What is COVID-19 RT-PCR Test? RT-PCR, or reverse transcription polymerase chain reaction is a diagnostic method enabling the detection of genetic material specific to any pathogen, including viruses such as SARS-COV-2. It combines reverse transcription of RNA into DNA and the amplification of specific DNA targets via polymerase chain reaction (PCR). While RT-PCR has been...
New Outbreak of Monkeypox Virus: WHO Declares the Outbreak a Global Health Emergency Monkeypox is a viral zoonotic disease caused by monkeypox virus. Monkeypox virus is an enveloped double-stranded DNA virus from the Ortho-poxvirus genus of the family Poxviridae, which also includes the variola virus which causes smallpox, the vaccinia virus, which was used for...
What are Influenza Type A Flu and Type B Flu? Influenza, or flu, is a common and highly infectious respiratory disease caused by various types of influenza viruses. Influenza viruses are single-stranded segmented RNA viruses of the family Orthomyxoviridae, which primarily spread via droplets or respiratory secretions of infected people. Influenza is quite common all...
Omicron BA.2.75: What we know about the latest SARS-CoV-2 variant As the world is dealing with the upsurge in COVID-19 cases, circulation of more infectious SARS-CoV-2 variants, and outbreaks of other diseases such as monkeypox, experts have their eyes on a new subvariant of the Omicron lineage. Despite the dominance of BA.4 and BA.5 subvariants,...
New COVID Omicron Variant Spreads BA.4 and BA.5 Have Become Dominant The most recent subvariants of the Omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), BA.4 and BA.5, have caused significant upsurge in new cases and hospitalizations in many countries around the world. Soon after their initial discovery in South Africa, BA.4 and...
What is Marburg Virus Disease (MVD)? As the world is facing COVID-19 and monkeypox outbreaks, World Health Organization (WHO) reported has recently reported two cases of Marburg virus disease (MVD) in the southern Ashanti region of Ghana. Unfortunately, both patients were deceased due to the infection and early contact tracing efforts demonstrated that the two...
In Which Areas Is the COVID-19 Rapid Antigen Test Kit Used? As the world has started to reopen public spaces and remove pandemic restrictions, public access to more convenient, affordable, frequent and faster testing options has grown more and more critical. Although tests based on nucleic acid amplification techniques, such as the real-time reverse transcription...
‘New Wave’ Of COVID-19: BA4 – BA5 Cases Surge Again As we enter the holiday season, multiple countries are experiencing significant rise in new COVID-19 infections with Omicron BA.4 and BA.5 lineages sparking outbreaks around the world. The rapid surge in new COVID-19 cases has raised major concerns regarding...
What is dengue fever? Dengue is a viral mosquito-borne disease caused by dengue virus (DENV), which primarily transmits to humans through the bites of infected female mosquitoes of the Aedes genus. Once an infected mosquito bites a person, dengue virus enters the bloodstream through the saliva of the mosquito and invades white blood cells. It...
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