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

Gene Regulation in Microbial Communities: Quorum Sensing01:28

Gene Regulation in Microbial Communities: Quorum Sensing

607
Quorum sensing is a mechanism of bacterial communication that enables coordinated gene expression in response to changes in population density. This facilitates collective behaviors that enhance survival, resource acquisition, and ecological adaptation. This process relies on small signaling molecules called autoinducers that accumulate as bacterial populations grow. When a critical threshold concentration of autoinducers is reached, bacterial cells collectively modify gene expression,...
607
The Colonization of Land02:22

The Colonization of Land

37.7K
Changes in the environment of the early Earth drove the evolution of organisms. As prokaryotic organisms in the oceans began to photosynthesize, they produced oxygen. Eventually, oxygen saturated the oceans and entered the air, resulting in an increase in atmospheric oxygen concentration, known as the oxygen revolution approximately 2.3 billion years ago. Therefore, organisms that could use oxygen for cellular respiration had an advantage. More than 1.5 years ago, eukaryotic cells and...
37.7K
What are Populations and Communities?00:30

What are Populations and Communities?

37.8K
Overview
37.8K
Osmoregulation in Insects01:47

Osmoregulation in Insects

17.6K
Malpighian tubules are specialized structures found in the digestive systems of many arthropods, including most insects, that handle excretion and osmoregulation. The tubules are typically arranged in pairs and have a convoluted structure that increases their surface area.
17.6K
Community Based Intervention01:30

Community Based Intervention

482
Community-based interventions in mental health represent a paradigm shift from institution-centered care to treatments embedded within the fabric of local communities. By prioritizing inclusion and leveraging existing societal structures, this approach fosters a supportive environment conducive to addressing mental health challenges while promoting individual dignity and agency.
Foundations of Community Mental Health Programs
Central to the success of community-based interventions is the...
482
Fixed Action Patterns01:06

Fixed Action Patterns

17.7K
A fixed action pattern (FAP) is a specific, hard-wired sequence of behaviors that occurs in response to an external stimulus, called a sign stimulus. The behavior is “fixed” because it is essentially unchangeable—proceeding similarly across individuals of a species every time it occurs.
17.7K

You might also read

Related Articles

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

Sort by
Same author

Vascular Endothelial Growth Factor and Placental Growth Factor in Conjunction with Vascular Endothelial Growth Factor Receptor-1 May Exert Dual Effects Within the Kidney and Brain in Patients with Type 2 Diabetes Mellitus and Normoalbuminuric Diabetic Kidney Disease.

International journal of molecular sciences·2026
Same author

First genome sequence and functional profiling of <i>Psychrobacter</i> SC65A.3 preserved in 5,000-year-old cave ice: insights into ancient resistome, antimicrobial potential, and enzymatic activities.

Frontiers in microbiology·2026
Same author

Vertebrate scavenging patterns during extreme winter conditions in North Dakota.

Scientific reports·2025
Same author

Impact of flunitrazepam on Calliphora vicina (Diptera: Calliphoridae) microbiome dynamics.

Journal of forensic sciences·2025
Same author

Comprehensive analysis of the inhibition of aldehyde dehydrogenase from Flavobacterium PL002 and its coupling with SERS as a path for the selective detection of thiram.

Methods (San Diego, Calif.)·2025
Same author

Effects of clonazepam and flunitrazepam on the development cycle of Calliphora vicina Robineau-Desvoidy 1830 and their forensic implications.

Scientific reports·2025

Related Experiment Video

Updated: Feb 3, 2026

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts
07:56

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Published on: January 29, 2018

18.3K

Characterizing forensically important insect and microbial community colonization patterns in buried remains.

Lavinia Iancu1, Emily N Junkins2, Georgiana Necula-Petrareanu3

  • 1Institute of Biology Bucharest, Romanian Academy, Splaiul Independentei, 296, 060031, Bucharest, Romania. lavinia.iancu@outlook.com.

Scientific Reports
|October 21, 2018
PubMed
Summary

Insect and bacterial analysis aids in estimating the postmortem interval (PMI) for buried remains. Specific bacteria, Enterococcus faecalis and Clostridium paraputrificum, show promise as novel PMI indicators in shallow graves.

More Related Videos

Investigating the Microbial Community in the Termite Hindgut - Interview
21:02

Investigating the Microbial Community in the Termite Hindgut - Interview

Published on: May 28, 2007

11.2K
Biology of Microbial Communities - Interview
14:42

Biology of Microbial Communities - Interview

Published on: May 28, 2007

9.1K

Related Experiment Videos

Last Updated: Feb 3, 2026

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts
07:56

Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts

Published on: January 29, 2018

18.3K
Investigating the Microbial Community in the Termite Hindgut - Interview
21:02

Investigating the Microbial Community in the Termite Hindgut - Interview

Published on: May 28, 2007

11.2K
Biology of Microbial Communities - Interview
14:42

Biology of Microbial Communities - Interview

Published on: May 28, 2007

9.1K

Area of Science:

  • Forensic Entomology
  • Forensic Microbiology
  • Soil Decomposition Studies

Background:

  • Estimating postmortem interval (PMI) is crucial in forensic investigations, especially for buried remains.
  • Insect and bacterial colonization patterns are key indicators of decomposition stages.
  • Understanding environmental influences on decomposition dynamics is vital for accurate PMI estimation.

Purpose of the Study:

  • To assess the decomposition process of buried rat carcasses in shallow graves (40 cm).
  • To analyze the diversity and dynamics of insects and bacteria during decomposition.
  • To investigate the influence of environmental parameters on decomposition variations and identify novel PMI indicators.

Main Methods:

  • Qualitative and quantitative analysis of insect and bacterial communities in buried rat carcasses.
  • Monitoring decomposition stages in shallow graves under natural environmental conditions.
  • Utilizing quantitative polymerase chain reaction (qPCR) to assess the abundance of specific bacterial taxa (Enterococcus faecalis, Clostridium paraputrificum) over time.

Main Results:

  • Detailed insights into the decomposition process of buried carcasses in soil.
  • Characterization of insect and bacterial community dynamics throughout decomposition.
  • Demonstrated differential abundance of Enterococcus faecalis and Clostridium paraputrificum, indicating their potential as PMI indicators.

Conclusions:

  • The study enhances understanding of decomposition in shallow graves and the factors influencing it.
  • Insect and bacterial taxa can be quantitatively analyzed as reliable PMI estimators.
  • Enterococcus faecalis and Clostridium paraputrificum present promising new avenues for PMI estimation in forensic science.