العربيه نت. Explainer: Are Chinese COVID

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	Antibodies triggered by two Chinese vaccines are less effective against the Delta compared with other variants, Feng Zijian, former deputy director at the Chinese Center for Disease Control and Prevention, told state media last week
It was not immediately clear, however, if the Indonesian medical workers were infected by the Delta variant

It is based on analysis of infections in Guangzhou city, and Zhong told Reuters the results are preliminary and the sample size is small.

شاهد البث المباشر: Do Chinese vaccines work against Delta? The lack of detailed data on the Chinese vaccines against the Delta has hobbled any meaningful peer reviews by foreign experts
Tunisia says it will buy 3.5 mln doses of Johnson & Johnson COVID: In total, Tunisia has recorded 447,000 coronavirus cases and more than 14,000 deaths
قناة العربية: No new domestic transmissions of any variant have been reported in the province from June 22

3 million people in Guangzhou city would have been infected in the first 20 to 30 days after the initial case	AP What China has done? infectious disease experts are weighing the need for booster shots using mRNA vaccines
A study by Public Health England PHE found in May the against symptomatic disease from the Delta two weeks after the second dose	File Photo: Reuters How do they compare with western shots? Two doses of the AstraZeneca vaccine were 60 percent effective against symptomatic disease from the Delta compared with 66 percent effectiveness against the Alpha, PHE said

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Tunisia says it will buy 3.5 mln doses of Johnson & Johnson COVID: Many countries from China to Indonesia and Brazil rely heavily on Chinese vaccines to inoculate their people against COVID-19, but there are growing concerns about whether they provide enough protection against , first identified in India
العربية.نت: All severe cases are from unvaccinated people
اللغة الإنجليزية: That compared with 93 percent effectiveness against the Alpha variant, first identified in Britain

So far, only about 592,000 Tunisians have received the two doses of vaccine in the country of 11	How severe was the Guangdong outbreak? Residents get tested for the coronavirus in a district in Guangzhou in southern China's Guangdong province on May 30, 2021
Tunisia said on Tuesday it will buy 3

15 million doses as of May 19, but the number shot up to 101.

Explainer: Are Chinese COVID: Feng did not provide details including the name of the two vaccines
شاهد البث المباشر: After successfully containing the virus in the first wave last year, Tunisia is grappling with a rise in infections
شاهد البث المباشر: 12 million by June 20