Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Parental Care

Parental Care

Many animals exhibit parental care behavior, including feeding, grooming, and protecting young offspring. Parental care is universal in mammals and birds, which often have young that are born relatively helpless. Several species of insects and fish, as well as some amphibians, also care for their young.

Dietary Connections

Dietary Connections

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 as energy sources to produce...

Delivery Pathways to the Lysosome

Delivery Pathways to the Lysosome

Eukaryotic cells use different mechanisms to eliminate toxic waste obsolete and worn-out substances. Lysosomes play a pivotal role in this, and hence, these substances are carried to the lysosome from other parts of the cell and extracellular space through different pathways. The most elaborately studied pathways to the lysosome are the endocytic pathways.
Endocytosis
In endocytosis, the cell membrane takes up macromolecules and particles from the surrounding medium. Clathrin-mediated...

Sources of Food Contamination

Sources of Food Contamination

Contamination of food by microbial agents and natural toxins poses significant risks to public health. These hazards can be introduced at various points across the food supply chain, ranging from environmental sources to processing and storage stages. Understanding these contamination pathways is critical for developing strategies to ensure food safety.Seafood is particularly vulnerable to contamination through both environmental exposure and microbial colonization. Toxins from harmful algal...

Essential Minerals for Bone Health

Essential Minerals for Bone Health

The minerals contained in all of the food we consume are essential for our organ systems. However, certain essential minerals, such as calcium, phosphorus, magnesium, manganese, and fluoride, largely affect bone health.
Calcium and Phosphorus
Calcium is a critical component of bones, especially in the form of calcium phosphate and calcium carbonate. Since the body cannot make calcium, it must be obtained from the diet. However, calcium cannot be absorbed from the small intestine without...

Lipids as Anchors

Lipids as Anchors

In the plasma membrane, the lipids forming the bilayer can also act as an anchor to tether proteins to the membrane. The three main types of lipid anchors found in eukaryotes are – prenyl groups, fatty acyl groups, and glycosylphosphatidylinositol or GPI groups. Prenyl and fatty acyl groups act as anchors on the cytosolic surface of the membrane, whereas GPI anchors proteins on the extracellular side.
The carboxy-terminal of most of the prenylated proteins, such as Ras proteins, contains the...

You might also read

Related Articles

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

Sort by

Same author

Increasing STEM career interest: The role of out-of-school time STEM programs designed for underrepresented minorities.

PloS one·2025

Same author

Effects of Weighted Blankets on Anxiety for Pediatric Oncology Patients During Outpatient Chemotherapy Infusions.

Journal of pediatric hematology/oncology nursing·2025

Same author

A Multivariate Model to Predict Student Physician Assistant National Certification Exam Performance.

The journal of physician assistant education : the official journal of the Physician Assistant Education Association·2025

Same author

AI tutoring outperforms in-class active learning: an RCT introducing a novel research-based design in an authentic educational setting.

Scientific reports·2025

Same author

Surgical management of native aortic valve leaflet avulsion during TAVR.

Journal of cardiothoracic surgery·2024

Same author

Reducing Postoperative Length of Stay for Idiopathic Scoliosis Patients using Quality Improvement Methodology.

Pediatric quality & safety·2023

Search research articles

Related Experiment Video

Updated: Jul 16, 2026

The Modified Temptation Resistance Task: A Paradigm to Elicit Children's Strategic Lie-telling

The Modified Temptation Resistance Task: A Paradigm to Elicit Children's Strategic Lie-telling

Published on: April 6, 2018

Lead in your child's lunch box.

Mimi Daluga¹, Kelly Miller

¹St. Anne Elementary School, Barrington, Illinois, USA. dallasprunskis@aol.com

Clinical Pediatrics

|February 28, 2007

Summary

Lead was frequently found in children's lunch boxes, with 35% testing positive. This study confirmed the presence of lead in these items, posing a potential risk to children's health.

Area of Science:

Environmental Health
Toxicology
Public Health

Background:

The Illinois Public Health Lead Poisoning Prevention Act prohibits lead in children's articles.
Concerns have been raised about lead in children's lunch boxes.

Purpose of the Study:

To determine the prevalence of lead in children's lunch boxes.

Main Methods:

Forty children's lunch boxes were tested.
A rapid lead test solution was used for detection.

Main Results:

14 out of 40 (35%) lunch boxes tested positive for lead.
This indicates a frequent presence of lead in these products.

Conclusions:

More Related Videos

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Published on: July 29, 2020

A Treatment Package without Escape Extinction to Address Food Selectivity

A Treatment Package without Escape Extinction to Address Food Selectivity

Published on: August 21, 2015

Related Experiment Videos

Last Updated: Jul 16, 2026

The Modified Temptation Resistance Task: A Paradigm to Elicit Children's Strategic Lie-telling

The Modified Temptation Resistance Task: A Paradigm to Elicit Children's Strategic Lie-telling

Published on: April 6, 2018

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Published on: July 29, 2020

A Treatment Package without Escape Extinction to Address Food Selectivity

A Treatment Package without Escape Extinction to Address Food Selectivity

Published on: August 21, 2015

Children's lunch boxes commonly contain lead.
The presence of lead in lunch boxes poses a potential health risk to children.