Dr Golly says an antigenic shift can cause big, pandemic-scale problems – but this doesn’t happen often. “We see the antigenic drift every year, but the antigenic shift we don’t, ...

But an antigenic shift occurs when it merges with the viral genome of another virus and then starts producing a totally new form of virus with a different genetic pattern and that can be dangerous.

Antigenic drift versus antigenic shift. Antigenic drift is the process whereby mutations accumulate in viral surface glycoproteins (predominantly hemagglutinin), resulting in viruses with slightly ...

Treanor, J. Influenza vaccine — outmanoeuvering antigenic shift and drift. N. Engl. J. Med. 350, 218–220 (2004). Article CAS PubMed Google Scholar ...

In 1958, a new strain of influenza A with different HA and NA was identified and antigenic shift was discovered; the need for a trivalent vaccine was recognized.

Two new Omicron subvariants are gaining ground in the U.S. as some people report experiencing respiratory symptoms like ...

NEET PG 2025 exam date: The National Eligibility-cum-Entrance Test for Postgraduate courses (NEET PG) 2025 has been postponed and will now be held on August 3, 2025, following an extension granted ...

The US Government’s travel advisory upgrade on Jamaica is being hailed as a powerful shift that places the island “shoulder to shoulder with some of the world’s most secure destinations”.

Hailey Bieber Is Making a "Calculated Shift" and Turning Her "Full Attention" to Justin Bieber's New Brand. Bieber update! By Mehera Bonner Published: Jun 02, 2025 9:28 AM EDT.

More Americans are cooking at home as growing economic concerns are forcing households to cut back, according to Campbell’s CEO Mick Beekhuizen. Beekhuizen told analysts during the company’s ...