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. 2005 Jan 17;6(1):7. doi: 10.1186/1465-9921-6-7

Figure 3.

Figure 3

Effect of luminal Cl- substitution in a perfused small bronchiole on TEP. The substitution of Gluconate, an impermeant anion, for permeable Cl- in the lumen markedly hyperpolarized the TEP. This response indicates a predominant Cl- conductance that appears to be constitutively active.