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American Journal Of Biomedical Science & Pharmaceutical Innovation
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SJIF
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FACTOR
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OCLC
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1121105677
Publisher:
Oscar Publishing Services
Servi
ABSTRACT
Environmental and anthropogenic carcinogens pose significant risks to human health, contributing to the
development of various types of cancer. This study provides a comprehensive review of the sources, exposure
pathways, and mechanisms of action of these carcinogens. The investigation focuses on the potential carcinogenic
effects of these agents on human populations, exploring epidemiological evidence and mechanistic studies. Key
carcinogens discussed include air pollutants, industrial chemicals, pesticides, tobacco smoke, and radiation. The
impact of long-term exposure and synergistic effects on cancer risk is also examined. Understanding the role of
environmental and anthropogenic carcinogens in cancer development is crucial for developing effective prevention
strategies and regulatory measures to safeguard public health.
KEYWORDS
Environmental carcinogens, anthropogenic carcinogens, cancer, human health, air pollutants, industrial chemicals,
pesticides, tobacco smoke, radiation, cancer risk, exposure pathways, mechanistic studies, prevention strategies,
public health.
INTRODUCTION
Research Article
ENVIRONMENTAL AND ANTHROPOGENIC CARCINOGENS: THEIR
IMPACT ON HUMAN HEALTH
Submission Date:
Aug 22, 2023,
Accepted Date:
Aug 27, 2023,
Published Date:
Sep 01, 2023
Crossref doi:
https://doi.org/10.37547/ajbspi/Volume03Issue09-01
Bhawani Sharma
Department of Chemistry, Banasthali Vidyapith, Banasthali (Rajasthan), India
Journal
Website:
https://theusajournals.
com/index.php/ajbspi
Copyright:
Original
content from this work
may be used under the
terms of the creative
commons
attributes
4.0 licence.
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American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN
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VOLUME
03
ISSUE
09
P
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1-5
SJIF
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MPACT
FACTOR
(2021:
5.
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(2023:
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OCLC
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1121105677
Publisher:
Oscar Publishing Services
Servi
Cancer continues to be a major global health concern,
causing significant morbidity and mortality worldwide.
While genetic factors play a crucial role in cancer
development, environmental and anthropogenic
carcinogens have emerged as significant contributors
to the rising cancer burden. Environmental
carcinogens are substances present in the natural
environment, while anthropogenic carcinogens are
those generated by human activities, such as industrial
processes, transportation, and agricultural practices.
Exposure to these carcinogens can lead to the
initiation, promotion, and progression of cancerous
cells, thereby increasing the risk of various
malignancies.
The sources and pathways of exposure to
environmental and anthropogenic carcinogens are
diverse and widespread. Air pollutants from vehicular
emissions, industrial emissions, and combustion
processes introduce carcinogenic substances into the
atmosphere, which can be inhaled or deposited on
surfaces, subsequently exposing human populations.
Industrial
chemicals,
such
as
benzene
and
formaldehyde, are prevalent in workplaces and
consumer products, presenting occupational and
consumer exposure risks. Pesticides, extensively used
in agriculture to protect crops, may inadvertently
contaminate food and water sources, leading to
chronic exposure in humans.
Tobacco smoke, a well-known human carcinogen, is a
major cause of cancer-related deaths globally. Smoking
and second-hand smoke expose individuals to a
complex mixture of carcinogens, significantly elevating
cancer risk in both smokers and non-smokers.
Additionally, ionizing and non-ionizing radiation,
originating from natural sources and human activities
like medical imaging and telecommunication, have
been associated with various types of cancer.
Understanding the impact of these environmental and
anthropogenic carcinogens on human health is vital for
public health policies, prevention strategies, and
cancer risk management. This study aims to provide a
comprehensive review of the major environmental and
anthropogenic carcinogens, their mechanisms of
action, and their carcinogenic effects on humans. By
synthesizing available epidemiological evidence and
mechanistic studies, we aim to shed light on the
significance of these carcinogens in cancer
development and emphasize the need for effective
mitigation measures to protect human health.
METHOD
Literature Review:
A systematic literature review was conducted to
identify relevant studies and publications on
environmental and anthropogenic carcinogens and
their impact on human health. Databases such as
PubMed, Scopus, Web of Science, and Google Scholar
were searched using relevant keywords and Boolean
operators.
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American Journal Of Biomedical Science & Pharmaceutical Innovation
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SJIF
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(2021:
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OCLC
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1121105677
Publisher:
Oscar Publishing Services
Servi
Selection Criteria:
Studies and articles discussing the carcinogenicity of
environmental and anthropogenic agents, their
mechanisms of action, and their effects on human
health were included. Emphasis was given to
epidemiological studies, cohort studies, case-control
studies, and meta-analyses providing substantial
evidence on cancer risk associated with exposure to
these carcinogens.
