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Covid-2 and Covid 19.

2020, Covid-2 and Covid 19.

SARS-CoV-2 is a strain of severe acute respiratory syndrome-related coronavirus (SARSr-CoV). It is believed to have zoonotic origins and has close genetic similarity to bat coronaviruses, suggesting it emerged from a bat-borne virus. There is no evidence yet to link an intermediate host, such as a pangolin, to its introduction to humans. The virus shows little genetic diversity, indicating that the spillover event introducing SARS-CoV-2 to humans is likely to have occurred in late 2019. In September 2020, based on data analysis, researchers reported the discovery of the genome of the virus's index case. Epidemiological studies estimate each infection results in 5.7 new ones when no members of the community are immune and no preventive measures taken. The virus primarily spreads between people through close contact and via respiratory droplets produced from coughs or sneezes. It mainly enters human cells by binding to the angiotensin converting enzyme 2 (ACE2).

Covid-2 and Covid 19. Author. Hayk S. Arakelyan. Full Professor in Medicine, Doctor of Medical Sciences, Ph.D , Grand Ph.D . Senior Expert of Interactive Clinical Pharmacology , Drug Safety, Treatment Tactics, General Medicine and Clinical Research. “It is health that is real wealth and not pieces of gold and silver”.  “Mahatma Gandhi” Introduction. SARS-CoV-2 is a strain of severe acute respiratory syndrome-related coronavirus (SARSr-CoV). It is believed to have zoonotic origins and has close genetic similarity to bat coronaviruses, suggesting it emerged from a bat-borne virus. There is no evidence yet to link an intermediate host, such as a pangolin, to its introduction to humans. The virus shows little genetic diversity, indicating that the spillover event introducing SARS-CoV-2 to humans is likely to have occurred in late 2019. In September 2020, based on data analysis, researchers reported the discovery of the genome of the virus's index case. Epidemiological studies estimate each infection results in 5.7 new ones when no members of the community are immune and no preventive measures taken. The virus primarily spreads between people through close contact and via respiratory droplets produced from coughs or sneezes. It mainly enters human cells by binding to the angiotensin converting enzyme 2 (ACE2). SARS-COV2. SARS-COV2 is the name of the virus that attacks your body and causes the disease COVID-19 (CO means Corona, VI is Virus, D is disease, 19 is the year it was first discovered). The SARS-COV2 virus attacks the Type 2 Lymphocytes in your lungs, destroys the surfactant (lipids and proteins protecting your alveoli) which allows liquid, puss, debris, dirt, etc into the alveoli (air pockets in your lungs). Then, the virus begins to replicate in the alveoli. As the virus begins to multiply, your lungs get heavier and heavier because they are being filled with liquid, making it more difficult to breathe. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a highly transmissible and pathogenic coronavirus that emerged in late 2019 and has caused a pandemic of acute respiratory disease, named ‘coronavirus disease 2019’ (COVID-19), which threatens human health and public safety. Genomic characteristics and receptor use, highlighting its key difference from previously known coronaviruses.Clinical, epidemiological and pathological features of COVID-19, as well as recent progress in animal models and antiviral treatment approaches for SARS-CoV-2 infection. The number of infected persons grows globally, health officials share more information about the coronavirus disease. Keeping that information straight, at the rate it's changing, can be challenging for those tasked with stopping its spread. To help, the CleanLink team researched the terms that are causing much of the confusion. When this latest infection was first reported in China, experts were calling it the "2019 novel coronavirus," which is simply a new coronavirus that had not been previously identified. As time went on, health officials identified it as COVID-19 and now, intertwined with that is SARS-CoV-2. Just as the general public has become familiar with this terminology, officials have also begun using SARS-CoV-2 in connection with the recent outbreak. Severe acute respiratory syndrome coronavirus 2, shortened to SARS-CoV-2, is actually the virus that causes COVID-19 (the disease). As the name indicates, this virus is genetically related to the SARS-associated coronavirus (SARS-CoV) that caused an outbreak of severe acute respiratory syndrome (SARS) in 2002-2003, however it is not the same virus. How do all these terms fit together? "Coronavirus" is a generic term that includes a large family of viruses, similar to saying someone has the flu. SARS-CoV-2 is a specific virus that can cause COVID-19, a disease. As WHO explains, this is similar to differentiating HIV and AIDS — HIV is a virus that causes AIDS. "People often know the name of a disease, such as measles, but not the name of the virus that causes it (rubeola)."Whether talking about the virus or the disease, it's important to practice and share best practices for cleaning and disinfecting. The CDC offers standard recommendations for everyday preventive actions to help prevent the spread of respiratory diseases. Several corrections needed here. COVID-19 is the disease, not the virus. SARS-COV2 is the name of the virus that attacks your body and causes the disease COVID-19 (CO means Corona, VI is Virus, D is disease, 19 is the year it was first discovered). The SARS-COV2 virus attacks the Type 2 Lymphocytes in your lungs, destroys the surfactant (lipids and proteins protecting your alveoli) which allows liquid, puss, debris, dirt, etc into the alveoli (air pockets in your lungs). Then, the virus begins to replicate in the alveoli. As the virus begins to multiply, your lungs get heavier and heavier because they are being filled with liquid, making it more difficult to breathe. If you have any questions concerning “Covid-2 and Covid 19” , interactive clinical pharmacology , or any other questions, please inform  me .  Prof. Hayk S. Arakelyan