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

Solution Formation

Solution Formation

There is no one solvent that can dissolve every type of solute. Some substances that readily dissolve in a certain solvent might be insoluble in a different solvent. A simple way to predict which substances dissolve in which solvent is the phrase "like dissolves like". This means that polar substances, such as salt and sugar, dissolve in a polar substance like water. In contrast, non-polar substances are more soluble in non-polar solvents such as carbon tetrachloride.
This selective...

Nursing Implementation

Nursing Implementation

Implementation is the execution of the nursing care plan developed during the planning phase.
The five steps to implementing effective nursing care include reassessing the patient, reviewing and revising the existing nursing care plan, organizing the resources and care delivery, anticipating and preventing complications, and implementing nursing interventions.

Enthalpy of Solution

Enthalpy of Solution

There are two criteria that favor, but do not guarantee, the spontaneous formation of a solution:

General Properties of Solutions

General Properties of Solutions

Many common substances around us exist as a solution, such as ocean water, air, and gasoline. All solutions are mixtures of substances that are composed of varying amounts of two or more types of atoms or molecules. A mixture with a non-uniform composition is a heterogeneous mixture, whereas a mixture with a uniform composition is a homogeneous mixture. The components that make the homogeneous mixture are evenly spread out and thoroughly mixed.

Oral Cavity

Oral Cavity

The oral cavity, or the mouth, is a complex structure in humans that plays a vital role in our day-to-day lives. Its role is not only in chewing and swallowing food; it also plays a role in speech and facial expressions.
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...

Ideal Solutions

Ideal Solutions

According to Raoult’s law, the partial vapor pressure of a solvent in a solution is equal or identical to the vapor pressure of the pure solvent multiplied by its mole fraction in the solution. However, Raoult's Law is only valid for ideal solutions. For a solution to be ideal, the solvent-solute interaction must be just as strong as a solvent-solvent or solute-solute interaction. This suggests that both the solute and the solvent would use the same amount of energy to escape to the...

You might also read

Related Articles

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

Sort by

Same author

Protein content of glycerinated extracts and commercial food products for priority allergens relevant to sublingual immunotherapy.

The journal of allergy and clinical immunology. In practice·2026

Same author

Effectiveness of a Provincial Law to Improve Epinephrine Use for Anaphylaxis in Schools in Alberta, Canada: A Pre-Post Study.

International archives of allergy and immunology·2026

Same author

Safety of home-based oral immunotherapy in highly-sensitized preschoolers with a simplified protocol.

The journal of allergy and clinical immunology. In practice·2026

Same author

Development and implementation of low-cost, grocery-sourced oral immunotherapy protocols.

The journal of allergy and clinical immunology. In practice·2026

Same author

Beyond first sip: combination of intermittent cow's milk exposure and atopic dermatitis associated with severe IgE mediated cow's milk reactions-a retrospective study.

Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology·2026

Same author

Parent-Reported Barriers and Facilitators to Early and Sustained Feeding of Allergenic Foods: A Mixed-Methods Systematic Review.

The journal of allergy and clinical immunology. In practice·2026

Search research articles

Related Experiment Video

Updated: Jan 22, 2026

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Published on: May 6, 2013

Oral Food Challenge Implementation: The First Mixed-Methods Study Exploring Barriers and Solutions.

Elaine Hsu¹, Lianne Soller¹, Elissa M Abrams²

¹Division of Allergy and Immunology, Department of Pediatrics, Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada; BC Children's Hospital Research Institute, Vancouver, BC, Canada.

The Journal of Allergy and Clinical Immunology. in Practice

|July 14, 2019

Summary

Oral food challenges (OFCs) are the gold standard for diagnosing food allergies but are underutilized. Addressing barriers like resource limitations, training gaps, and patient anxiety can improve OFC implementation.

Keywords:

Allergists Barriers Focus groups Food allergy Food allergy testing Guidelines Oral food challenge Parents Pediatricians Solutions

More Related Videos

An In Vivo Method to Study Mouse Blood-Testis Barrier Integrity

An In Vivo Method to Study Mouse Blood-Testis Barrier Integrity

Published on: December 2, 2018

Mixed Reality for Education MRE Implementation and Results in Online Classes for Engineering

Mixed Reality for Education MRE Implementation and Results in Online Classes for Engineering

Published on: June 23, 2023

Related Experiment Videos

Last Updated: Jan 22, 2026

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Published on: May 6, 2013

An In Vivo Method to Study Mouse Blood-Testis Barrier Integrity

An In Vivo Method to Study Mouse Blood-Testis Barrier Integrity

Published on: December 2, 2018

Mixed Reality for Education MRE Implementation and Results in Online Classes for Engineering

Mixed Reality for Education MRE Implementation and Results in Online Classes for Engineering

Published on: June 23, 2023

Area of Science:

Allergy and Immunology
Clinical Research
Public Health

Background:

Oral food challenges (OFCs) are the gold standard for diagnosing food allergies due to inaccuracies in other tests.
Current implementation of OFCs is suboptimal, hindering accurate diagnosis and management.

Purpose of the Study:

To describe barriers to oral food challenge (OFC) implementation at multiple levels using a mixed-methods approach.
To investigate potential solutions to improve OFC accessibility and acceptance.

Main Methods:

Surveys were conducted with Canadian allergists, pediatricians, and parents to identify barriers and solutions.
Parent focus groups were utilized to gain deeper insights into their experiences and concerns.
Allergist offices were contacted to confirm current OFC practices.

Main Results:

Lack of resources and the need for standardized guidelines were significant barriers for allergists performing OFCs.
Pediatricians with more OFC knowledge were more likely to refer patients to allergists who perform them; long wait times were a deterrent for others.
Parental fear, anxiety, and a need for better information and psychosocial support were identified as key barriers.

Conclusions:

Multiple barriers impede the widespread use of OFCs.
Improving OFC training for allergists, enhancing pediatrician education, and developing standardized guidelines with clinician and parent input are crucial for increasing OFC acceptance.