Figure 5
From: Black tea prevents cigarette smoke-induced apoptosis and lung damage
Quantitative evaluation of TUNEL positive cells in lungs of guinea pigs exposed to air or CS in the presence or absence of BT. The percentage of TUNEL positive cells were measured from the results depicted in Figure 4. A,B,C,D, are same as in Figure 4. The number of animals, sections per animal and number of fields analyzed per section were 4, 4 and 2, respectively; the bars over the respective columns represent means ± SD (p < 0.05 between B and A, C or D).