Researchers reviewed existing scientific studies to understand the role of two proteins, TWEAK and Fn14, in diseases that affect both the brain and heart, a connection sometimes called brain-heart syndrome. The review did not involve new experiments with people or animals but instead compiled what is already known from past research.
The analysis found that levels of these proteins are often higher after brain injuries and in heart problems. In the brain, they appear to contribute to damage like swelling, inflammation, and nerve cell death. In the heart, they are linked to inflammation, scarring, and problems with how the heart muscle contracts.
Because this is a review article, it does not provide new data on how well treatments targeting these proteins might work in people. The authors suggest this protein pathway could be a future target for therapies, but no specific treatments or safety information is discussed here. Readers should understand this is an early-stage scientific summary that helps explain a biological connection, not a report on a ready-to-use treatment.