In classical models of radiation toxicity, DNA is the molecule that is most affected by ionizing
radiation (IR). However, recent data show that the amount of protein damage caused during …

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 …

abstract a recently developed real-time pcr method for the determination of genome copy
numbers was optimized for the application to cyanobacteria. three species were chosen to …

Even though technological advances could allow humans to reach Mars in the coming
decades, launch costs prohibit the establishment of permanent manned outposts for which …

Cyanobacteria are the only prokaryotes capable of using sunlight as their energy, water as
an electron donor, and air as a source of carbon and, for some nitrogen-fixing strains …

Little is known about the production of exopolysaccharides (EPS) in cyanobacteria, and
there are no genetic and physiological evidences that EPS are involved in cell protection …

The SOS response that responds to DNA damage induces many genes that are under LexA
repression. A detailed examination of LexA regulons using genome‐wide techniques has …

Cyanobacteria are highly diverse, widely distributed photosynthetic bacteria inhabiting
various environments ranging from deserts to the cryosphere. Throughout this range of …

Cyanobacteria are oxygenic photoautotrophs, exhibiting a cosmopolitan distribution in
almost all possible environments and are significantly responsible for half of the global net …

Cyanobacteria are fascinating photosynthetic prokaryotes that are regarded as the
ancestors of the plant chloroplast; the purveyors of oxygen and biomass for the food chain; …