Rizzi Longo L. and Martini F.: 2000, Relationship between pollen spectrum and vegetation in the Friuli-Venezia Giulia region (NE Italy). Les fleurs sont unisexuées et pollinisées par le vent. III. Urticating (stinging) hairs are often present. Parietaria aeroallergens show similar pattern of Urticaceae airborne pollen.
Most disperse their pollen when the stamens are mature and their filaments straighten explosively, a peculiar and conspicuously specialised mechanism. Rizzi Longo L.: 2002, Aerobiology of Trieste (1987-1996): annual dynamics of the most common pollen types. Pathirane L.: 1975, Graphical determination of the main pollen. Bousquet J., Hewitt B., Guerin B., D'Hivert E. and Michel F.-B. Pollen grains were sampled by using a Lanzoni seven-day-recording trap from February 1995– December 2000 in the atmosphere of the city of Ponferrada (León, North Western Spain). You can also search for this author in
Thecumulative counts vary greatly over the years, with a mean value of 18.315 p/mImmediate online access to all issues from 2019.
Giorato M., Lorenzoni F., Bordin A., De Biasi G., Gemignani C., Schiappoli M. and Marcer G.: 2000, Airborne allergenic pollens in Padua: 1991-1996. On the other hand, important concentrations of Par j 1 and … II. Les allergologues ont adopté une classification des pollens qui fait frémir les biologistes.
Allergenic cross-reactivity among pollens of Urticaceae.
5 showed positive and significant correlation during the period with maximum concentrations (March to April).
Pour provoquer des symptômes d´allergie, il est indispensable que les grains des pollens arrivent sur les muqueuses respiratoires de l´homme. This taxon is currently linked to the following locations.The Global Pollen Project is funded via the Natural Environment Research Council of the United Kingdom, and the Oxford Long-Term Ecology Laboratory. The common or stinging nettle is a well-known and highly successful 'weed' species (4). Get kids back-to-school ready with Expedition: Learn!
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Emberlin J. and Norris-Hill J.: 1991, Annual, daily and diurnal variation of Urticaceae pollen in North-central London. Les Urticaceae sont généralement des plantes herbacées (Urtica, Parietaria), parfois des arbustes (Pilea), des arbres (Cecropia) ou des lianes2. Corbí AL, Cortes C, Bousquet J, Basomba A, Cistero A, Garcia-Selles J, d'Amato G, Carreira J. Pilea), lianas, herbs (e.g. Urticaceae species can be shrubs (e.g.
The Urticaceae pollen appears first in the atmosphere of Thessaloniki in the end of March, shows a peak in the beginning of May and continues to be present till the end of August. Durham and T.A.E. Common antigenic determinants have been observed between Parietaria and Urtica dioica pollen.
Fornaciari M., Bricchi E., Greco F., Fascini D., Giannoni C., Frenguelli G. and Romano B.: 1992, Daily variations of Urticaceae pollen count and influence of meteoclimatic parameters in East Perugia during 1989. The four Parietaria pollens selected (P. judaica, P. officinalis, P. lusitanica and P. mauritanica) are shown to possess a high allergenic … Spieksma and S. Bonini (eds), Díaz de la Guardia C., Alba F., Girón F. and Sabariego S.: 1998, An aerobiological study of Urticaceae pollen in the city of Granada (S. Spain): correlation with meteorological parameters. Urticaceae pollen calendar is as a good tool for allergy prevention. Les pollens ne sont pas tous allergisants. Jäger S. and D'Amato G.: 2001, Pollenosis in Europe. Corbí AL, Cortes C, Bousquet J, Basomba A, Cistero A, Garcia-Selles J, d'Amato G, Carreira J.
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