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

Predicting Reaction Outcomes02:24

Predicting Reaction Outcomes

9.2K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
9.2K
Prediction Intervals01:03

Prediction Intervals

2.7K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y. 
2.7K
Predicting Molecular Geometry02:27

Predicting Molecular Geometry

40.6K
VSEPR Theory for Determination of Electron Pair Geometries
40.6K
Predicting Products: SN1 vs. SN202:27

Predicting Products: SN1 vs. SN2

14.8K
Nucleophilic substitution reactions of alkyl halides can proceed via an SN1 or an SN2 mechanism. While in SN2 reactions, the nucleophile attacks the substrate simultaneously as the leaving group departs, in SN1 reactions, the substrate first dissociates to give the carbocation intermediate. Various factors such as the structure of the substrate, the strength of the nucleophile, and the nature of the solvent promote one mechanism over the other.
With increased substitution on the alkyl halide,...
14.8K
End Point Prediction: Gran Plot01:07

End Point Prediction: Gran Plot

881
A Gran plot is used to predict the equivalence volume or endpoint of a potentiometric or acid-base titration without reaching the endpoint. Typically, titration data is collected as a function of the titrant's volume up to a point less than the equivalence volume and then transformed into a linear format. The straight line is extended to the x-axis, indicating the necessary titrant volume to achieve the equivalence point.
For potentiometric titration, the Gran plot is created by plotting...
881
Predicting Products: Substitution vs. Elimination02:52

Predicting Products: Substitution vs. Elimination

13.1K
When a nucleophile and an alkyl halide react, nucleophilic substitution and β-elimination reactions compete to generate products.
The following factors can influence the mechanisms competing against each other:
13.1K

You might also read

Related Articles

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

Sort by
Same author

Social determinants of health and epigenetic clocks: a systematic review and meta-analysis of 140 studies.

Nature human behaviour·2026
Same author

Longitudinal changes in epigenetic clocks predict survival in the InCHIANTI cohort.

Nature aging·2026
Same author

A daily multivitamin slows the ticking of epigenetic clocks.

Nature medicine·2026
Same author

An unbiased comparison of 14 epigenetic clocks in relation to 174 incident disease outcomes.

Nature communications·2025
Same author

A unified framework for systematic curation and evaluation of aging biomarkers.

Nature aging·2025
Same author

MRI-based multi-organ clocks for healthy aging and disease assessment.

Nature medicine·2025

Related Experiment Video

Updated: Nov 17, 2025

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons
08:04

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Published on: June 6, 2025

775

Unite to predict.

Meeraj Kothari1, Daniel W Belsky1,2

  • 1Butler Columbia Aging Center, Columbia University Mailman School of Public Health, New York, United States.

Elife
|February 12, 2021
PubMed
Summary
This summary is machine-generated.

Integrating diverse molecular data enhances understanding of biological aging. Analyzing multiple data types reveals key insights into aging processes and their molecular underpinnings.

Keywords:
biological agingcell biologyepigeneticsgeneticsgenomicshumanmetabolomicsproteomicstelomeretranscriptomics

More Related Videos

A Protocol for Computer-Based Protein Structure and Function Prediction
16:41

A Protocol for Computer-Based Protein Structure and Function Prediction

Published on: November 3, 2011

69.3K
Author Spotlight: A Computational Approach to Decipher Amino Acid Preferences in Multispecific Protein-Protein Interactions
06:50

Author Spotlight: A Computational Approach to Decipher Amino Acid Preferences in Multispecific Protein-Protein Interactions

Published on: January 26, 2024

2.3K

Related Experiment Videos

Last Updated: Nov 17, 2025

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons
08:04

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Published on: June 6, 2025

775
A Protocol for Computer-Based Protein Structure and Function Prediction
16:41

A Protocol for Computer-Based Protein Structure and Function Prediction

Published on: November 3, 2011

69.3K
Author Spotlight: A Computational Approach to Decipher Amino Acid Preferences in Multispecific Protein-Protein Interactions
06:50

Author Spotlight: A Computational Approach to Decipher Amino Acid Preferences in Multispecific Protein-Protein Interactions

Published on: January 26, 2024

2.3K

Area of Science:

  • Molecular Biology
  • Gerontology
  • Bioinformatics

Background:

  • Biological aging is a complex process influenced by numerous molecular factors.
  • Current research often analyzes limited molecular datasets, potentially missing holistic insights.

Purpose of the Study:

  • To investigate the benefits of integrating multi-source molecular data for a comprehensive understanding of biological aging.
  • To identify key molecular signatures associated with the aging process through integrated analysis.

Main Methods:

  • Utilized bioinformatics approaches to combine and analyze diverse molecular datasets (e.g., genomics, transcriptomics, proteomics).
  • Applied statistical and machine learning techniques to identify patterns and correlations within the integrated data.

Main Results:

  • The integrated analysis revealed novel molecular pathways and biomarkers associated with aging.
  • Synergistic effects between different molecular data types provided a more robust picture of aging mechanisms.

Conclusions:

  • Integrating molecular data from various sources significantly enhances the understanding of biological aging.
  • This approach offers a powerful strategy for identifying aging biomarkers and developing targeted interventions.