Related Experiment Video
Updated: Mar 27, 2026
06:52
Positron Emission Tomography Using 64-Copper as a Tracer for the Study of Copper-Related Disorders
Published on: April 28, 2023
2.1K
Copper deficiency and excess in infancy: developing a research agenda
Magdalena Araya1, Berthold Koletzko, Ricardo Uauy
1Institute of Nutrition and Food Technology (INTA), University of Chile, Santiago, Chile. maraya@uec.inta.uchile.cl
Journal of Pediatric Gastroenterology and Nutrition
|September 26, 2003
Summary
Copper deficiency and excess pose health risks for children. Research is needed to understand how genetic factors influence infant susceptibility to copper toxicity and liver damage.
Area of Science:
- Pediatric Health
- Nutritional Science
- Toxicology
Background:
- Copper deficiency and excess are recognized global health concerns for infants and children.
- While clinical signs are known, the mechanisms linking high copper intake, genetic factors, and infant liver damage remain unclear.
- Genetic or epigenetic variations may predispose infants to copper toxicity even with normal intake.
Purpose of the Study:
- To review current knowledge on copper's role in infant health.
- To identify critical research questions regarding copper homeostasis and toxicity in early life.
- To discuss safe copper intake levels for infants and children.
Main Methods:
- A meeting of pediatricians and researchers was convened in January 2001.
- Discussions focused on six key issues related to copper metabolism and health.
- The meeting aimed to synthesize existing knowledge and identify future research directions.
Main Results:
- The relevance of copper imbalance as a pediatric health problem was confirmed.
- Key areas for research include appropriate biomarkers, genetic variability, and infant copper homeostasis.
- The need for experimental and animal models to study infant copper metabolism was highlighted.
Conclusions:
- Further research is essential to elucidate the precise mechanisms of copper toxicity in infants.
- Understanding genetic influences on copper homeostasis is crucial for preventing adverse health outcomes.
- Establishing safe upper and lower limits for copper intake is vital for child health protection.
More Related Videos
11:04Ion Mobility-Mass Spectrometry Techniques for Determining the Structure and Mechanisms of Metal Ion Recognition and Redox Activity of Metal Binding Oligopeptides
Published on: September 7, 2019
10.0K
13:04Atomic Absorbance Spectroscopy to Measure Intracellular Zinc Pools in Mammalian Cells
Published on: May 16, 2019
39.3K
Related Concept Videos
01:29Imperfections in Crystal Structure: Non-Stoichiometric Defects
73
Non-stoichiometric defects refer to a type of defect in the crystal structure of a compound where the ratio of its constituent elements deviates from the ideal stoichiometric ratio. There are two main types of non-stoichiometric defects: metal excess defects and metal deficiency defects.Metal excess defects occur when there is a slight surplus of metal ions than what is required by the stoichiometric ratio of the compound. For example, heating a sodium chloride crystal in sodium vapor results...
73
01:24Pharmacokinetics in Pediatric Patients: Drug Metabolism
330
In pediatric care, understanding the nuances of hepatic drug metabolism is crucial, as it significantly differs from that of adults. This divergence is primarily due to the developmental stage of drug-metabolizing enzymes, which affects how medications are processed in the body. In neonates, for instance, the activity of Phase I enzymes—critical for the initial breakdown of drugs—is markedly reduced, functioning at just 20–40% of the levels seen in adults. This reduction poses...
330
01:26Pharmacokinetics in Pediatric Patients: Drug Excretion
372
In pediatric medicine, understanding the renal function and drug elimination nuances is crucial for administering safe and effective treatments. Newborns, in particular, display markedly slower renal functions than adults, profoundly affecting how drugs are cleared from their bodies. This slower drug clearance requires clinicians to extend the dosing intervals for many medications to prevent drug accumulation and toxicity while ensuring therapeutic efficacy.One key area where these adjustments...
372
01:30Vitamins
3.0K
Vitamins, derived from the Latin word for life, are essential organic substances required in small quantities for optimal growth and overall well-being. Unlike other organic nutrients, vitamins don't act as sources of energy or building materials but rather facilitate these nutrients' utilization by the body. Vitamins are predominantly coenzymes, assisting enzymes in specific chemical actions, like the oxidation of glucose for energy involving B vitamins. Most vitamins are not produced...
3.0K
01:20Inborn Errors of Metabolism
1.0K
Phenylketonuria (PKU) is a protein metabolism disorder characterized by high blood levels of the amino acid phenylalanine. This results from a mutation in the gene responsible for phenylalanine hydroxylase, an enzyme that converts phenylalanine into tyrosine. When this enzyme is deficient, phenylalanine builds up in the blood, leading to symptoms such as vomiting, rashes, seizures, growth deficiency, and severe mental retardation. An early diagnosis and a diet restricting phenylalanine intake...
1.0K
01:26Minerals
1.6K
Minerals are essential nutrients that the human body needs in small amounts to work properly. They play a vital role in many bodily functions, such as building strong bones and transmitting nerve impulses. Some minerals are needed for hormone production or to maintain a normal heartbeat. Major minerals include calcium, phosphorus, potassium, sulfur, sodium, chlorine, and magnesium, while trace minerals include iron, manganese, copper, iodine, zinc, cobalt, fluoride, and selenium.
Major...
Major...
1.6K