Reproduction Fertility and Development,
Journal Year:
2011,
Volume and Issue:
23(3), P. 403 - 403
Published: Jan. 1, 2011
There
is
increasing
concern
about
chemical
pollutants
that
are
able
to
mimic
hormones,
the
so-called
endocrine-disrupting
compounds
(EDCs),
because
of
their
structural
similarity
endogenous
ability
interact
with
hormone
transport
proteins
or
potential
disrupt
metabolic
pathways.
Thus,
effects
hormones
can
be
mimicked
or,
in
some
cases,
completely
blocked.
A
substantial
number
environmental
pollutants,
such
as
polychlorinated
biphenyls,
dioxins,
polycyclic
aromatic
hydrocarbons,
phthalates,
bisphenol
A,
pesticides,
alkylphenols
and
heavy
metals
(arsenic,
cadmium,
lead,
mercury),
have
been
shown
endocrine
function.
These
cause
reproductive
problems
by
decreasing
sperm
count
quality,
testicular
germ
cells
causing
male
breast
cancer,
cryptorchidism,
hypospadias,
miscarriages,
endometriosis,
impaired
fertility,
irregularities
menstrual
cycle,
infertility.
Although
EDCs
may
released
into
environment
different
ways,
main
sources
industrial
waste
water.
The
present
paper
critically
reviews
current
knowledge
impact
on
disorders
humans.
Proceedings of the National Academy of Sciences,
Journal Year:
2007,
Volume and Issue:
104(21), P. 8897 - 8901
Published: May 22, 2007
Municipal
wastewaters
are
a
complex
mixture
containing
estrogens
and
estrogen
mimics
that
known
to
affect
the
reproductive
health
of
wild
fishes.
Male
fishes
downstream
some
wastewater
outfalls
produce
vitellogenin
(VTG)
(a
protein
normally
synthesized
by
females
during
oocyte
maturation)
early-stage
eggs
in
their
testes,
this
feminization
has
been
attributed
presence
estrogenic
substances
such
as
natural
[estrone
or
17β-estradiol
(E2)],
synthetic
used
birth-control
pills
[17α-ethynylestradiol
(EE2)],
weaker
nonylphenol
water.
Despite
widespread
evidence
male
being
feminized,
it
is
not
whether
these
low-level,
chronic
exposures
adversely
impact
sustainability
populations.
We
conducted
7-year,
whole-lake
experiment
at
Experimental
Lakes
Area
(ELA)
northwestern
Ontario,
Canada,
showed
exposure
fathead
minnow
(
Pimephales
promelas
)
low
concentrations
(5–6
ng·L
−1
potent
17α-ethynylestradiol
led
males
through
production
mRNA
protein,
impacts
on
gonadal
development
evidenced
intersex
altered
oogenesis
females,
and,
ultimately,
near
extinction
species
from
lake.
Our
observations
demonstrate
observed
freshwaters
can
fish
CLEAN - Soil Air Water,
Journal Year:
2009,
Volume and Issue:
37(4-5), P. 277 - 303
Published: April 1, 2009
Abstract
In
the
last
few
years,
concerns
about
environmental
fate
and
behavior
of
synthetic
organic
chemicals
for
hygienic
use
detected
in
waters
have
increased.
Several
these
compounds
are
used
intensively,
large
volumes,
persistent,
bioactive
exhibit
bioaccumulation
endocrine
disrupting
activity.
Some
pharmaceuticals,
including
analgesics,
antibiotics,
antiepilieptics,
β‐blockers,
blood‐lipid
regulators
contraceptives
also
potential
to
determine
various
physiologic
responses
aquatic
organisms.
Other
(natural
hormones
several
industrial
household
chemicals)
able
affect
organisms
receiving
agents.
A
lack
information
still
exists
regarding
impact
associated
with
occurrence,
ecotoxicological
effects
disruptors,
pharmaceuticals
personal
care
environment
since
were
inventoried
or
regulated
worldwide.
some
cases,
there
no
legal
requirements
assess
long‐term
exposure
low
concentration
chemicals.
This
may
be
because
important
classes
not
been
studied
detail
up
now
due
non‐availability
suitable
instrumental
techniques
analytical
standards
levels.
Recently,
appearance
sophisticated
tests
monitoring
contamination
has
revealed
presence
types
contaminants
at
lower
levels,
down
nanograms
per
liter.
constitutes
an
tool
development
guidelines
monitor
and/or
update
compliance
reports.
The
current
survey
aims
combine
from
literature
on
products
agents
environment;
as
well
treatment
options
their
removal
wastewaters.
International Journal of Environmental Research and Public Health,
Journal Year:
2019,
Volume and Issue:
17(1), P. 170 - 170
Published: Dec. 25, 2019
Background:
Water
is
a
scarce
resource
and
considered
fundamental
pillar
of
sustainable
development.
The
modern
development
society
requires
more
drinking
water.
For
this
cleaner
wastewater,
treatments
are
key
factors.
Among
those
that
exist,
advanced
oxidation
processes
being
researched
as
one
the
solutions.
main
objective
manuscript
to
show
scientific
advances
in
field.
Methods:
In
paper,
systematic
analysis
all
existing
works
was
carried
out
verify
evolution
line
research.
Results:
It
observed
three
countries
researching
field
China,
Spain,
USA.
Regarding
collaboration
between
countries,
clusters
were
detected—one
China
USA,
Italy
France.
publications
grouped
around
types
water:
industrial,
urban,
drinking.
research,
15
identified
from
keywords
analyzed
process
(alone
or
combined
with
biological
oxidation)
type
wastewater
target
pollutant,
removal
which
intended.
Finally,
most
important
communities
detected
terms
number
published
articles
related
elimination
pollutants
origin,
such
bacteria,
industrial
nature,
pesticides
pharmaceutical
products.
