Is the Mu variant of COVID-19 a 'variant of interest'?

Although the World Health Organization continues to classify Mu as a 'variant of interest' globally, the CDC lists Mu simply as a 'variant being monitored. ' The CDC counts 10 variants in the variant being monitored group, including three once considered variants of concern: the Alpha, Beta, and Gamma strains.
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When was the COVID-19 Mu variant first detected?


The epicenter of mu transmission is Colombia, where the variant was first isolated on January 11, 2021 (Figure 1A and Table S2). There was a huge surge in Covid-19 cases in Colombia from March through July 2021.

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What is the XE variant of COVID-19?

The XE variant is a recombinant, meaning it has parts of two different variants rearranged into a new virus, which in this case are BA. 1, the original strain of omicron, and BA. 2, known as "stealth omicron."
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Can you get reinfected with the COVID-19 Omicron variant?

The data we have so far suggest that a second Omicron infection is "rare, but can occur".
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Do COVID-19 tests detect the BA.2 Omicron variant?

Rapid tests are effective in detecting BA.2, but the high infectivity of the subvariant means it could jump from person to person before a positive result is detected.
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New COVID variant? Here's what we know



Can you detect Omicron through throat swab?


Evidence could still "tilt toward throat swabs," Mina said, but "[h]onestly we don't know. But we do know that throat swabs are not necessary to detect omicron. The virus will grow exceptionally well in the nose just like the other variants."

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Can a PCR test detect the COVID-19 Omicron variant?

The good news is that, according to the World Health Organization (WHO), PCR and rapid antigen tests can still detect Omicron as well as previous variants.
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What are some of the symptoms of the Omicron COVID-19 variant?


All of the variants, including delta and omicron, cause similar COVID-19 symptoms, including cough, fever and fatigue. There is some evidence that fewer people with omicron lose their taste and smell.

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How long does it take to develop immunity after a COVID-19 infection?

Although the immune correlates of protection are not fully understood, evidence indicates that antibody development following infection likely confers some degree of immunity from subsequent infection for at least 6 months.
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Is someone with COVID-19 still contagious after recovering?

The results, the team said, may indicate that a large number of people with COVID-19 are still likely contagious after the first five days of their illness, even if they feel fully recovered.
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Does the Omicron COVID-19 variant cause more severe disease?


Omicron infection generally causes less severe disease than infection with prior variants. Preliminary data suggest that Omicron may cause more mild disease, although some people may still have severe disease, need hospitalization, and could die from the infection with this variant.

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Can the Omicron variant cause long term COVID-19 symptoms?


The possibility of long COVID. While omicron may cause less severe symptoms, this may not mean a decreased risk of long-term sickness.

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Are the symptoms the same for the delta variant as COVID-19?

Delta variant symptoms are the same The symptoms of the Delta variant appear to be the same as the original version of COVID-19. However, physicians are seeing people getting sicker quicker, especially for younger people.
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Which variant of COVID-19 was first detected in South Africa?

On November 24, 2021, South Africa reported the identification of a new SARS-CoV-2 variant, B.1.1.529, to the World Health Organization (WHO). B.1.1.529 was first detected in specimens collected on November 11, 2021 in Botswana and on November 14, 2021 in South Africa.

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Where was the COVID-19 IHU variant discovered?


The IHU variant, officially known as B.1.640.2, was named by researchers who discovered it in a male patient at the Méditerranée Infection University Hospital Institute (IHU) in France.

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When was the COVID-19 Omicron variant first identified in South Africa?


The B. 1.1. 529 (omicron) variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was first identified on November 25, 2021, in Gauteng province, South Africa.

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How long does it usually take for your body to build up immunity after having a full specific COVID-19 vaccination scheme?

It takes a couple of weeks for your body to build immunity after vaccination.
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How strong is immunity after a COVID-19 infection?


How Strong Is Immunity After a COVID-19 Infection? About 90% of people develop some number of protective antibodies after a COVID-19 infection, according to the CDC. But how high those levels climb appears to be all over the map.

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How does your immune system act after you recover from COVID-19?

After you recover from a virus, your immune system retains a memory of it. That means that if you get infected again, proteins and immune cells in your body can recognize and kill the virus, protecting you from the disease and reducing its severity.
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How long are people experiencing omicron COVID-19 symptoms?


“It has become apparent that omicron generally leads to milder symptoms for the most part,” Dr. Bahmanpour says. “And symptoms usually last 5 to 10 days, which is shorter than previous variants, which could last up to 14 days.”

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Is lower back pain associated with the omicron COVID-19 variant?


A report from South Africa's largest health insurer found that a sore throat, congestion, dry cough and lower back pain ranked among the most common early omicron symptoms.

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When was the Omicron COVID-19 variant detected?


The first case of a COVID-19 patient with the omicron variant in the U.S. was detected by officials in California on Dec. 1. The Los Angeles Public Health Department reported a second case Dec.

2.

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Can the tests determine which COVID-19 variants I have antibodies to?

No, there's no commercial test available at this time that can determine which variant(s) you have antibodies to. However, it's very likely that antibodies produced from exposure to one COVID-19 variant will help protect you against other variants.

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How accurate are COVID-19 PCR tests?

PCR tests are very accurate when properly performed by a health care professional, but the rapid test can miss some cases.
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Why PCR is better than the rapid COVID-19 test?


“PCR tests are more reliable and accurate due to testing the specific genetic material of the virus, eliminating the interference from other viruses,” said Heather Seyko, a Laboratory Services manager for OSF HealthCare.

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