Alat rapid test antigen: experts criticized "coexistence with the new crown". The latest data released by the Office for National Statistics on April 1 showed that the number of new coronavirus cases in the UK exceeded 4.9 million in a single week, a new high.
Rapid influenza b ag: the number of new diagnoses has continued to decline, but now it may be much more complicated!After more than 300,000 new confirmed cases on the same day, where will the epidemic in India go? In fact, the number of new confirmed cases in India has surged this year.
Rapid antigen dan swab antigen: more than 690,000 new crowns were diagnosed daily, with a total of more than 490 million casesAccording to Worldometer real-time statistics, as of around 6:30 on April 5, 2022.
Swab test antigen: Thailand reports first case of Omicron XE strain infection. Americas: Brazil relaxes entry and epidemic prevention policiesAccording to data from the Brazilian Ministry of Health, as of the evening of April 3 local time.
The culture of normal human pharyngeal isthmus should have normal oral flora without pathogenic bacteria. The bacteria in the pharynx come from the outside and are not pathogenic under normal circumstances, but they can cause diseases due to the decline of systemic or local resistance and other external factors.
There are several conventional sampling methodsa) Nasal swab: gently insert the swab head into the nasal palate in the nasal canal, stay for a moment, and then slowly rotate the line to exit.
Nasal swab samples' intended useIt is used for the collection and transportation of clinical influenza, avian influenza, hand, foot and mouth disease, measles and other virus samples, as well as chlamydia, mycoplasma and Ureaplasma samples.
Alat rapid antigen: know nucleic acid detectionReal time fluorescence quantitative PCRReal time fluorescence quantitative PCR technology refers to the method of adding fluorescent groups to the PCR reaction system, using fluorescent signals to monitor the whole PCR process in real time.
Alat rapid antigen: basic knowledge of nucleic acid detection1. What is nucleic acid detectionDefinition of nucleic acid: nucleic acid is a kind of biological macromolecules connected by nucleotides or deoxynucleotides through 3 ', 5' - phosphate diester bond.
Sample tube: it shall be a plastic tube with a length of about 10cm, a diameter of about 1.5-2CM, a capacity of 10ml and a nozzleWith spiral wire and air cushion ring in the pipe cover.Swab: a swab with a polypropylene rod with a sterile polypropylene fiber head or absorbent cotton head.