Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

The Periodic Table and Organismal Elements01:27

The Periodic Table and Organismal Elements

23.6K
Elements are the smallest units of matter that cannot be broken down further by chemical processes. There are 118 known elements, but not all of these are naturally occurring, and only a few of them are essential for life. Living matter is composed primarily of carbon, nitrogen, hydrogen, and oxygen, with smaller amounts of other elements like calcium, phosphorus, potassium, and sulfur. Other elements are also necessary for life but only in trace amounts.
Periodic Table Provides Information...
23.6K
The Periodic Table and Organismal Elements00:57

The Periodic Table and Organismal Elements

205.7K
OverviewElements are the smallest units of matter that cannot be broken down further by chemical processes. There are 118 known elements, but not all of these are naturally-occurring, and fewer still are essential for life. Living matter is composed primarily of carbon, nitrogen, hydrogen, and oxygen, with smaller amounts of other elements like calcium, phosphorus, potassium, and sulfur. Other elements are also necessary for life but only in trace amounts.The Periodic Table Provides Information...
205.7K
Types of Toxins01:36

Types of Toxins

4.0K
Humans continually engage with an environment rich in potentially harmful chemicals. These are introduced to our bodies through inhalation, ingestion, or skin contact. These chemicals exist in various forms, such as air and environmental pollutants, agricultural chemicals, organic solvents, and heavy metals.
Air pollutants, primarily gases, pose significant threats to respiratory health, leading to conditions like hypoxia, lung cancer, and in extreme cases, death.
Environmental pollutants like...
4.0K
Toxic Reactions: Overview01:26

Toxic Reactions: Overview

3.8K
When toxic substances penetrate the human body, they disseminate to various tissues, undergoing metabolic changes. This process yields reactive metabolites that may covalently bind with specific target molecules, resulting in toxicity.
Toxicity falls into two primary categories: local and systemic.
Local toxicity appears at the exposure site, such as protein denaturation caused by caustic substances.
In contrast, systemic toxicity requires the toxic agent's absorption and distribution,...
3.8K
Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

1.4K
In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
1.4K
Toxicity Testing in Animals01:23

Toxicity Testing in Animals

140
Toxicity tests in animals are grounded on two main assumptions: first, the effects observed in laboratory animals can be extrapolated to humans, especially when adjusted for body surface area; second, high-dose exposure in animals is essential to identify potential human hazards from lower doses. This is based on the quantal dose-response concept, which faces the challenge of extrapolating results from relatively few test animals to much larger human populations. For example, a 0.01% incidence...
140

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Particulated autologous cartilage with platelet-rich plasma for osteochondral lesions of the talus in athletes: Return to sport and functional outcomes at 12 months.

The Journal of foot and ankle surgery : official publication of the American College of Foot and Ankle Surgeons·2026
Same author

Endoscopic treatment for greater trochanteric pain syndrome: one-year outcomes and comorbidity impact.

Acta orthopaedica Belgica·2026
Same author

Emotional eating and metabolic dysfunction-associated steatotic liver disease (MASLD): a pre-registered study in a clinical population.

Physiology & behavior·2025
Same author

First clinical implementation of a highly efficient daily online adapted proton therapy (DAPT) workflow.

Physics in medicine and biology·2024
Same author

Long-term multidisciplinary follow-up programs in pediatric cardiac arrest survivors.

Resuscitation plus·2024
Same author

Lactobacillus strains reduce the toxic effects of a subchronic exposure to arsenite through drinking water.

Environmental research·2023

Related Experiment Video

Updated: Mar 31, 2026

Removal of Trace Elements by Cupric Oxide Nanoparticles from Uranium In Situ Recovery Bleed Water and Its Effect on Cell Viability
09:23

Removal of Trace Elements by Cupric Oxide Nanoparticles from Uranium In Situ Recovery Bleed Water and Its Effect on Cell Viability

Published on: June 21, 2015

10.3K

Toxic trace elements at gastrointestinal level.

M Vázquez1, M Calatayud1, C Jadán Piedra1

  • 1Instituto de Agroquímica y Tecnología de Alimentos (IATA-CSIC), Avenida Agustín Escardino 7, 46980 Paterna, Valencia, Spain.

Food and Chemical Toxicology : an International Journal Published for the British Industrial Biological Research Association
|October 21, 2015
PubMed
Summary

Toxic trace elements like lead (Pb), cadmium (Cd), mercury (Hg), and arsenic (As) enter the body through diet. This review examines their passage through the gastrointestinal tract and potential toxicity.

Keywords:
BioavailabilityFoodGastrointestinal toxicityIntestinal absorptionToxic trace elementsTransformations

More Related Videos

Atomic Absorbance Spectroscopy to Measure Intracellular Zinc Pools in Mammalian Cells
13:04

Atomic Absorbance Spectroscopy to Measure Intracellular Zinc Pools in Mammalian Cells

Published on: May 16, 2019

39.4K
Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria
06:52

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria

Published on: December 19, 2017

8.3K

Related Experiment Videos

Last Updated: Mar 31, 2026

Removal of Trace Elements by Cupric Oxide Nanoparticles from Uranium In Situ Recovery Bleed Water and Its Effect on Cell Viability
09:23

Removal of Trace Elements by Cupric Oxide Nanoparticles from Uranium In Situ Recovery Bleed Water and Its Effect on Cell Viability

Published on: June 21, 2015

10.3K
Atomic Absorbance Spectroscopy to Measure Intracellular Zinc Pools in Mammalian Cells
13:04

Atomic Absorbance Spectroscopy to Measure Intracellular Zinc Pools in Mammalian Cells

Published on: May 16, 2019

39.4K
Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria
06:52

Experimental Column Setup for Studying Anaerobic Biogeochemical Interactions Between Iron OxyHydroxides, Trace Elements, and Bacteria

Published on: December 19, 2017

8.3K

Area of Science:

  • Environmental Science
  • Toxicology
  • Food Safety

Background:

  • Trace elements are vital for health (e.g., iron, zinc) but can be toxic (e.g., lead, cadmium) at certain levels.
  • Diet is the primary route for trace element exposure in humans.
  • Toxic trace elements in food are a long-standing concern, leading to regulations.

Purpose of the Study:

  • To review the available information on toxic trace elements.
  • To focus on lead (Pb), cadmium (Cd), mercury (Hg), and arsenic (As) due to their significance in food safety.
  • To understand the gastrointestinal tract's role in trace element toxicity.

Main Methods:

  • Literature review of existing studies.
  • Focus on toxic trace elements: lead, cadmium, mercury, and arsenic.
  • Analysis of their passage through the gastrointestinal tract.

Main Results:

  • Diet is the main pathway for toxic trace element entry.
  • The gastrointestinal tract plays a crucial role in their absorption and potential toxicity.
  • Limited knowledge exists regarding specific gastrointestinal events and effects of these elements.

Conclusions:

  • Further research is needed to elucidate the specific mechanisms of toxic trace element interaction within the digestive system.
  • Understanding these interactions is critical for assessing dietary exposure risks.
  • This review highlights the importance of the gastrointestinal tract in the overall toxicity of lead, cadmium, mercury, and arsenic.