SARS-CoV-2, the virus behind the Covid-19 pandemic, remains in the skull and meninges for years after infection, leading to a long-lasting effect on the brain, according to a major German study.
Pathogenicity is the potential capacity of certain species of microbes to cause an infectious process. It is characterised by a complex of pathogenic properties in the microbe formed in the process of the historical development of the struggle for existence and adaptation to parasitic life in plant, animal and human organisms. Pathogenicity is a specific characteristic of pathogenic microbes.
Congo has launched the second phase of vaccination against mpox.
A team of researchers has identified signs tied to more severe cases of respiratory syncytial virus (RSV) in children.
Scientists have identified a new mechanism used by the varicella-zoster virus (VZV), which causes chickenpox and shingles, to evade the immune system and potentially affect distant tissues.
With WHO officials announcing that Covid-19 is here to stay, the writing is on the wall. Governments must consider sustainable measures to combat surges which threaten to occur again and again, and invest in greater connectivity so that everyone has access to remote working and learning.
But one reassuring element is that, despite being around since January 2021, it doesn’t seem to be outcompeting Delta, the dominant variant across most of the world
The outputs suggested the identification of four lineages and all are delta or sub-lineages of delta. The report also said, three lineages, Delta and two sub-lineages of Delta AY.4 and AY.12 were found across Bengaluru Urban and in all groups.
The proposal is for 19 of the current 21 prefectures to stay in a state of emergency, while Okayama in the west and Miyagi in the north, where hospitals now have rooms, will be downgraded to semi-emergency status
On Tuesday, UNICEF, which procures and delivers vaccines on behalf of the COVAX distribution program, said North Korea proposed its allotment of about 3 million Sinovac shots be sent to severely affected countries instead
