Human skin is constantly exposed to damaging ultraviolet radiation (UVR), which induces a
number of acute and chronic disorders. To reduce the risk of UV-induced skin injury, people …

Cyanobacteria are considered to be a rich source of novel metabolites of a great importance
from a biotechnological and industrial point of view. Some cyanobacterial secondary …

Cyanobacteria are the dominant photosynthetic prokaryotes from an ecological, economical,
or evolutionary perspective, and depend on solar energy to conduct their normal life …

Covering: up to May 2013 Lichens are structurally complex symbiotic organisms that are
exposed to a wide variety of external conditions (extreme temperatures, desiccation, UV …

Cyanobacteria are primitive photosynthetic oxygen-evolving prokaryotes that appeared on
the Earth when there was no ozone layer to protect them from damaging ultraviolet radiation …

The substantial loss in the stratospheric ozone layer and consequent increase in solar
ultraviolet radiation on the earth's surface have augmented the interest in searching for …

Since the beginning of life on Earth, cyanobacteria have been exposed to natural ultraviolet-
A radiation (UV-A, 315–400 nm) and ultraviolet-B radiation (UV-B, 280–315 nm), affecting …

The apparent increase in solar ultraviolet (UV) radiations on the Earth's surface, due to
continuous depletion or diminishing of the stratospheric ozone shield has triggered serious …

Mycosporine-like amino acids (MAAs) are a family of more than 20 compounds having
absorption maxima between 310 and 362 nm. These compounds are well known for their …

Our studies indicate differential response of growth, photosynthesis, antioxidant enzymes
and lipid peroxidation of three cyanobacteria: Nostoc muscorum, Plectonema boryanum and …