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

Reaction Quotient

Reaction Quotient

The status of a reversible reaction is conveniently assessed by evaluating its reaction quotient (Q). For a reversible reaction described by m A + n B ⇌ x C + y D, the reaction quotient is derived directly from the stoichiometry of the balanced equation as

Reaction Rate

Reaction Rate

The rate of reaction is the change in the amount of a reactant or product per unit time. Reaction rates are therefore determined by measuring the time dependence of some property that can be related to reactant or product amounts. Rates of reactions that consume or produce gaseous substances, for example, are conveniently determined by measuring changes in volume or pressure.
The mathematical representation of the change in the concentration of reactants and products, over time, is the rate...

Reaction Mechanisms

Reaction Mechanisms

Chemical reactions often occur in a stepwise fashion, involving two or more distinct reactions taking place in a sequence. A balanced equation indicates the reacting species and the product species, but it reveals no details about how the reaction occurs at the molecular level. The reaction mechanism (or reaction path) provides details regarding the precise, step-by-step process by which a reaction occurs.
For instance, the decomposition of ozone appears to follow a mechanism with two steps:

Support Reactions

Support Reactions

A coplanar force system refers to a set of forces that all lie in the same plane and are subject to different reactions between the point of contact and the supports. Understanding how different types of supports affect coplanar forces is crucial for designing safe and reliable structures that can withstand external loads.
The purpose of the supports is to prevent the translational motion of the system by applying an equal and opposite force and to prevent the system's rotation by applying...

Responses to Salt Stress

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.

Reaction Yield

Reaction Yield

The theoretical yield of a reaction is the amount of product estimated to form based on the stoichiometry of the balanced chemical equation. The theoretical yield assumes the complete conversion of the limiting reactant into the desired product. The amount of product that is obtained by performing the reaction is called the actual yield, and it may be less than or (very rarely) equal to the theoretical yield.

You might also read

Related Articles

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

Sort by

Same author

Effect of Early Administration of Casirivimab and Imdevimab in Hospitalized Patients with COVID-19: A Post Hoc Analysis.

Infection and drug resistance·2026

Same author

Real-world clinical outcomes of macrophage activation-like syndrome and hyperferritinemia in sepsis: a retrospective database analysis.

EClinicalMedicine·2026

Same author

Overcoming the energy-dependent barrier to aminoglycoside uptake: multimodal strategies to sensitize <i>Staphylococcus aureus</i> persisters.

Microbiology and molecular biology reviews : MMBR·2026

Same author

In outpatients with COVID-19 during Omicron variant circulation, some antivirals reduce time to recovery.

Annals of internal medicine·2026

Same author

Arthropod-Derived Antimicrobial Peptides as Potential AMR Therapeutics: A Special Focus on the Lasioglossins.

Journal of peptide science : an official publication of the European Peptide Society·2026

Same author

Host-pathogen interactions in periodontitis: an integrative interkingdom perspective.

Frontiers in immunology·2026

Same journal

Association of metabolic dysfunction-associated steatotic liver disease onset age with risk of incident type 2 diabetes.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

Same journal

Randomized trial comparing 5-year follow-up of first-line infliximab to conventional therapy in paediatric Crohn's disease.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

Same journal

What Does "Non-Intensive Surveillance" Mean After Curative ESD for Low-Risk T1 Colorectal Cancer?

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

Same journal

Methodological and Reporting Caveats in Evaluating Facility Detection Metrics for Barrett's Esophagus.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

Same journal

Coffee Consumption and Improved Liver Outcomes: Clinical, Imaging, and Proteomic Evidence From the UK Biobank.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

Same journal

AGA Clinical Practice Update on Management of Clostridioides difficile Infection in Adults: Expert Review.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jul 3, 2025

Proboscis Extension Response PER Assay in Drosophila

Proboscis Extension Response PER Assay in Drosophila

Published on: April 29, 2007

Reply

Markos Kalligeros¹, Eleftherios Mylonakis², Mazen Noureddin³

¹Division of Internal Medicine, Warren Alpert Medical School of Brown University, Rhode Island Hospital, Providence, Rhode Island.

Clinical Gastroenterology and Hepatology : the Official Clinical Practice Journal of the American Gastroenterological Association

|February 12, 2024

Summary

No abstract available in PubMed .

More Related Videos

A Proboscis Extension Response Protocol for Investigating Behavioral Plasticity in Insects: Application to Basic, Biomedical, and Agricultural Research

A Proboscis Extension Response Protocol for Investigating Behavioral Plasticity in Insects: Application to Basic, Biomedical, and Agricultural Research

Published on: September 8, 2014

Recording Behavioral Responses to Reflection in Crayfish

Recording Behavioral Responses to Reflection in Crayfish

Published on: May 14, 2010

Related Experiment Videos

Last Updated: Jul 3, 2025

Proboscis Extension Response PER Assay in Drosophila

Proboscis Extension Response PER Assay in Drosophila

Published on: April 29, 2007

A Proboscis Extension Response Protocol for Investigating Behavioral Plasticity in Insects: Application to Basic, Biomedical, and Agricultural Research

A Proboscis Extension Response Protocol for Investigating Behavioral Plasticity in Insects: Application to Basic, Biomedical, and Agricultural Research

Published on: September 8, 2014

Recording Behavioral Responses to Reflection in Crayfish

Recording Behavioral Responses to Reflection in Crayfish

Published on: May 14, 2010