Dust and airborne exposure to allergens derived from cockroach (Blattella germanica) in low-cost public housing in Strasbourg (France)

Environmental tobacco smoke, indoor allergens, and childhood asthma.

“…Like dust mite, most cockroach allergen is only transiently airborne for a short time after disturbance (81 patients without specific sensitization to cockroach extract do not (82,83). In asthmatic children specifically sensitized to cockroach allergen, Bla g 1 levels greater than 8 U/g dust were associated with higher hospitalization rates, more unscheduled medical visits, and more parent-reported wheezing (62).…”

Avoidance of allergens and air pollutants in respiratory allergy

“…The increasing signi®cance of cockroach sensitization has also been demonstrated in Switzerland (198), Spain (199), France (200), Italy (201,202), Turkey (203), the Dominican Republic (204), and East Germany (205).…”

Arthropod Allergens in Urban Homes

“…However, a small portion of Der p 1 is associated with particles smaller than 10 μm, which are respirable and may cause airway infl ammation in the lung. Similarly, about 80 % of cockroach allergens Bla g 1 and Bla g 2 are carried on relatively large particles (range 5 μm to 40 μm in diameter) (29,30).…”