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 Experiment Videos

Negative Staining and Image Classification - Powerful Tools in Modern Electron Microscopy.

Melanie Ohi1, Ying Li, Yifan Cheng

  • 1Department of Cell Biology, Harvard Medical School. 240 Longwood Avenue, Boston, MA, 02115. USA.

Biological Procedures Online
|April 23, 2004
PubMed
Summary

Negative staining offers higher contrast for visualizing smaller molecules in electron microscopy (EM). This technique also promotes preferred molecular orientations, aiding analysis of heterogeneous samples, unlike vitrification.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

MscM uses a novel gating mechanism for bacterial mechanosensitive channels.

bioRxiv : the preprint server for biology·2026
Same author

The resting and ligand-bound states of the membrane-embedded human T-cell receptor-CD3 complex.

Nature communications·2025
Same author

Lipid interactions and gating hysteresis suggest a physiological role for mechanosensitive channel YnaI.

Nature communications·2025
Same author

Nanodiscs remain indispensable for Cryo-EM studies of membrane proteins.

Current opinion in structural biology·2025
Same author

An αIIbβ3 ligand-mimetic murine monoclonal antibody that produces platelet activation by engaging the FcγIIa receptor.

Blood advances·2025
Same author

A 3-Arm case-matched analysis of anti-reflux reconstruction methods after laparoscopic proximal gastrectomy - Single tract jejunal interposition vs double tract reconstruction vs tube-like stomach reconstruction.

European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology·2024

Area of Science:

  • Structural biology
  • Biophysical techniques
  • Electron microscopy

Background:

  • Vitrification is the current standard for molecular electron microscopy (EM) specimen preparation.
  • Negative staining is often perceived as an outdated technique in comparison.

Purpose of the Study:

  • To highlight the distinct advantages of negative staining for biological macromolecule studies.
  • To establish negative staining as a valuable and relevant technique in modern molecular EM.

Main Methods:

  • Comparative analysis of negative staining and vitrification techniques.
  • Utilizing image classification methods with negative staining data.

Main Results:

  • Negative staining provides superior image contrast, enabling visualization of smaller molecules.

Related Experiment Videos

  • It induces preferred molecular orientations on support films, unlike random orientations in vitrified specimens.
  • Negative staining combined with image classification effectively analyzes heterogeneous molecular populations.

    • Conclusions:

    • Negative staining remains a crucial technique in molecular EM, offering unique benefits.
    • Its ability to enhance contrast and control orientation makes it ideal for specific applications, especially with heterogeneous samples.