Researchers at the University of California, Berkeley have developed a printable plastic transistor that can be used to identify what type of illness a person is suffering from. The transistor is made of a thin layer of plastic that is coated with a semiconductor material. When the transistor is exposed to a specific type of molecule, the electrical properties of the semiconductor change, which can be detected by a computer.

The researchers tested the transistor by exposing it to different types of bacteria and viruses. The transistor was able to identify the specific type of bacteria or virus with 99% accuracy. The researchers believe that the transistor could be used to develop a new type of diagnostic test that is faster and more accurate than current methods.

The transistor is also very inexpensive to produce, which could make it a viable option for use in developing countries. The researchers hope to begin clinical trials of the transistor in the near future.

This technology has the potential to revolutionize the way we diagnose and treat illnesses. By being able to quickly and accurately identify the specific type of illness a person is suffering from, doctors can provide more targeted and effective treatment. This could lead to improved patient outcomes and reduced healthcare costs.