Related Experiment Video
Updated: Feb 5, 2026
08:01
Removal of Arsenic Using a Cationic Polymer Gel Impregnated with Iron Hydroxide
Published on: June 28, 2019
7.9K
Opportunities and Challenges for Dietary Arsenic Intervention
Keeve E Nachman1,2,3,4, Tracy Punshon5,6,7, Laurie Rardin6
1Risk Sciences and Public Policy Institute, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland, USA.
Environmental Health Perspectives
|September 21, 2018
Summary
Dietary intake is the primary source of arsenic exposure in the U.S. This study proposes a food supply chain model for interventions to mitigate arsenic exposure and associated health risks.
Area of Science:
- Environmental Health
- Toxicology
- Public Health
Background:
- Diet is the main route of arsenic exposure for the U.S. population.
- Limited regulatory actions and understudied health impacts of dietary arsenic.
- Arsenic exposure from food poses risks to human health and disease processes.
Purpose of the Study:
- To review evidence linking dietary arsenic to human disease.
- To identify challenges in characterizing arsenic exposure and quantifying risks.
- To propose a framework for interventions to mitigate dietary arsenic exposure.
Main Methods:
- Literature review on dietary arsenic exposure and health effects.
- Discussion of challenges in exposure assessment and risk quantification.
- Introduction of a field-to-plate food supply chain model for intervention.
Main Results:
- Dietary arsenic exposure is a significant public health concern.
- Challenges exist in accurately measuring arsenic exposure from food.
- A multisectoral approach is needed for effective mitigation.
Conclusions:
- A coordinated, science-informed public health systems approach is essential.
- The proposed food supply chain model offers opportunities for monitoring and intervention.
- Collaboration among stakeholders is crucial for reducing dietary arsenic exposure.
More Related Videos
Related Concept Videos
01:23Dietary Connections
62.0K
In biological systems, most metabolic pathways are interconnected. The cellular respiration processes that convert glucose to ATP—such as glycolysis, pyruvate oxidation, and the citric acid cycle—tie into those that break down other organic compounds. As a result, various foods—from apples to cheese to guacamole—end up as ATP. In addition to carbohydrates, food also contains proteins and lipids—such as cholesterol and fats. All of these organic compounds are used...
62.0K
01:03Nursing Interventions I: Taxonomy of Nursing Interventions
3.9K
Nursing interventions are chosen as part of the planning process to achieve patient outcomes. Once nursing diagnoses are determined, the goals and outcomes are specified, then the nursing interventions are selected and individualized according to the patient's situation.
A nursing intervention is a treatment or action based on scientific concepts and knowledge from the nursing, behavioral, and physical sciences. Identifying and prioritizing nursing interventions based on the desired outcome...
A nursing intervention is a treatment or action based on scientific concepts and knowledge from the nursing, behavioral, and physical sciences. Identifying and prioritizing nursing interventions based on the desired outcome...
3.9K
01:29Nursing Interventions II: Selecting and Classifying the Nursing Interventions
3.3K
Creating and executing a nursing diagnosis helps nurses plan care and guide patient, family, and community interventions. They are developed based on a patient's physical evaluation and support measuring the outcomes. It is not recommended to select random interventions throughout the planning process. Instead, consider the following six essential factors when choosing interventions:
3.3K
01:28Proteins: Dietary Sources and Requirements
1.8K
Consuming animal-based products offers high-quality proteins that contain optimal levels and combinations of essential amino acids, crucial for tissue repair and growth. Foods like eggs, milk, fish, and most meats are a source of complete proteins. Legumes and cereals are abundant in proteins; however, they typically lack a full range of essential amino acids. As a result, they are considered incomplete protein sources. Some plant sources like soybeans, quinoa, and amaranth do contain complete...
1.8K
01:15Carbohydrates: Dietary Sources and Requirements
1.7K
Carbohydrates are predominantly obtained from plant sources. With the exception of lactose found in milk and insignificant glycogen amounts in meat, most consumed carbohydrates have plant origins. Monosaccharides and disaccharides, or sugars, can be sourced from fruits, honey, milk, sugar cane, and sugar beets. Grains and vegetables are rich in the polysaccharide starch. Two types of polysaccharides provide fiber: cellulose, which is abundant in many vegetables, forms undigestible roughage or...
1.7K
01:18Lipids: Dietary Sources and Requirements
2.0K
Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ...
2.0K