Eyebuydirect Helix 56-15-140 C1 Oval Metal Eyeglasses FRAMES ONLY: NO LENSES M69 | eBay
Shell Helix Ultra Professional AF-L 5W-30 | Shell Global
The role of the N-terminal amphipathic helix in bacterial YidC: Insights from functional studies, the crystal structure and molecular dynamics simulations - ScienceDirect