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Related Concept Videos

Principles of Disease Surveillance01:26

Principles of Disease Surveillance

Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
Defenses Against Pathogens and Herbivores02:26

Defenses Against Pathogens and Herbivores

Plants present a rich source of nutrients for many organisms, making it a target for herbivores and infectious agents. Plants, though lacking a proper immune system, have developed an array of constitutive and inducible defenses to fend off these attacks.
Toxicity Testing in Animals01:23

Toxicity Testing in Animals

Toxicity tests in animals are grounded on two main assumptions: first, the effects observed in laboratory animals can be extrapolated to humans, especially when adjusted for body surface area; second, high-dose exposure in animals is essential to identify potential human hazards from lower doses. This is based on the quantal dose-response concept, which faces the challenge of extrapolating results from relatively few test animals to much larger human populations. For example, a 0.01% incidence...
Models of Health Promotion and Illness Prevention II01:18

Models of Health Promotion and Illness Prevention II

The person's health status fluctuates continually, varying from being in good health to becoming ill and returning to being healthy. To understand the concept of illness prevention, there are two models. First, the health-illness continuum model is a graphic representation of an individual's wellness. It states that a person is considered healthy in the absence of physical disease and the presence of good emotional health.
The agent-host-environment model states that disease results from...
Viral Recombination00:57

Viral Recombination

Cells are sometimes infected by more than one virus at once. When two viruses disassemble to expose their genomes for replication in the same cell, similar regions of their genomes can pair together and exchange sequences in a process called recombination. Alternatively, viruses with segmented genomes can swap segments in a process called reassortment.
Reservoir of Infection01:30

Reservoir of Infection

Infectious diseases arise from intricate interactions between pathogens and their reservoirs. A reservoir of infection refers to the natural habitat where a pathogen lives, grows, and multiplies, serving as a continual source of infection. Reservoirs are broadly classified as either living or nonliving, and each plays a unique role in disease transmission, significantly influencing public health interventions and control strategies.Humans act as reservoirs for a wide array of pathogens,...

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Related Experiment Video

Updated: Jun 16, 2026

Enhanced Rabies Surveillance Using a Direct Rapid Immunohistochemical Test
08:58

Enhanced Rabies Surveillance Using a Direct Rapid Immunohistochemical Test

Published on: April 30, 2019

Human and animal sentinels for shared health risks.

Peter Rabinowitz1, Matthew Scotch, Lisa Conti

  • 1Yale Occupational and Environmental Medicine Program, Yale University School of Medicine, 135 College Street, 3 Floor, New Haven, CT 06510, Tel 203-785-6434, Fax 203-785-7391.

Veterinaria Italiana
|February 12, 2010
PubMed
Summary

Sentinel health event tracking in humans and animals can detect shared environmental risks. Integrating human and animal health data, supported by the One Health initiative, can improve early detection and mitigation of these threats.

Keywords:
Animal sentinelsBiodiversityComparative medicineEnvironmental HealthGenomicsMedical InformaticsSentinel surveillanceZoonoses

Related Experiment Videos

Last Updated: Jun 16, 2026

Enhanced Rabies Surveillance Using a Direct Rapid Immunohistochemical Test
08:58

Enhanced Rabies Surveillance Using a Direct Rapid Immunohistochemical Test

Published on: April 30, 2019

Area of Science:

  • Environmental health
  • Epidemiology
  • One Health

Background:

  • Sentinel health event tracking is established for human and animal populations individually.
  • Historical use of sentinel species (e.g., canaries in mines) demonstrates potential for shared risk detection.
  • Current limitations include professional and data segregation between human and animal health sectors.

Purpose of the Study:

  • To explore the unrealized potential of linking human and animal health information for shared environmental risk detection.
  • To identify barriers and opportunities for integrating surveillance data across species.
  • To highlight the role of emerging initiatives and technologies in enhancing sentinel event monitoring.

Main Methods:

  • Review of existing practices in human and animal health surveillance.
  • Analysis of barriers to data sharing and interdisciplinary collaboration.
  • Examination of the potential impact of the One Health initiative, informatics, and genomics.

Main Results:

  • The full potential of linking animal and human health information for shared environmental risk warning remains largely untapped.
  • Professional and data silos hinder the integration of surveillance systems.
  • Evidence gaps exist regarding the interconnected responses of humans and animals to environmental hazards.

Conclusions:

  • Integrating human and animal health surveillance offers a powerful approach to detecting and managing shared environmental health threats.
  • The One Health initiative, advancements in informatics, and genomics are crucial for overcoming current limitations.
  • Improved knowledge sharing about sentinel events is essential for reducing trans-species health risks.