Illustration (IMAGE) Ruhr-University Bochum Caption Above, the force measurements in the bronchi. After the administration of anandamide, the tension decreases. Below left, a histological section of a mouse lung with central bronchus and below right, human bronchial muscle cells with red immunostaining against FAAH, the cell nuclei are stained blue. Credit © Annika Simon Usage Restrictions This image may only be used in the context of the press release "The body’s own cannabinoids widen the bronchial tubes" published by RUB on 17.11.2022. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.