Changes in Eustachian Tube Mucosa in Mice After Short‐Term Tobacco and E‐cigarette Smoke Exposure

To evaluate histologic changes in middle ear and eustachian tube (ET) mucosa of mice after exposure to tobacco or electronic cigarette (e-cigarette) smoke. To determine whether there were any mitigating effects of middle ear application of anti-IL-13 or the epidermal growth factor receptor antagonist AG1478 on noted changes within ET mucosa.Controlled animal study.Fifty BALB/cJ mice were randomly assigned to one of five groups: A control group...