Dingo wrote:
niman wrote:
Dingo wrote:
To my untrained eye, this flu in Mexico and Venezuela spreads easily/quickly, produces a high number of pneumonia cases and is deadly.
Is just say S188T seen previously but in central/south America? Or is it something else, something new, maybe a combo with D225G?
I suspect it is more.
Any thoughts? Maybe it's picked up something from one of the strains of bird flu?
The sequences can't come out soon enough.
The strange thing about these reports, two years on, is that they sound like the start of a pandemic, not after the end* of one.End = WHO idiocy
There are many candidate polymorphisms already in human sequences which originate in swine. S165N traces back to the Hudson county fair in Ohio in 2007. It is in multiple 2011 isolates in the US as well as several isolates in Spain. Recombination allows this change, which is not far from changes at positions 156-159 which produce low reactors, to be palced on an S188T background. Similarly, a sequence from Kentucky had S188T, G158E, and D225G. There are multiple candidates in human H1N1 - but H changes in pandemic H1N1 almost always trace back to SWINE.
Here is the pedigree of S165N at Genbank
CY086912.1 Influenza A virus (A/swine/Minnesota/226128/2010(H1N1)) hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
CY084226.1 Influenza A virus (A/South Carolina/AF21803/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084223.1 Influenza A virus (A/Ohio/AF21800/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084219.1 Influenza A virus (A/North Carolina/AF21796/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084216.1 Influenza A virus (A/New Jersey/AF21791/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084206.1 Influenza A virus (A/Florida/AF21772/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084205.1 Influenza A virus (A/Florida/AF21771/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084204.1 Influenza A virus (A/District of Columbia/AF21769/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY084203.1 Influenza A virus (A/Arizona/AF21768/2011(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
JF312070.1 Influenza A virus (A/swine/Iowa/A01057153/2010(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
GU721155.2 Influenza A virus (A/swine/Korea/VD03/2009(H1N1)) segment 4 hemagglutinin gene, partial cds; and HA gene, complete sequence 28.2 28.2 100% 1.4 100%
HQ880591.1 Influenza A virus (A/Denmark/111/2010(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
HQ378741.1 Influenza A virus(A/swine/Missouri/46519-5/2009(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
HQ378729.1 Influenza A virus(A/swine/Iowa/46519-1/2007(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
CY075596.1 Influenza A virus (A/Boston/672/2009(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
HQ190941.1 Influenza A virus (A/Habana/7374/2010(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY073126.1 Influenza A virus (A/Mexico City/WRAIR1773T/2010(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY072526.1 Influenza A virus (A/Tallinn/INS374/2010(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
CY072310.1 Influenza A virus (A/Warsaw/INS316/2009(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
HM461778.1 Influenza A virus (A/swine/Ohio/02026/2008(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
HM461810.1 Influenza A virus (A/swine/Missouri/02060/2008(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
HM461818.1 Influenza A virus (A/swine/North Carolina/02023/2008(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY071650.1 Influenza A virus (A/Quito/WR1589N/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY071111.1 Influenza A virus (A/Wurzburg/INS381/2009(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
CY070773.1 Influenza A virus (A/Japan/AF2287/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY070762.1 Influenza A virus (A/Japan/AF2276/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY070040.1 Influenza A virus (A/Germany/AF2210/2010(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY070037.1 Influenza A virus (A/Germany/AF2207/2010(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
HM804853.1 Influenza A virus (A/swine/SD/1/2010(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY066471.1 Influenza A virus (A/California/VRDL4/2010(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
HM570051.1 Influenza A virus (A/swine/Minnesota/03025/2010(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
CY064987.1 Influenza A virus (A/California/VRDL6/2010(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
HM193851.1 Influenza A virus (A/swine/Iowa/02999/2010(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
CY063011.1 Influenza A virus (A/Tallinn/INS183/2010(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
CY062635.1 Influenza A virus (A/Mexico City/014/2009(H1N1)) segment 4, complete sequence 28.2 28.2 100% 1.4 100%
HM165185.1 Influenza A virus (A/Haishu/SWL110/2010(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
GU968918.2 Influenza A virus (A/Beijing/SE2649/2009(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
GU984384.1 Influenza A virus (A/swine/OR/10-004060/2009(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
GU817056.1 Influenza A virus (A/swine/Minnesota/02951/2009(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
GU817055.1 Influenza A virus (A/swine/Minnesota/02950/2009(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
GU817054.1 Influenza A virus (A/swine/Minnesota/02949/2009(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
GU451271.1 Influenza A virus (A/Milan/324/2009(H1N1)) segment 4 hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%
CY054584.1 Influenza A virus (A/Catalonia/S2151/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY052026.1 Influenza A virus (A/Catalonia/NS7362/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY051949.1 Influenza A virus (A/Catalonia/S1687/2009(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
GQ484355.1 Influenza A virus (A/swine/Kansas/77778/2007(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
CY040510.1 Influenza A virus (A/swine/Ohio/63607-32/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040509.1 Influenza A virus (A/swine/North Carolina/63607-9/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040508.1 Influenza A virus (A/swine/North Carolina/63607-8/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040505.1 Influenza A virus (A/swine/North Carolina/63607-37/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040503.1 Influenza A virus (A/swine/North Carolina/63607-27/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040502.1 Influenza A virus (A/swine/North Carolina/63607-25/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040500.1 Influenza A virus (A/swine/North Carolina/63607-14/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040497.1 Influenza A virus (A/swine/North Carolina/225-6/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040496.1 Influenza A virus (A/swine/North Carolina/225-2/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040495.1 Influenza A virus (A/swine/North Carolina/225-13/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040493.1 Influenza A virus (A/swine/Missouri/63607-16/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040490.1 Influenza A virus (A/swine/Minnesota/63607-40/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040486.1 Influenza A virus (A/swine/Minnesota/63607-31/2008 (H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040485.1 Influenza A virus (A/swine/Minnesota/63607-30/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040483.1 Influenza A virus (A/swine/Minnesota/63607-26/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040480.1 Influenza A virus (A/swine/Minnesota/63607-15/2008 (H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040479.1 Influenza A virus (A/swine/Minnesota/63607-12/2008 (H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040477.1 Influenza A virus (A/swine/Minnesota/225-5/2008 (H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040476.1 Influenza A virus (A/swine/Minnesota/225-4/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040468.1 Influenza A virus (A/swine/Iowa/63607-1/2008 (H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040466.1 Influenza A virus (A/swine/Iowa/225-8/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
CY040461.1 Influenza A virus (A/swine/Illinois/225-1/2008(H1N1)) segment 4 sequence 28.2 28.2 100% 1.4 100%
FJ986621.1 Influenza A virus (A/Ohio/02/2007(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
FJ986620.1 Influenza A virus (A/Ohio/01/2007(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
EU604689.1 Influenza A virus (A/swine/OH/511445/2007(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds 28.2 28.2 100% 1.4 100%
EU409948.1 Influenza A virus (A/swine/Ohio/24366/2007(H1N1)) hemagglutinin (HA) gene, partial cds 28.2 28.2 100% 1.4 100%