Cockroach Allergen

Any cockroach body part-derived allergen; 30 to 75% of children in US inner cities are allergic to cockroach allergen, in contrast to almost no children in the suburbs; cockroach allergen appears to worsen asthma symptoms more than either dust mite or pet allergens; cockroach allergens are the primary contributor to childhood asthma in inner-city home environments
References in periodicals archive ?
For dust mite allergens, exposure and sensitization was most prevalent in the Southern and Northeastern regions, and for cockroach allergen in the South.
Cockroach allergen exposure is common in inner-city residences and was considered to be an important influence on the high rates of asthma among inner-city children (IOM 2000).
Although unappetizing, it had the desired effect: Exposure to the dog-house dust greatly toned down immune reactions in the mice that were exposed to a common trigger, cockroach allergen.
Cockroach allergen exposure and sensitization in suburban middle-class children with asthma.
Moreover, several studies conducted in urban communities have reported significant reduction in cockroach populations and cockroach allergen levels after implementing an IPM intervention (Wood et al.
This postulate is further supported by our finding that omalizumab's benefit was greatest in participants who were both sensitized and exposed to cockroach allergen and in those sensitized to dust mites, two major indoor allergens," they added.
Although it is now clear that cockroach allergen is a significant contributor to asthma [15,16], the data on the prevalence of cockroach allergy in young inner-city children are limited.
The levels of cockroach allergen in relation to cockroach species and allergic diseases in Thai patients.
Allergens responsible for these chronic symptoms may include house dust mites, mold spores, cockroach allergen, feathers, or indoor pets.
Samples were assayed for dust mite allergens, Dermatophagoides pteronyssinus (Der p 1) and Dermatophagoides farinae (Der f 1), cat allergen Felis domesticus (Fel d 1), and cockroach allergen Blatella germanica 2 (Bla g 2).
Approximately 10 percent of homes had cockroach allergen levels above the threshold for triggering asthma symptoms.
Researchers found inner city children allergic to and exposed to cockroach allergen had longer periods of coughing and wheezing and more time off school than these other sources of allergies.