This month in Cell Stress: TNF in benign prostatic hyperplasia (BHP). Image shows stylized false-color histology of BHP phenotype with immunohistochemical expression of p501s (bright areas) in prostate tissue (dark areas). Credit: Ming Yin, Rajiv Dhir and Anil V Parwani, CC BY 2.0 license via Wikimedia Commons. Image modified by Cell Stress. The cover is published under the CC BY 4.0 license.