On Sunday, April 20th 2025, starting 8:30am GMT, there will be maintenance work that will involve the website being unavailable during parts of the day. We apologize for any inconvenience this may cause and appreciate your understanding.
We noted you are experiencing viewing problems
-
Check with your IT department that JWPlatform, JWPlayer and Amazon AWS & CloudFront are not being blocked by your network. The relevant domains are *.jwplatform.com, *.jwpsrv.com, *.jwpcdn.com, jwpltx.com, jwpsrv.a.ssl.fastly.net, *.amazonaws.com and *.cloudfront.net. The relevant ports are 80 and 443.
-
Check the following talk links to see which ones work correctly:
Auto Mode
HTTP Progressive Download Send us your results from the above test links at access@hstalks.com and we will contact you with further advice on troubleshooting your viewing problems. -
No luck yet? More tips for troubleshooting viewing issues
-
Contact HST Support access@hstalks.com
-
Please review our troubleshooting guide for tips and advice on resolving your viewing problems.
-
For additional help, please don't hesitate to contact HST support access@hstalks.com
We hope you have enjoyed this limited-length demo
This is a limited length demo talk; you may
login or
review methods of
obtaining more access.
Printable Handouts
Navigable Slide Index
- Introduction
- Overview
- Human gastrointestinal tract
- Diversity along GI tract
- Bacterial species distribution
- Role of microbiota in digestion
- Normal microbiota - development
- Normal microbiota - contributing factors
- Impact of disease
- Omics pipeline
- Omics technologies
- Fingerprinting of the gut microbiota
- Inflammatory bowel disease
- Crohn's disease (CD)
- CD - symptoms
- CD - complications
- Etiology of Crohn's Disease unknown
- CD - hypothothesis
- Evidence for microbial involvement in IBD
- Dysbiosis definition
- Genetics and IBD
- Value of twin studies
- Swedish twin cohort
- PCA of T-RFLP profiles (healthy)
- PCA of T-RFLP profiles (diseased)
- PCA of T-RFLP profiles (ileal differentiate)
- Similarity indices by two methods
- Value of biopsies
- Abundance of faecalibacterium in T-RFLP data
- Abundance of faecalibacterium by 3 methods
- Faecalibacterium prausnitzii: butyrate producer
- Abundance of E. coli in 454 data
- Potential microbial biomarkers of CD
- Omics pipeline - metaproteomics
- Genomics vs. proteomics
- Fecal metagenomes and metaproteomes
- Comparison of normalized metaproteomes
- Almost 30% of proteins were human
- Metaproteomics of twins with Crohn's disease
- Clustering of proteins according to disease
- Comparison of species composition
- Clusters of abundant proteins
- Omics pipeline - metametabolome
- Meta "metabolomics"
- Sample preparation method
- Clustering of metabolites according to disease
- Total masses
- Bile acid biosynthesis
- Summary of metabolite data
- Concluding remarks
- Acknowledgements
Topics Covered
- Human gastrointestinal tract
- The normal microbiota: development and contributing factors
- Impact of disease on the human intestinal microbiota and vice versa
- Fingerprinting of the gut microbiota
- Crohn's disease: symptoms, complications, etiology
- Evidence for microbial involvement in IBD
- Dysbiosis
- Genetics and IBD
- Twin studies
- Genomics vs. proteomics
- Metaproteomics and metagenomics
- Metabolite data
Talk Citation
Jansson, J. (2011, October 27). Microbiota and inflammatory bowel disease [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved April 15, 2025, from https://doi.org/10.69645/SYLW9905.Export Citation (RIS)
Publication History
- Published on October 27, 2011
Financial Disclosures
- Prof. Janet Jansson has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.