brand-new strain of flu in China has pandemic potential, scientists warns

Scientists have identified a brand-new strain of flu carried by pigs in China that will they say has the potential to become a pandemic.

The brand-new strain is usually descended through the type of flu — known as “swine flu” — that will emerged in 2009 causing the first global flu pandemic in 40 years.

The scientists published their peer-reviewed findings in U.S. science journal Proceedings of the National Academy of Sciences on Monday. They said the brand-new strain of flu, which they called “G4 EA H1N1,” is usually a variation of swine flu, in addition to includes the “G4” genotype that will has become predominant in swine populations since 2016.

As with swine flu, the brand-new strain has been identified as having “all the essential hallmarks of a candidate pandemic virus.”

The scientists, who studied flu viruses in pig populations between 2011 in addition to 2018, noted that will around 10% of swine industry workers they tested in China had already been exposed to the virus, which they described as “of concern.” that will rate increased among younger workers, aged 18-35, “indicating that will the predominant G4 EA H1N1 virus has acquired increased human infectivity.”

“Such infectivity greatly enhances the opportunity for virus adaptation in humans in addition to raises concerns for the possible generation of pandemic viruses,” the scientists, who work at several Chinese universities in addition to the country’s Center for Disease Control in addition to Prevention, noted. 

They recommended close monitoring of swine populations — in addition to anyone working with them.

“Controlling the prevailing G4 EA H1N1 viruses in pigs in addition to close monitoring in human populations, especially the workers in swine industry, should be urgently implemented,” they wrote.

“Pigs are intermediate hosts for the generation of pandemic influenza virus. Thus, systematic surveillance of influenza viruses in pigs is usually a key measure for prewarning the emergence of the next pandemic influenza.”

While “swine flu,” that will first emerged in Mexico in 2009, is usually seen currently as one of a variety of seasonal flu viruses in addition to is usually included in annual flu vaccines, the scientists said that will any preexisting population immunity “does not provide protection against G4 viruses.”

They were keen to stress that will the virus is usually not an immediate problem, however.

Professor Kin-Chow Chang, one of scientists involved within the study in addition to who works at Nottingham University within the U.K., told the BBC that will “while This particular brand-new virus is usually not an immediate problem … We should not ignore the idea.”

“Right currently we are distracted with coronavirus in addition to rightly so. although we must not lose sight of potentially dangerous brand-new viruses.”

Current flu vaccines do not appear to protect against the idea, although they could possibly be adapted if needed, the BBC reported. To conduct their research, scientists carried out flu surveillance in pigs in 10 Chinese provinces between January 2011 in addition to April 2018, in addition to collected almost 30,000 nasal swabs taken through slaughtered pigs through abattoirs, as well as over 1,000 nasal swabs or lung tissue through farmed pigs with signs of respiratory disease.

,, 1 July 2020 | 2:43 am

Source : brand-new strain of flu in China has pandemic potential, scientists warns