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

Central Systolic Blood Pressure and Left Ventricular Mass: Findings From the International 24-Hour Aortic Blood Pressure Consortium.

Journal of the American Heart Association·2026

Same author

Novel hypertension phenotypes based on cross-classification of 24-h brachial and aortic SBP.

Journal of hypertension·2026

Same author

Orthostatic blood pressure reduction is associated with renal damage in functionally preserved elderly hypertensive patients.

Nefrologia·2026

Same author

Anatomically guided latent diffusion for high-resolution 3D chest CT synthesis.

Scientific reports·2026

Same author

Interplay of Age and Sex With Clinic and Ambulatory Blood Pressure and Mortality.

Hypertension (Dallas, Tex. : 1979)·2026

Same author

Association Between 24-Hour Systolic Blood Pressure Time in Target Range and Mortality.

Hypertension (Dallas, Tex. : 1979)·2026

Same journal

Explaining blood pressure reduction heterogeneity in sodium-glucose cotransporter-2 inhibitor trials: a meta-analysis stratified by patient characteristics.

Journal of hypertension·2026

Same journal

Erratum: Feasibility of the extended, 48-h ambulatory blood pressure monitoring in hemodialysis patients: a multicenter study.

Journal of hypertension·2026

Same journal

Erratum: Neurofibromatosis 2 alleviates ferroptosis and fibrosis in the aortas of spontaneously hypertensive rats through the Yes-associated protein pathway.

Journal of hypertension·2026

Same journal

Reply to comment: Limited public understanding of the risk factors and complications of hypertension.

Journal of hypertension·2026

Same journal

What magnesium depletion score can tell us about arterial stiffness.

Journal of hypertension·2026

Same journal

Nephron deficit as susceptibility, not determinism.

Journal of hypertension·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Feb 22, 2026

Proboscis Extension Response PER Assay in Drosophila

Proboscis Extension Response PER Assay in Drosophila

Published on: April 29, 2007

Reply

Alejandro de la Sierra¹, Anna Oliveras, Pedro Armario

¹aDepartment of Internal Medicine, Hospital Mutua Terrassa, University of Barcelona, Terrassa bDepartment of Nephrology, Hospital del Mar, Barcelona cCardiovascular Disease Unit, Hospital Moisés Broggi, Sant Joan Despí dRenal and Hypertension Units, Fundació Puigvert, Universitat Autónoma de Barcelona, Barcelona, Spain.

Journal of Hypertension

|September 28, 2017

Summary

No abstract available in PubMed .

More Related Videos

In Vitro Scratch Assay to Demonstrate Effects of Arsenic on Skin Cell Migration

In Vitro Scratch Assay to Demonstrate Effects of Arsenic on Skin Cell Migration

Published on: February 23, 2019

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

Related Experiment Videos

Last Updated: Feb 22, 2026

Proboscis Extension Response PER Assay in Drosophila

Proboscis Extension Response PER Assay in Drosophila

Published on: April 29, 2007

In Vitro Scratch Assay to Demonstrate Effects of Arsenic on Skin Cell Migration

In Vitro Scratch Assay to Demonstrate Effects of Arsenic on Skin Cell Migration

Published on: February 23, 2019

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