Influenza A virus
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19.02.2026 10:38:36

A test for detecting influenza A virus RNA in human biomaterial by reverse transcription and real-time PCR.


A test for detecting influenza A virus RNA in human biomaterial by reverse transcription and real-time PCR.

Influenza A virus


A test for detecting influenza A virus RNA in human biomaterial by reverse transcription and real-time PCR.

Category «Respiratory tract infections»

Influenza A virus

Influenza A virus belongs to Orthomyxoviridae family. It is one of the main pathogens of seasonal influenza outbreaks due to its high variability. Influenza A viruses are divided into subtypes based on the combinations of proteins (hemagglutinin and neuraminidase) found on the virus surface. Currently, the most common subtypes are A(H1N1) and A(H3N2).

Influenza A virus infection causes an acute respiratory syndrome with characteristic clinical manifestations. The incubation period of influenza ranges from 1 to 4 days, averaging at around 48 hours. Common symptoms include severe headache, non-productive cough, myalgia and arthralgia. General weakness and fatigue may persist for several weeks after resolution of the acute phase of the infection. In some cases, patients may experience gastrointestinal symptoms such as nausea, vomiting and diarrhoea.

Most cases of influenza A are mild, but some patients may develop severe complications, including primary bacterial viral pneumonia, meningoencephalitis, myocarditis, and secondary bacterial infections. Secondary bacterial infections often develop amid weakened immune system and can significantly complicate the course of the disease.

Indications for testing

  • Sore throat;
  • Fever;
  • Muscle pain;
  • Cough;
  • Nasal congestion, runny nose;
  • Close contact with an AVRI patient;
  • Stay in hotbeds of infection;
  • Differential diagnosis.

Influenza A virus

The Influenza A virus REAL-TIME PCR Detection Kit is designed to detect the RNA of Influenza A virus in human biological material (nasopharyngeal and oropharyngeal swabs, bronchoalveolar lavage, endotracheal, nasopharyngeal aspirate, phlegm) by reverse transcription (RT) and polymerase chain reaction (PCR).

Sample: nasopharyngeal and oropharyngeal swabs, bronchoalveolar lavage, endotracheal, nasopharyngeal aspirate, phlegm.

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Please note that the specialists of the DNA Technology company provide consultations exclusively to medical specialists on the application and research features. Requests related to the appointment, delivery, or interpretation of tests are not considered. For relevant information, we recommend contacting the laboratory directly.

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