Scientists plan deep-sea expedition to probe 'dark oxygen'

A team of scientists announced Tuesday they have developed new deep-sea landers specifically to test their contentious ...
Nature

ROS as signalling molecules: mechanisms that generate specificity in ROS homeostasis

Reactive oxygen species (ROS) homeostatic pathways in microbes operate instant and feedback-regulated adjustments of intracellular ROS concentration. They use redox sensors that 'measure' ROS ...