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

A new method for collecting airborne allergens.

S Parvaneh1, L Elfman, E Ahlf

  • 1Department of Medicine, Karolinska Institutet and Hospital, Stockholm, Sweden.

Allergy
|December 16, 2000
PubMed
Summary

Ionizers effectively collect airborne cat allergen (Fel d I), showing higher reliability than traditional pumps for environmental monitoring. This silent, easy-to-use tool offers a promising method for assessing allergen levels in homes and day-care centers.

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

Inhibitors of mammalian target of rapamycin downregulate MYCN protein expression and inhibit neuroblastoma growth in vitro and in vivo.

Oncogene·2007
Same author

Respiratory symptoms, asthma and allergen levels in schools--comparison between Korea and Sweden.

Indoor air·2007
Same author

Indoor molds, bacteria, microbial volatile organic compounds and plasticizers in schools--associations with asthma and respiratory symptoms in pupils.

Indoor air·2007
Same author

A comparative study of asthma, pollen, cat and dog allergy among pupils and allergen levels in schools in Taiyuan city, China, and Uppsala, Sweden.

Indoor air·2006
Same author

Rational design of hypoallergens applied to the major cat allergen Fel d 1.

Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology·2005
Same author

Current asthma and respiratory symptoms among pupils in relation to dietary factors and allergens in the school environment.

Indoor air·2005

Area of Science:

  • Environmental Science
  • Allergen Monitoring
  • Air Quality Assessment

Background:

  • Traditional methods for airborne allergen measurement include fixed-location pumps and personal air samplers.
  • Assessing the efficacy of ionizers as alternative tools for collecting airborne allergens is crucial for improving environmental monitoring.

Purpose of the Study:

  • To evaluate the effectiveness of ionizers in collecting airborne cat allergen (Fel d I).
  • To compare allergen collection efficiency between ionizers and traditional low- and high-volume pumps.
  • To determine optimal collection periods for ionizers.

Main Methods:

  • Dust and air samples were collected from 31 homes with cats, 23 homes without cats, and 28 day-care centers.
  • Cat allergen (Fel d I) levels were quantified using ELISA analysis.

Related Experiment Videos

  • Ionizers and pumps were used for air sample collection, with varying collection time periods evaluated.

    • Main Results:

    • A correlation was observed between the number of cats and airborne cat allergen levels (r: 0.47; P < 0.05).
    • A 24-hour collection period was found to be optimal for ionizers.
    • Ionizers demonstrated a higher intrahome reliability coefficient (r: 0.69) compared to pumps (r: 0.39).

    Conclusions:

    • Ionizers are effective tools for monitoring airborne allergens in various environments.
    • The ease of use, silent operation, and minimal airflow disruption make ionizers suitable for environmental monitoring.
    • Ionizers provide a reliable and efficient method for assessing allergen exposure.