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

Crab allergen exposures aboard five crab-processing vessels.

Nancy Beaudet1, C Andrew Brodkin, Bert Stover

  • 1Occupational and Environmental Medicine Program, Departments of Medicine and Environmental Health, University of Washington, Box 359739, 325 Ninth Ave., Seattle, WA 98104, USA.

AIHA Journal : a Journal for the Science of Occupational and Environmental Health and Safety
|January 18, 2003
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

Evolving Roles of Primary Cilia in CNS Development and Neural Circuit Function: From Human Disease to Molecular Underpinnings.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same author

Deciding whether to donate fetal tissue for research.

BMC medical ethics·2026
Same author

The impact of delayed evacuation on the quality of human fetal tissue.

PloS one·2026
Same author

<i>A</i>gile E<i>V</i>idence-<i>I</i>nformed <i>D</i>esign (<i>AVID</i>esign): Transdisciplinary Curriculum Design for Evidence-Informed Health Professions Education.

Medical science educator·2026
Same author

Knowledge and Attitudes of Medical Students in Palliative Medicine.

Cureus·2025
Same author

A clinical and genotype-phenotype analysis of MACF1 variants.

American journal of human genetics·2025
Same journal

Industrial hygienists: who we are, priorities, goals, limitations.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
Same journal

Comparison of emission models with computational fluid dynamic simulation and a proposed improved model.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
Same journal

Health and safety management system audit reliability pilot project.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
Same journal

Correlation between quantitative fit factors and workplace protection factors measured in actual workplace environments at a steel foundry.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
Same journal

The effect of the size of openings on contaminant control between two adjacent spaces with differing air pressures.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
Same journal

Identification of agricultural tasks important to cumulative exposures to inhalable and respirable dust in California.

AIHA journal : a journal for the science of occupational and environmental health and safety·2003
See all related articles

Aerosolized crab allergens are linked to respiratory issues in crab workers. High allergen levels were found, with many workers reporting symptoms like cough and wheeze, suggesting occupational health risks.

Area of Science:

  • Occupational Health
  • Environmental Health
  • Allergology

Background:

  • Aerosolized crab allergens are a suspected cause of asthma in crab-processing workers.
  • Understanding allergen exposure and respiratory symptoms is crucial for worker health.

Purpose of the Study:

  • To characterize crab allergen concentrations aboard crab-processing vessels.
  • To assess the prevalence of respiratory symptoms among these workers.

Main Methods:

  • Cross-sectional survey on five crab-processing vessels near Dutch Harbor, Alaska.
  • Collected 25 personal air samples for allergen quantification using competitive IgE immunoassay.
  • Administered standardized respiratory questionnaires to 82 workers.

Main Results:

Related Experiment Videos

  • Aerosolized crab allergen concentrations ranged from 79 to 21,093 ng/m³ (mean 2797 ng/m³).
  • Highest concentrations were found at butchering/degilling stations.
  • 28% of workers reported cough, 11% phlegm, and 4% wheeze or asthma-like symptoms.

Conclusions:

  • Substantial and variable crab allergen exposure occurs during processing.
  • High prevalence of respiratory symptoms across job categories suggests occupational risks.
  • Further prospective studies with pulmonary function testing are recommended.