Doctors have figured out how coronavirus affects the brain
'13.12.2020'
Source: Yellmed
According to experts, every third patient reports a loss of smell and taste, headache, dizziness, writes Yellmed.
Experts from Germany have found that when inhaled, viral particles with the help of mucus "capture" the olfactory nerve, then "switch" to the neurons of the brain.
Even at the beginning of the spread of coronavirus infection, it became known that the disease not only disrupts respiratory function, but also causes neurological problems.
As part of the new study, a team of scientists analyzed tissue samples from the nose and brain taken from 33 deaths from COVID-19.
On the subject: Doctors talk about exercise that will help restore the sense of smell after COVID-19
The genetic material of the SARS-CoV-2 virus was found in the greatest amount in the nasal mucus.
In addition, traces of the S-protein responsible for inflammation were found in the brain tissues.
The mechanism of the spread of the virus through nerve cells has not yet been described in detail.
"The virus migrates from one nerve cell to another in order to achieve the main goal - the brain," the study authors note. - Probably, it can "pass" through the blood vessels. We recorded traces of his presence on the walls of the vessels of the brain. "
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