Annett Isabel Walker

Learn More
BACKGROUND Evidence suggests that exposure to polycyclic aromatic hydrocarbons (PAHs) increases atopy; it is unclear how PAH exposure is linked to increased severity of atopic diseases. OBJECTIVE We hypothesized that ambient PAH exposure is linked to impairment of immunity in atopic children (defined as children with asthma and/or allergic rhinitis) from(More)
BACKGROUND Sensitization to common ragweed (Ambrosia artemisiifolia) is associated with a variety of risk factors, which are incompletely defined. Our aim was to evaluate the association of a variety of clinical, geographical and demographical variables with ragweed sensitization and also to determine its frequency in southern Bavaria. METHODS In this(More)
Ten male Long-Evans rats were given 20% v/v ethanol in the drinking water for 60 consecutive days. Ten other males were given distilled water and served as controls. Each male was then allowed to mate with three virgin female Long-Evans rats, once per week for three consecutive weeks. The males were necropsied after the third mating, the females were killed(More)
BACKGROUND Despite their frequent use, systemic corticosteroids have rarely elicited immediate-type reactions. OBJECTIVE We report two male patients, aged 26 and 70 years, respectively, with severe immediate-type hypersensitivity secondary to the administration of corticosteroids esterified with succinate. METHODS Skin tests, basophil activation tests(More)
© 2010 The Authors. doi: 10.2340/00015555-0773 Journal Compilation © 2010 Acta Dermato-Venereologica. ISSN 0001-5555 Sir, Drug hypersensitivity reactions are very common in clinical practice; they comprise approximately 15% of adverse drug reactions (1). If history, skin testing and in vitro laboratory tests do not yield conclusive results, drug challenge(More)