CHANGCHUN — The northeastern Chinese cities of Changchun and Jilin, hardest hit by the fresh outbreak of COVID-19, have distributed millions of COVID-19 self-test antigen kits to citizens, including students, to accelerate massive epidemiological screening. Starting from 4 am Wednesday, Changchun, the capital of Jilin province, has given out more than 3.34 million self-test kits to part of its urban …

Disposable sterile sampling swabs are free from bacteria or other living microorganisms. Generally used for biological sample collection to avoid sample contamination, and for medical use to avoid infection. The material and appearance design of the sampling swab will directly affect the sample collection effect. COSÌ, what standards do disposable sterile sampling swabs generally meet? Sampling swab head Synthetic fibers …

The COVID-19 Antigen Rapid Test is a lateral flow test for the qualitative detection of the nucleocapsid antigen from SARS-CoV-2 in anterior nasal swab specimens directly from individuals suspected of COVID-19 within the first seven days of the onset of symptoms. The test can also test specimens from individuals without symptoms. Come eseguire un test rapido per l'antigene COVID-19 (Autotest) …

Cos’è un falso negativo per il COVID-19? Significa che il risultato di un determinato test dovrebbe effettivamente essere positivo, ma il risultato è negativo per motivi come l'operazione, attrezzatura, caratteristiche fisiche personali, eccetera. Risultati positivi sono stati ottenuti dopo ripetuti test negativi, throat swab samples were negative for multiple tests but finally positive results were detected in respiratory lavage …

Promoting an efficient vaccine strategy will be the top priority in the next phase of the fight against the COVID-19 pandemic, renowned Shanghai doctor Zhang Wenhong wrote on his Sina Weibo account on Monday. “There is a certain proportion of cases whom despite receiving two doses of the vaccine developed severe conditions that require oxygen supplementation. But the incidence of …

COVID-19 is a respiratory disease that can cause severe illness, especially in people with preexisting health conditions like diabetes, obesity, or high blood pressure. Types of COVID-19 tests Two types of tests are commonly used to identify a current infection of SARS-CoV-2, the coronavirus that causes COVID-19. The first type is molecular test. Molecular tests include nucleic acid amplification tests (CUCITURA) ad esempio …

Foto del campus Handan dell’Università Fudan a Shanghai, novembre 14, 2018. [Foto/IC] I ricercatori dell’Università Fudan di Shanghai hanno ideato un metodo che consente il rilevamento di nuovi acidi nucleici del coronavirus in meno di quattro minuti, molto più velocemente del metodo attuale utilizzato a livello nazionale. Il gruppo di ricerca ha affermato che il nuovo approccio è ultrasensibile e utilizza piccole quantità, apparecchiature portatili. In the polymerase …

COVID-19 is a variant of the coronavirus that can cause pneumonia in humans. It is an acute respiratory infectious disease, highly contagious, and most people are susceptible. It is easily replicated in the upper respiratory tract of humans. in circostanze normali, the new crown nucleic acid can be quickly detected within 96 hours after infection. Testers can find the virus …

1. To avoid vomiting, non mangiare 2 hours before sampling 2. To avoid affecting the test results, 30 minuti prima del campionamento, do not smoke, drink or chew gum 3. On the way to the nucleic acid test, wear a medical mask and try not to take public transportation 4. Keep a safe distance of more than 1 meter in …

A medical worker takes a swab sample from a citizen for nucleic acid test at a testing site in Suifenhe, Northeast China’s Heilongjiang province, Gen 31, 2022. [Foto/Xinhua] Bloomberg article: Zero-tolerance approach ensures goods keep flowing ‘to rest of world’ Global supply chain problems and inflation could be much worse if China, the world’s factory, hadn’t taken a sweeping approach …

PECHINO – China’s two most widely used COVID-19 vaccines, developed by Sinovac and Sinopharm, were shown to be effective against the Delta variant of the coronavirus, a study based on real-world data in the country showed on Tuesday. The two vaccines were 52% effective against Delta infection and 60% for symptomatic disease, researchers wrote in a peer-reviewed paper. The study …

Al fine di guidare varie località nello svolgimento del lavoro di rilevamento della raccolta mista del COVID-19 e migliorare ulteriormente la capacità e l'efficienza di rilevamento degli acidi nucleici, La squadra di soccorso medico del meccanismo congiunto di prevenzione e controllo del Consiglio di Stato ha recentemente rilasciato il “Specifiche tecniche per la raccolta mista 20 in 1 e il rilevamento degli acidi nucleici COVID-19”. IL “Specifica” è diviso in …