Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Quantitative Analysis01:12

Quantitative Analysis

1.4K
Quantitative analysis is a technique for measuring the amount of specific constituents in a sample. When the sample's composition is unknown, qualitative analysis is performed first to identify its components, which ensures that the correct substances are measured during the quantitative phase.
In quantitative analysis, two key measurements are made: the sample quantity and a property proportional to the amount of the analyte (the substance being analyzed). This forms the basis of the...
1.4K
Quantitative Aspects of Drug-Receptor Interaction01:30

Quantitative Aspects of Drug-Receptor Interaction

1.7K
The receptor occupancy theory connects a drug's response to the number of occupied receptors. With higher drug concentrations, more receptors are occupied, leading to increased responses. The formation of drug-receptor complexes involves association and dissociation rates, which reach equilibrium when the forward and backward reactions are equal. The equilibrium association constant (Ka) and its inverse, the equilibrium dissociation constant (Kd), indicate drug affinity. Higher Ka and lower...
1.7K
Qualitative Analysis03:46

Qualitative Analysis

23.8K
For solutions containing mixtures of different cations, the identity of each cation can be determined by qualitative analysis. This technique involves a series of selective precipitations with different chemical reagents, each reaction producing a characteristic precipitate for a specific group of cations. Metal ions within a group are further separated by varying the pH, heating the mixture to redissolve a precipitate, or adding other reagents to form complex ions.
For instance, group IV...
23.8K
Dimensional Analysis03:40

Dimensional Analysis

60.7K
Dimensional analysis, also known as the factor label method, is a versatile approach for mathematical operations. The main principle behind this approach is: the units of quantities must be subjected to the same mathematical operations as their associated numbers. This method can be applied to computations ranging from simple unit conversions to more complex and multi-step calculations involving several different quantities and their units.
Conversion Factors and Dimensional Analysis
The unit...
60.7K
Dimensional Analysis01:27

Dimensional Analysis

654
Dimensional analysis is a valuable technique in fluid mechanics for simplifying complex problems by reducing them into dimensionless groups. These groups capture the essential relationships between the variables involved, allowing researchers and engineers to analyze fluid flow without dealing with each variable individually. This approach reduces the number of independent variables, allowing for easier analysis and better understanding of physical phenomena.
In fluid mechanics, dimensional...
654
Pedigree Analysis01:35

Pedigree Analysis

89.0K
Overview
89.0K

You might also read

Related Articles

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

Sort by
Same author

Engineered cysteine antibodies: an improved antibody-drug conjugate platform with a novel mechanism of drug-linker stability.

Protein engineering, design & selection : PEDS·2018
Same author

An in situ study of protein adsorption on combinatorial Cu-Al films using spectroscopic ellipsometry.

Colloids and surfaces. B, Biointerfaces·2010
Same author

Surface characteristics and protein adsorption on combinatorial binary Ti-M (Cr, Al, Ni) and Al-M (Ta, Zr) library films.

Journal of biomedical materials research. Part A·2009
Same author

Human papilloma virus in squamous carcinoma of the head and neck: a study of cases in south east Scotland.

Journal of clinical pathology·2007
Same author

Surgical management of head and neck malignancy.

The surgeon : journal of the Royal Colleges of Surgeons of Edinburgh and Ireland·2004
Same author

Survival from accidental strangulation from a scarf resulting in laryngeal rupture and carotid artery stenosis: the "Isadora Duncan syndrome". A case report and review of literature.

Emergency medicine journal : EMJ·2003

Related Experiment Video

Updated: Jan 26, 2026

Quantitative 31P NMR Analysis of Lignins and Tannins
05:57

Quantitative 31P NMR Analysis of Lignins and Tannins

Published on: August 2, 2021

14.6K

The quantitative analysis of dysphonia.

R J Sanderson1, A G Maran

  • 1Otolaryngology Unit, Royal Infirmary, Edinburgh, UK.

Clinical Otolaryngology and Allied Sciences
|October 1, 1992
PubMed
Summary

A new clinical method quantifies hoarseness, differentiating between normal voices and various vocal cord lesions. This measurement aids in patient treatment and progress monitoring.

Area of Science:

  • Otolaryngology
  • Speech Science
  • Medical Diagnostics

Background:

  • Hoarseness is a common symptom indicating potential vocal cord abnormalities.
  • Objective measurement of hoarseness is crucial for accurate diagnosis and treatment planning.
  • Existing methods may lack the precision to differentiate subtle vocal cord pathologies.

Purpose of the Study:

  • To introduce and validate a novel clinical method for quantifying hoarseness.
  • To assess the method's efficacy in distinguishing between normal and pathological voices.
  • To compare the method's sensitivity across different types of vocal cord lesions.

Main Methods:

  • Development of a clinical protocol for measuring vocal parameters related to hoarseness.
  • Application of the method to patients with three distinct types of vocal cord lesions.

More Related Videos

Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods
08:28

Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods

Published on: March 10, 2020

7.3K
Quantitative Analysis of Chromatin Proteomes in Disease
08:11

Quantitative Analysis of Chromatin Proteomes in Disease

Published on: December 28, 2012

13.6K

Related Experiment Videos

Last Updated: Jan 26, 2026

Quantitative 31P NMR Analysis of Lignins and Tannins
05:57

Quantitative 31P NMR Analysis of Lignins and Tannins

Published on: August 2, 2021

14.6K
Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods
08:28

Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods

Published on: March 10, 2020

7.3K
Quantitative Analysis of Chromatin Proteomes in Disease
08:11

Quantitative Analysis of Chromatin Proteomes in Disease

Published on: December 28, 2012

13.6K
  • Comparison of measurements from affected individuals against a cohort with normal vocal function.

    • Main Results:

    • Significant acoustic differences were observed between normal and hoarse voices.
    • The method successfully differentiated between the three types of vocal cord lesions.
    • Quantitative hoarseness measurements showed distinct patterns for each lesion type.

    Conclusions:

    • The developed clinical method provides a reliable quantification of hoarseness.
    • This tool is valuable for diagnosing vocal cord pathologies and assessing disease severity.
    • Objective hoarseness measurement facilitates effective patient management and therapy monitoring.