Medical research

Life's constant struggle against ferroptosis

In the natural course of events, multicellular organisms frequently need to eliminate cells. In humans, for example, superfluous tails, finger webbing, immune cells raised with wrongthink or neurons making inappropriate friends ...

Medical research

Fresh faced: Looking younger for longer

Newcastle University researchers have identified an antioxidant Tiron, which offers total protection against some types of sun damage and may ultimately help our skin stay looking younger for longer.

Cardiology

A new model takes oxidative stress to heart

Oxidative stress—the molecular wear and tear that reactive oxygen species can exert on molecules and cells—has been linked to a range of human diseases, including heart failure and Alzheimer's disease. But the results ...

Diabetes

Oxygen-delivering hydrogel accelerates diabetic wound healing

About one-fourth of people with diabetes develop painful foot ulcers, which are slow to heal due to low oxygen in the wound from impaired blood vessels and increased inflammation. These wounds can become chronic, leading ...

Oncology & Cancer

Cancer cell's 'self eating' tactic may be its weakness

Cancer cells use a bizarre strategy to reproduce in a tumor's low-energy environment; they mutilate their own mitochondria! Researchers at Cold Spring Harbor Laboratory (CSHL) also know how this occurs, offering a promising ...

Medical research

Once blamed for aging, ROS molecules may actually extend life

(Medical Xpress) -- In a new study, Yale University researchers have identified a pathway by which reactive oxygen species (ROS) molecules, which are usually implicated in the aging process due to their damage to DNA, can ...

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