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

Atomic force microscopy study of tooth surfaces.

M Farina1, A Schemmel, G Weissmüller

  • 1Departamento de Anatomia, Centro de Ciências da Saúde, Universidade Federal do Rio de Janeiro, Rio de Janeiro, R.J., 21941-590, Brazil.

Journal of Structural Biology
|April 10, 1999
PubMed
Summary
This summary is machine-generated.

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

Comparative species distribution model framework for marine conservation and its application to loggerhead turtles in the Mediterranean.

Conservation biology : the journal of the Society for Conservation Biology·2026
Same author

Spatio-temporal dynamics of floating marine macro-litter in Italian waters (2018-2023): The impact of the COVID-19 pandemic.

Environmental pollution (Barking, Essex : 1987)·2026
Same author

From juveniles to adults: Ontogenetic and seasonal patterns of loggerhead turtles in oceanic Mediterranean habitats.

Marine environmental research·2026
Same author

Corrigendum to "Aquaporin-1 and aquaporin-4 in human placental angiogenesis: insights into the critical interaction with caveolin-1" [Placenta 168 (2025) 111-123].

Placenta·2026
Same author

Endoscopic endonasal transsphenoidal surgery in children: widening the spectrum of oncological indications in the pediatric age group.

Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery·2025
Same author

Case report: Adenocarcinoma of the rectum with implantation metastasis in the perianal region.

Revista de gastroenterologia de Mexico (English)·2025

Atomic force microscopy revealed distinct particle distributions on tooth surfaces across species. These patterns are optimized for each animal's feeding habits and tooth longevity.

Area of Science:

  • Biomaterials Science
  • Comparative Anatomy
  • Surface Science

Background:

  • Tooth surface structure is crucial for feeding and survival.
  • Understanding variations in tooth surface morphology across species can reveal adaptations.

Purpose of the Study:

  • To compare particle distribution patterns on tooth surfaces of diverse species using Atomic Force Microscopy (AFM).
  • To investigate how these surface structures relate to feeding mechanisms and tooth lifespan.

Main Methods:

  • Atomic Force Microscopy (AFM) for high-resolution imaging of tooth surfaces.
  • Scanning Electron Microscopy (SEM) and Transmission Electron Microscopy (TEM) for comparative analysis.
  • Acidic etching and elemental analysis (including electron microdiffraction) to characterize surface composition.

Related Experiment Videos

Main Results:

  • AFM provided high-contrast, high-resolution images, offering novel structural insights.
  • Human enamel showed tightly packed particles; hamster enamel exhibited less dense packing.
  • Piranha teeth featured an apatite crystal-covered cuticle with globular particles, suggesting an organic component rich in calcium, phosphorus, and iron (hydroxyapatite).
  • Chiton teeth displayed smooth and rough regions, with protruding magnetite crystals.

Conclusions:

  • Tooth surface structures are highly adapted for specific feeding strategies and durability.
  • AFM is a valuable tool for complementary structural analysis of biological surfaces.
  • Observed particle patterns reflect evolutionary optimization for function.