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1 lip 2020 · VIRUS INVASION AND IMMUNE RESPONSE. A SARS-CoV-2 particle enters a person’s nose or mouth and floats in the airway and lungs until it brushes against a cell that has an ACE2 receptor on...
Symptoms of Coronavirus SARS-COV-2. Reading time: 2 min. Fever equal to or greater 37,5 degrees. Dry cough (does not cause expectoration). General malaise. Shortness of breath. In some cases, other symptoms may appear: Loss of taste and smell. Headache. Fatigue. Sore throat. Muscle pain. Vomiting or diarrhea. Nasal congestion.
Coronavirus disease (COVID-19) Overview. Prevention. Symptoms. More. Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate respiratory illness and recover without requiring special treatment.
COVID-19 is caused by infection with the severe acute respiratory syndrome coronavirus 2, also called SARS-CoV-2. The coronavirus spreads mainly from person to person, even from someone who is infected but has no symptoms. When people with COVID-19 cough, sneeze, breathe, sing or talk, their breath may be infected with the COVID-19 virus.
Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) [2] is a strain of coronavirus that causes COVID-19, the respiratory illness responsible for the COVID-19 pandemic. [3] The virus previously had the provisional name 2019 novel coronavirus (2019-nCoV), [4] [5] [6] [7] and has also been called human coronavirus 2019 (HCoV-19 or ...
23 lis 2021 · Researchers have captured SARS-CoV-2 in stunning electron microscope images. Here's what the virus looks like, how it works and how it compares to other pathogens like MERS-CoV and the...
In the graphics that follow, Scientific American presents detailed explanations, current as of mid-June, into how SARS-CoV-2 sneaks inside human cells, makes copies of itself and bursts out...
