Comparison of Early- and Late-Stage Breast and Colorectal Cancer Diagnoses During vs Before the COVID-19 Pandemic.

This quality improvement study compares the incidence of early- and late-stage breast and colorectal cancer diagnoses during vs before the COVID-19 pandemic at a California cancer center.

Prevention of bronchial hyperplasia by EGFR pathway inhibitors in an organotypic culture model.

Lung cancer is the leading cause of cancer-related mortality worldwide. Early detection or prevention strategies are urgently needed to increase survival. Hyperplasia is the first morphologic change that occurs in the bronchial epithelium during lung cancer development, followed by squamous metaplasia, dysplasia, carcinoma in situ, and invasive tumor.