: Secondary electron image of a. human hair with a nanowire loop sitting on it. The diameter of the nanowire is equivalent to. the scale in the shale picture to the left. The. hair is about 60,000 nanometers in diameter.
Allergies come in different forms, so not everyone who has a pollen allergy is allergic to tree pollen. A palm tree allergy is indicative of your bodyâs reduced immunity to pollen, which can sometimes be genetic. When your body comes into contact with tree pollen, it releases histamine, the aggravator of common allergy symptoms. There are certain types of palm trees that donât exhibit pollen, such as Phoenix palms, so it is always important to identify the differences before planting any new trees in your yard.
If these allergy sufferers live in areas with lots of the wrong trees, there can be major health issues and loss in quality of life during peak pollen season. Allergy sufferers can make it through tree pollen season with a minimum of discomfort by following some common sense suggestions.he allergen that triggers your allergy is usually produced by the âmaleâ part of a tree. Trees vary widely in their capacity to produce and disperse pollen which triggers allergies and asthma. Some tree species that bear separate male and female flowers on the same plant are called monecious .