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

Teeth01:15

Teeth

1.8K
The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...
1.8K
Predator-Prey Interactions02:39

Predator-Prey Interactions

21.6K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
21.6K
Muscles of the Anterior Neck01:26

Muscles of the Anterior Neck

4.8K
The anterior neck muscles are the group of muscles covering the front part of the neck. These muscles are classified into three subgroups. The first one is the superficial muscles, the most visible muscles in the front of the neck. It includes the platysma and sternocleidomastoid. The second group is the suprahyoid muscles, located above the hyoid bone. This group comprises the digastric, mylohyoid, geniohyoid, and stylohyoid. Lastly, the infrahyoid muscles are found below the hyoid bone and...
4.8K
Sustainable Development01:43

Sustainable Development

15.1K
As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
15.1K
Sampling Methods: Sample Types01:18

Sampling Methods: Sample Types

3.3K
Sampling materials are classified into three main types: solid, liquid, and gas.
Solid samples include a variety of substances, such as sediments from water bodies, soil, metals, and biological tissues. Two standard methods for extracting sediments from water bodies are grab sampling and piston coring. Grab sampling involves using a device to collect a discrete sediment sample from the bottom of a water body with minimal disturbance. Grab samples do not always represent the entire area due to...
3.3K
piRNA - Piwi-interacting RNAs02:57

piRNA - Piwi-interacting RNAs

7.7K
PIWI-interacting RNAs, or piRNAs, are the most abundant short non-coding RNAs. More than 20,000 genes have been found in humans that code for piRNAs while only 2000 genes have been found for miRNAs. piRNAs can act at the transcriptional and post-transcriptional levels and have a vital role in silencing transposable elements present in germ cells. They are also involved in epigenetic silencing and activation. Previously, they were thought to function only in germ cells but new evidence suggests...
7.7K

You might also read

Related Articles

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

Sort by
Same author

Assessing Patient Discomfort in Smartphone-Based Teledentistry From the Perspective of Dental Professionals: Qualitative Interview Study.

Online journal of public health informatics·2026
Same author

Perspectives of Frontline Clinicians and End-Line Users on Smartphone-Based Photography for Assessing Traumatic Dental Injuries: Focus Group Interview Study and Thematic Analysis.

JMIR human factors·2026
Same author

Oral Health in Individuals with Severe Mental Illness on Second-Generation Antipsychotics-A Scoping Review.

Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology·2025
Same author

Computed tomographic assessment of orbital and maxillary dysmorphology in craniofacial microsomia.

American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics·2025
Same author

Mobile Health Assessment of Traumatic Dental Injuries Using Smartphone-Acquired Photographs: A Multicenter Diagnostic Accuracy Study.

Telemedicine journal and e-health : the official journal of the American Telemedicine Association·2024
Same author

Mirror, mirror? An evaluation of identical twin mirroring in tooth crown morphology.

Anatomical record (Hoboken, N.J. : 2007)·2024

Related Experiment Video

Updated: Feb 3, 2026

A Finite Element Approach for Locating the Center of Resistance of Maxillary Teeth
10:50

A Finite Element Approach for Locating the Center of Resistance of Maxillary Teeth

Published on: April 8, 2020

10.2K

Compensatory interactions between developing maxillary anterior teeth in a sample of twins.

Marianne Tadros1, Alan H Brook2, Sarbin Ranjitkar1

  • 1Adelaide Dental School, The University of Adelaide, Adelaide, SA, Australia.

Archives of Oral Biology
|November 6, 2018
PubMed
Summary

Developmental variations in lateral incisors affect adjacent tooth size. Maxillary central incisors and canines showed larger dimensions when lateral incisors were missing or small, supporting compensatory interactions in dental development.

Keywords:
Compensatory interactionsComplex adaptive systemsDental developmentEpigeneticsGeneticsTwin studies

More Related Videos

Author Spotlight: Identifying Compensatory Pathways in Malaria Parasites Containing Hypomorphic Allele of Essential Protein Kinases
09:13

Author Spotlight: Identifying Compensatory Pathways in Malaria Parasites Containing Hypomorphic Allele of Essential Protein Kinases

Published on: November 22, 2024

1.8K
Integrated Compensatory Responses in a Human Model of Hemorrhage
07:57

Integrated Compensatory Responses in a Human Model of Hemorrhage

Published on: November 20, 2016

13.1K

Related Experiment Videos

Last Updated: Feb 3, 2026

A Finite Element Approach for Locating the Center of Resistance of Maxillary Teeth
10:50

A Finite Element Approach for Locating the Center of Resistance of Maxillary Teeth

Published on: April 8, 2020

10.2K
Author Spotlight: Identifying Compensatory Pathways in Malaria Parasites Containing Hypomorphic Allele of Essential Protein Kinases
09:13

Author Spotlight: Identifying Compensatory Pathways in Malaria Parasites Containing Hypomorphic Allele of Essential Protein Kinases

Published on: November 22, 2024

1.8K
Integrated Compensatory Responses in a Human Model of Hemorrhage
07:57

Integrated Compensatory Responses in a Human Model of Hemorrhage

Published on: November 20, 2016

13.1K

Area of Science:

  • Dental development
  • Human genetics
  • Morphogenesis

Background:

  • Sofaer et al. (1971) proposed compensatory interactions between maxillary anterior teeth during development.
  • Understanding these interactions is crucial for comprehending the complex system of dental development.

Purpose of the Study:

  • To investigate developmental compensation in permanent maxillary central incisors and canines.
  • To determine if final tooth size is influenced by adjacent missing or microdont lateral incisors.

Main Methods:

  • Utilized a 2D image analysis system to measure crown dimensions (height, labiopalatal width, mesiodistal width) of permanent maxillary central incisors and canines.
  • Analyzed dental study models from twins in a longitudinal dental development study.

Main Results:

  • Individuals with one missing lateral incisor and one of average dimensions exhibited significantly larger central incisors (MDl and MDi dimensions, p < 0.05).
  • Most monozygotic (6/7) and dizygotic (13/14) twin pairs were discordant for maxillary anterior hypodontia and microdontia, suggesting complex inheritance patterns.

Conclusions:

  • The study provides evidence supporting Sofaer and colleagues' hypotheses on developmental interactions in the maxillary anterior region.
  • These interactions are part of a complex adaptive system influenced by genetic, epigenetic, and environmental factors.