Puslapis 1 nuo 21 rezultatus
Clinical features, botany, phytochemistry, patch testing and ecology of Compositae and Frullania (liverwort) allergic contact phytodermatitis are discussed. Allergic contact dermatitis from Compositae continues to attract world-wide attention owing to spread of noxious weeds in India, Europe, Japan
The Bordeles School of Le Coulant described in 1966, a contact dermatitis produced by "hepatics" of the Frullania genus. The hepatics together with the mosses and sphagnus form the group of Bryophytes. Only the hepatics with leaves or Jungermaniales have a capacity to cause sensitivity. They grow in
Occupational allergic contact dermatitis in 52 forest-workers was caused by sesquiterpene lactones from liverworts (Frullania) and by usnic acid from lichens which grow on various trees including cedar (Thuja). Occupational asthma and rhinitis in 35 wood-workers was caused by wood dust of western
As a complementary study to a previous work (14) in which we examined 43 cases of contact dermatitis to plants, we have taken a closer look at the provocative cases which made up 76% of that study - Allium (garlic) (11 cases), Primula (8), Frullania (8) and Compositae (6). The clinical methodology,
48 patients with allergic contact dermatitis from Frullania were patch tested with a lichen mix, compositae and lichen acids. 27 were sensitive to Frullania and lichens. Parmelia caperata and Parmelia reticulata were positive in all, and in a descending order of positivity: Pseudovernia furfuracea,
Cross-sensitization between two plant allergens, Frullania and Laurus Nobilis (L.), has been demonstrated in Strabourg. A review of the haptens isolated from Frullania outlines the importance of the purification of allergen to ascertain the nature of the causative agent. New results on laurel oil
A classification of plants based on the chemical structures of their skin sensitizers is presented. A whole range of chemical structures of contact sensitizers exists in plants containing sesquiterpene lactones (Compositae, Frullania, Lauraceae etc.), tulipalin (Tulipa, Alstroemeria etc.), quinones