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Related Concept Videos

Viral Hepatitis I: Introduction01:28

Viral Hepatitis I: Introduction

Viral hepatitis is an inflammatory condition of the liver caused by infection with hepatotropic viruses, most commonly hepatitis A, B, C, D, and E. Despite variations in structure and transmission, all viruses mentioned infect hepatocytes and provoke immune responses that can hinder liver function. Additionally, some non-hepatotropic viruses can also lead to hepatic inflammation.Hepatitis A VirusHepatitis A virus (HAV) is transmitted through the fecal–oral route, typically by ingestion of food...
Hepatitis01:25

Hepatitis

Hepatitis is an inflammatory condition of the liver most commonly caused by hepatotropic viruses (A–E), though non-infectious causes such as alcohol and drugs also exist.Hepatitis AHepatitis A virus (HAV) is a non-enveloped RNA virus of the Picornaviridae family. It is primarily transmitted via the fecal-oral route, typically through ingestion of contaminated food or water. After ingestion, HAV enters the bloodstream through the oropharynx or intestinal epithelium and reaches the liver. The...
Investigation of Disease Outbreaks01:23

Investigation of Disease Outbreaks

Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...
Human Virome01:26

Human Virome

The human body harbors a vast and diverse viral community known as the human virome. The virome includes bacteriophages that infect bacteria, and eukaryotic viruses that infect human cells. Transient dietary and environmental viruses also contribute to this dynamic ecosystem. Estimates suggest the human body may contain on the order of 10¹³ viral particles, though abundance varies widely by body site and detection method.Comprehensive characterization of the virome has become possible only with...

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Related Experiment Video

Updated: May 18, 2026

Modeling Hepatitis B Virus Infection in Non-Hepatic 293T-NE-3NRs Cells
09:02

Modeling Hepatitis B Virus Infection in Non-Hepatic 293T-NE-3NRs Cells

Published on: June 5, 2020

Lessons learned from exploratory research about viral hepatitis.

Cynthia M Jorgensen1, C Amanda Carnes

  • 1Division of Viral Hepatitis, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA. cjorgensen@cdc.gov

Health Promotion Practice
|September 18, 2012
PubMed
Summary
This summary is machine-generated.

Awareness and knowledge of viral hepatitis are low across all groups, including those at higher risk. Significant educational efforts are needed to improve understanding of transmission, risk factors, and screening.

Keywords:
exploratory researchfocus groupsformative researchlessons learnedmessage testingviral hepatitis

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Area of Science:

  • Public Health
  • Infectious Diseases
  • Health Communication

Background:

  • Viral hepatitis awareness is crucial for public health initiatives.
  • Understanding baseline knowledge is essential for effective education campaigns.

Purpose of the Study:

  • To assess baseline knowledge, attitudes, and screening behaviors regarding viral hepatitis.
  • To inform a national education campaign by identifying knowledge gaps in key populations.

Main Methods:

  • Qualitative research utilizing 16 focus groups with 119 adults aged 35-60.
  • Participants included Asian Americans, African Americans, gay or bisexual men, and the general population.
  • Focus groups were conducted in Boston, Chicago, and Houston during Fall 2009.

Main Results:

  • Low awareness and knowledge of viral hepatitis were observed across all participant groups.
  • Participants demonstrated poor understanding of hepatitis types, transmission routes (e.g., airborne misconception), and risk factors.
  • Misconceptions about symptoms, self-detection, and routine blood testing for hepatitis were prevalent.

Conclusions:

  • Significant educational interventions are required to improve basic knowledge of viral hepatitis.
  • Targeted education on transmission, risk factors, screening, and treatment is necessary.
  • A foundational awareness campaign must precede and support screening efforts.