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DTSTART:19960101T000000 END:STANDARD BEGIN:STANDARD TZNAME:GMT TZOFFSETFROM:+0100 TZOFFSETTO:+0000 DTSTART:19961027T020000 RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU END:STANDARD END:VTIMEZONE BEGIN:VEVENT DTSTAMP:20260509T182035Z DTSTART;VALUE=DATE-TIME:20211110T130000 DTEND;VALUE=DATE-TIME:20211110T140000 SUMMARY:BMS Seminar: Streptococcus pneumoniae colonisation of the human n asopharynx\, Dr Caroline Weight\, Senior Research Fellow\, Division of I nfection and Immunity\, University College London TZID:Europe/London UID:20211110-8a1785d87c555391017c766c6aee7316@warwick.ac.uk CREATED:20211013T151411Z DESCRIPTION:Abstract: Streptococcus pneumoniae is a common coloniser of t he upper respiratory tract\, but infections and inflammation occurs afte r dissemination into the lungs causing pneumonia\, and invasive pneumoco ccal disease occurs following dissemination into the bloodstream causing septicaemia and across the blood brain barrier causing meningitis. The pneumococcus claims over 800\,000 lives per year\, primarily in the unde r 5 yrs and over 65 yrs\, with the highest burden in Africa and South Ea st Asia. Control of carriage is clearly an important factor in preventin g advancement to invasive disease and transmission. There are over 100 s erotypes and although the pneumococcal vaccines have been very successfu l in decreasing invasive disease\, they have had little effect on carria ge\, particularly because of serotype replacement of the non-vaccine ser otypes. Bacterial association with the nasal epithelium and epithelial-d erived innate immunity is likely to be important for the outcome of pneu mococcal colonisation. Using a combination of in vivo datasets\, in vitr o cell assays and the unique Experimental Human Pneumococcal Challenge m odel\, we have been investigating pneumococcal-epithelial interactions i n order to understand the cellular and molecular dynamics during infecti on. Biography: Caroline received her PhD from the Institute of Food Rese arch and the University of East Anglia working on the infection mechanis ms of Toxoplasma gondii in the small intestine. She undertook her first postdoctoral position at Emory University\, Atlanta USA investigating ti ght junction protein signalling in the context of Inflammatory Bowel Dis ease. Following on\, she translated her signalling work experience to T cell biology at Lund University in Sweden. Now Caroline works at UCL in Rob Heydermans group as a senior research fellow\, focussing on the colo nisation of Streptococcus pneumoniae by the human nasopharyngeal epithel ium. She is lead principal investigator on a number of project grants wh ich are aimed at advancing the complexity of the systems she uses to inv estigate host-pathogen interactions. LOCATION:via MS Teams CATEGORIES:BiomedicalSciences,DivisionalSeminars LAST-MODIFIED:20211013T151411Z ORGANIZER;CN=Jas Bains: END:VEVENT END:VCALENDAR