The United Network for Organ Sharing (UNOS), a group that decides which patients receive life-saving organ transplants in the US, reinstated a policy that gives transplant centers first dibs on donated livers in their communities.
How obesity causes disease in the organs that are distant from those where the fat accumulates is not well-known. Now, a team of scientists has taken an important step towards understanding the links between obesity and the related, yet physically distant, diseases it causes.
Sharks, skates and rays can detect very weak electric fields produced by prey and other animals using an array of unusual organs known as the ampullae of Lorenzini. Exactly how these electrosensory organs work has remained a mystery, but a new study has revealed an important clue that may have implications for other fields of research.
An incision from the surgeon's scalpel sends liquid oozing over the surface of the lung, but on this occasion it doesn't matter if something goes wrong – the doctor can simply create another model with a 3D printer.