Covid-19: in France, a muted restart of the epidemic


DECRYPTION – While the hospital system is not yet threatened in the very short term, the situation remains very worrying.

The wave is not there yet, but it seems to be taking shape for the days to come. While the main indicators do not yet show an upturn in epidemic dynamics, several earlier factors suggest that contamination has started to rise again. For the first time since November, the viral load concentration in wastewater is increasing. As a reminder, Sars-CoV-2 colonizes the digestive organs and is found rejected in large quantities in the stool. By analyzing wastewater samples, it is possible to follow the epidemic dynamics by looking for fragments of the genetic code of the virus by PCR. This is what a team of scientists gathered within the Obépine network is doing. “This increase is very clear in certain regions such as Île-de-France”, comments Laurent Moulin, member of the Obépine network, microbiologist and head of the research and development laboratory at Eau de Paris. “Since the last confinement

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