Image of a lung lobe from a carcinogen-exposed mouse. Cells expressing the basal cell marker KRT5 have been fluorescently ...

The tracheas and bronchial trees were opened and examined for ciliary ... the visible smoke from cigarettes is retained within the lungs in ordinary cigarette smoking. 8 In most smokers, a certain ...

The muscles in the lungs and bronchial tree (or the windpipe and channels connecting it to the lungs) swell and tighten, ...

Think of your respiratory tract as an upside-down tree. The trunk is your trachea ... If you've had a severe case of COVID, you may have lasting lung damage even after you test negative for ...

Human lungs are a complex, fractal network of airways. “Imagine the lung as a tree and early-identified lung nodules as its fruit that typically grows on the treetops, but not on the trunk ...