HIV-1/cocaine induced oxidative stress disrupts tight junction protein-1 in human pulmonary microvascular endothelial cells: role of Ras/ERK1/2 pathway. oleh Pranjali Dalvi, Kun Wang, Joel Mermis, Ruoxi Zeng, Miles Sanderson, Sara Johnson, Yuqiao Dai, Garima Sharma, Amy O'Brien Ladner, Navneet K Dhillon