Coronavirus update: ups and downs

Guangdong added 10 new COVID-19 cases yesterday, nine of which were in Guangzhou, and one in Foshan. One case was imported from Hubei, in Shenzhen. Four cases were discharged. Among the 136 cases still in hospital (126 imported), 41 were light, 89 normal, 2 severe, and 4 critical, according to the Guangdong Health Commission.

Hong Kong confirmed 51 new cases today, up from 32 the previous day, taking the city’s total number to 765 (128 discharged), according to the Centre for Health Protection. 

Macau confirmed two new imported cases, a mother and son, taking the total of imported cases to 29 (10 local cases were previously discharged).

Across the rest of the country, 35 new imported cases were reported (down from 48 the previous day), according to the National Health Commission. There was one local case, in Guangdong. The NHC is now reporting asymptomatic cases, with 1,541 disclosed on the first day (200 imported). Today, however, that total dropped to 1,367, as 302 were released from monitoring and 130 new cases were reported.

Related Covid-19 news:

  1. The National Health Commission’s guidelines say it should not be assumed asymptomatic carriers are just as infectious as those with symptoms: Even though they carry similar viral loads, they are less likely to “shed” as much of the virus due to lack of coughing and sneezing symptoms. NHC.
  2. Researchers are looking at genetic susceptibility to the new coronavirus. One study at Stanford University has found results supporting a previous Chinese team’s suggestion that blood types respond differently. Their study found “significant and consistent risk reduction” for the coronavirus from people with type O blood. SCMP.
  3. Could the new coronavirus have already mutated into a milder version? Chinese researchers have raised the possibility after observing a rare case in which the disease appeared to be “chronic”, lasting for 49 days. SCMP.
  4. How do antibodies develop, and can recovered patients help with blood transfusions into suffering patients? The NewYorker explains.
  5. Hong Kong’s star microbiologist, Yuen Kwok-yung, has led a breakthrough in understanding how blood transfusions from recovered patients can help, after experiments with hamsters. SCMP.

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