since
ancient
times,
breastfeeding
has
been
the
fundamental
way
of
nurturing
newborn.
The
benefits
breast
milk
are
widely
known,
as
it
is
a
source
essential
nutrients
and
provides
immunological
protection,
well
developmental
benefits,
among
others.
However,
when
not
possible,
infant
formula
most
appropriate
alternative.
Its
composition
meets
nutritional
requirements
infant,
its
quality
subject
to
strict
control
by
authorities.
Nonetheless,
presence
different
pollutants
detected
in
both
matrices.
Thus,
aim
present
review
make
comparison
between
findings
terms
contaminants
last
decade,
order
choose
convenient
option
depending
on
environmental
conditions.
For
that,
emerging
including
metals,
chemical
compounds
derived
from
heat
treatment,
pharmaceutical
drugs,
mycotoxins,
pesticides,
packaging
materials,
other
were
described.
While
concerning
found
metals
such
materials
outstanding.
In
conclusion,
convenience
using
feeding
diet
based
or
either
depends
maternal
circumstances.
important
take
into
account
compared
formula,
possibility
combination
with
fulfilled
only
intake
milk.
Therefore,
more
attention
should
be
paid
analyzing
these
conditions
each
case
able
proper
decision,
will
vary
newborn
environment.
Food Additives & Contaminants Part A,
Год журнала:
2025,
Номер
unknown, С. 1 - 13
Опубликована: Фев. 3, 2025
Human
exposure
to
polybrominated
diphenyl
ethers
(PBDEs),
a
class
of
brominated
flame
retardants,
can
occur
through
consumption
contaminated
foods.
Since
2007,
U.S.
meat
and
poultry
samples
(beef,
pork,
chicken,
turkey)
have
been
collected
every
5
years
assess
PBDE
levels
consumer
seven
PBDEs.
Mean
∑PBDE
concentrations
from
beef,
chickens,
turkeys,
dairy
cows,
siluriformes
(catfish)
were
0.19,
0.48,
0.11,
0.60,
0.28
ng/g
lipid
weight
(lw),
2.5
wet
(ww).
The
ΣPBDEs
for
all
classes
ranged
0.005
17.7
lw.
Comparison
the
2018-19
survey
2007-08
2012-13
surveys
revealed
an
overall
decrease
in
median
ΣPBDE
residue
four
with
significant
reductions
medians,
at
40
-
45%,
turkey.
As
previous
surveys,
BDEs
47
99
had
higher
percentage
contributions
than
other
congeners,
which
indicated
penta-BDE
formulation
was
likely
source
animals.
An
estimate
daily
intake
PBDEs
5.0
ng/day
is
6.4
ng/day.