Data Extraction and Analysis:
Data on identified carcinogens, their sources, exposure
pathways, and associated cancer risks were extracted
and organized. The findings were analyzed to
understand the magnitude of cancer risk attributed to
each carcinogen and to identify common trends and
patterns across different studies.
Mechanistic Studies:
Mechanistic studies elucidating the pathways through
which environmental and anthropogenic carcinogens
induce cellular changes and promote cancer
development were critically reviewed. The molecular
mechanisms involved in carcinogenesis were explored,
emphasizing the significance of genetic and epigenetic
alterations.
Compilation and Synthesis:
The gathered information was synthesized to provide
a comprehensive overview of the major environmental
and anthropogenic carcinogens and their respective
impacts on human health. The discussion incorporated
the strength of evidence, risk assessment, and
potential implications for public health.
By employing this methodological approach, the study
aims to present a comprehensive and evidence-based
review
of
environmental
and
anthropogenic
carcinogens, providing insights into their carcinogenic
effects on humans and guiding future research
directions for cancer prevention and risk management
strategies.
RESULTS
The comprehensive review of environmental and
anthropogenic carcinogens revealed a wide array of
substances that pose significant risks to human health.
Air
pollutants,
including
polycyclic
aromatic
hydrocarbons (PAHs), volatile organic compounds
(VOCs), and heavy metals, were found to be pervasive
in urban and industrial areas, leading to increased
cancer risk, especially in individuals residing or working
in proximity to pollution sources. Industrial chemicals,
such as benzene, asbestos, and formaldehyde, were
associated with occupational cancer hazards and
potential consumer exposure through various
products. Pesticides, particularly organophosphates
and organochlorines, were identified as potential
contributors to cancer development, especially in
agricultural workers and those with contaminated
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SJIF
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(2021:
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OCLC
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1121105677
Publisher:
Oscar Publishing Services
Servi
food and water consumption. Tobacco smoke,
containing numerous carcinogens like polycyclic
aromatic hydrocarbons (PAHs) and nitrosamines,
emerged as a leading cause of lung cancer and other
malignancies in smokers and non-smokers exposed to
second-hand smoke. Additionally, ionizing radiation,
such as X-rays and gamma rays, was linked to an
increased risk of leukemia, thyroid cancer, and solid
tumors, while non-ionizing radiation from mobile
phones and other electronic devices showed limited
evidence of carcinogenicity.
DISCUSSION
The results of this study underscore the significant
impact
of
environmental
and
anthropogenic
carcinogens on human health. The findings emphasize
the need for increased awareness of the sources and
pathways of exposure to these carcinogens, as well as
the importance of implementing effective preventive
measures. For instance, regulatory efforts to reduce air
pollution, improve workplace safety, and control the
use of harmful chemicals and pesticides are essential
for minimizing cancer risks in susceptible populations.
Anti-smoking campaigns and policies aimed at
reducing tobacco consumption and exposure to
second-hand smoke play a pivotal role in curbing
tobacco-related cancer incidence. Moreover, strict
adherence to radiation safety guidelines in medical and
occupational settings is critical to mitigating cancer
risks associated with ionizing radiation exposure.
The review of mechanistic studies provided insights
into the underlying biological processes through which
these carcinogens exert their carcinogenic effects.
Carcinogens may induce DNA damage, activate
oncogenes, suppress tumor suppressor genes,
promote chronic inflammation, and alter epigenetic
regulation, ultimately leading to uncontrolled cell
growth and cancer development. Understanding these
mechanisms facilitates the development of targeted
interventions and therapeutic strategies to prevent or
treat cancer.
CONCLUSION
Environmental and anthropogenic carcinogens pose
substantial risks to human health, contributing to the
increasing burden of cancer globally. The review
highlighted the diverse sources and exposure
pathways of these carcinogens, ranging from industrial
processes and vehicular emissions to tobacco smoke
and radiation exposure. The findings emphasize the
importance
of
implementing
evidence-based
preventive measures and policies to reduce exposure
and minimize cancer risks. Public health initiatives
focused
on
raising
awareness,
improving
environmental standards, and promoting healthy
behaviors can play a pivotal role in mitigating the
impact of these carcinogens on human health.
Moreover, continued research is needed to identify
emerging carcinogens, explore interactions between
multiple carcinogens, and elucidate the mechanisms of
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VOLUME
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OCLC
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1121105677
Publisher:
Oscar Publishing Services
Servi
action behind their carcinogenic effects. Such
knowledge is crucial for refining risk assessment
models, developing targeted interventions, and
formulating effective cancer prevention strategies.
In conclusion, understanding the impact of
environmental and anthropogenic carcinogens on
human health is paramount for protecting individuals
and populations from the devastating effects of
cancer. Through a comprehensive understanding of
the sources, mechanisms, and associated risks of these
carcinogens, we can work towards a future where the
burden of cancer is significantly reduced through
informed policies, public health interventions, and
scientific advancements.
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