CBV lab
  • Research
  • RESEARCH ERC CoG LOFlu
  • Facts on influenza A virus
  • Our Tools
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  • Research
  • RESEARCH ERC CoG LOFlu
  • Facts on influenza A virus
  • Our Tools
  • Publications
  • People
  • Photos and news
  • Useful Links
  • Contact
CBV lab

- CELL BIOLOGY OF VIRAL INFECTION lab -
TOOLS

OUR MODELS:
The CBV lab currently uses two systems as eukaryotic models: the mouse model and cultured cells (primary, transformed and immortalized). We study influenza A viruses. Our model virus of choice, due to availability of reagents and a powerful reverse genetics system, is influenza A/Puerto Rico/8/34.

Note: No model in biology is perfect and must be chosen according to the question to be addressed. Tissue cultured cells have provided a lot of information on viral requirements for host cell components but its use is associated with a lot of problems. Most cells have been immortalized or are transformed and are very different from the primary cells that the virus normally infects. However, if we think that immortalized cells are resistant to a huge array of stimuli, any alteration provoked by a virus to such equilibrium is actually very meaningful. Still, scientific studies could and should be complemented with other models, either in vivo or in vitro.

OUR TECHNIQUES:
The CBV lab uses a diversified set of multidisciplinary approaches to molecular biology, biochemistry, and microscopy to unravel influenza A interactions with its host. We highlight a few of the techniques our lab is proudly developing and employing in our ongoing projects:
    MICROSCOPY BASED APPROACHES:
    Microscopy based approaches are powerful tools to observe host-pathogen interactions and     alterations to cellular structures during the course of infection. Therefore, we have been         developing and ameliorating the following techniques:
        - CORRELATIVE LIGHT AND ELECTRON MICROSCOPY:
        - LIVE CELL IMAGING
        - SUPER-RESOLUTION MICROSCOPY -dSTORM
   BIOCHEMICAL APPROACHES:
   The CBV lab has implemented a system (developed by others) to artificially target proteins     to the mitochondria, thus using the cell as a test tube. If a protein is sufficient to recruit a factor in its normal cellular setup, it will be able to do so when the protein location has been changed to the mitochondria, altering their normal intracellular distribution to this organelle.
Picture
Picture
Correlative light an electron microscopy. An example showing correlation between Rab11 protein and aggregation of host vesicles.
Picture
Standard electron microscopy image showing a small part of an influenza A virus infected cell.
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