pollen
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Introduction
Microspores of seed-bearing plants carried by the wind & by insects prior to fertilization.
Epidemiology
- allergies in early spring are most likely caused by tree pollen
- allergies in late spring are most likely caused by grass pollen
- allergies in late summer & early fall are most likely caused by weed pollen[2]
Pathology
- etiology of respiratory allergies (asthma,allergic rhinitis).