TY - ADVS AU - Murray,Peter J. TI - Arginase and nitric oxide T2 - Innate immunity : host recognition and response in health and disease, PY - 2011/// CY - London PB - Henry Stewart Talks KW - Arginase KW - Natural immunity KW - Nitric oxide KW - arginase I, human KW - Arginine KW - Immunity, Innate KW - Macrophages KW - Nitric Oxide Synthase Type II KW - Nitric Oxide KW - NOS2 protein, human N1 - Animated audio-visual presentation with synchronized narration; Title from title frames; Updated version of a talk first published in 2009; Contents: Catabolism of arginine to downstream substrates -- Catabolism of arginine in macrophages -- Nitric oxide production -- Control of iNOS at the transcriptional level -- Role of nitric oxide in immunity to intracellular pathogens with a focus on mycobacterial disease -- Structure of arginases -- Transcriptional control of arginase 1 in the liver vs. macrophages -- Arginases can suppress nitric oxide production by substrate depletion -- Pathogens use many mechanisms to regulate nitric oxide -- Arginases and alternatively-activated macrophages (AAMs) -- Schistosome infection as an example of AAM function -- AAMs and arginases -- Arginase inhibition by small molecules -- Outstanding questions; Access restricted to subscribers UR - https://hstalks.com/bs/1301/ UR - https://hstalks.com/bs/p/437/ ER -