Upon ultraviolet light exposure, a chemical reaction occurs such that the interaction between the reinforcing agents and the polymer increases, thus making the material stiffer and stronger.
Tod R. Lauer of the National Optical Astronomy Observatory in Tucson, Ariz., assembled this image of the nuclear region by taking several blue and
ultraviolet light exposures of the nucleus with Hubble's Advanced Camera for Surveys high - resolution channel during September 2005 and February 2006, each time slightly moving the telescope to change how the camera sampled the region.
«Good sleepers» recover better
from ultraviolet light exposure and also showed fewer signs of aging, according to a study in Clinical and Experimental Dermatology.
Ultraviolet light exposure does help psoriasis, however, so a little sunshine (not too much, because sunburns can make psoriasis worse) on psoriasis plaques can be a good thing.
Hsp genes are a family of proteins produced by cells in stressful situations, ranging from high temperatures to
ultraviolet light exposure to maintain genomic integrity.
But so far, cigarette smoking,
ultraviolet light exposure, and asbestos are among the few factors that are beyond debate.
When results were measured, «mice exposed to the light without the gelatin had a 53 % average decrease in the collagen content of their skin, compared to the mice that received
no ultraviolet light exposure at all.
Ultraviolet light exposure will cause infected hairs to turn florescent chartreuse in color.
Ultraviolet light exposure and high altitude seem to trigger the condition, which usually affects both eyes although they may differ in severity.