Microbes that reside peaceably in the nasal passageways and on the skin can be harnessed for taking drugs to target cells.

AO-OCT, adaptive optics optical coherence tomography; COST, cone outer segment tip; ELM, external limiting membrane; INL, inner nuclear layer ... choroidal neovascularization; CSR, central serous ...

The histone lysine methyltransferase DOT1L (DOT1-like histone lysine methyltransferase) is responsible for the epigenetic regulation of gene expression through specific methylation of lysine79 residue ...