Nicotine Induces the Up-regulation of the α7-Nicotinic Receptor (α7-nAChR) in Human Squamous Cell Lung Cancer Cells via the Sp1/GATA Protein Pathway. - Brown, Kathleen C.; Perry, Haley E.; Lau, Jamie K.; Jones, Dennie V.; Pulliam, Joseph F.; Thornhill, Brent A.; Crabtree, Clayton M.; Haitao Luo; Chen, Yi. Charlie; Dasgupta, Piyali (Journal of Biological Chemistry, 2013)