نتایج جستجو برای: ha1

تعداد نتایج: 489  

2017
Elizabeth A Rhoads Patrick Kelly Williams Carissa M Krane

Habitat loss and fragmentation negatively impact the size and diversity of many natural populations. Woodland amphibians require connected aquatic and terrestrial habitats to complete their life cycle, and often rely on metapopulation structure for long-term persistence. Wetland loss and deforestation fragment amphibian populations, which may result in population isolation and its negative effe...

Journal: :Revista Argentina de microbiologia 2008
A Pontoriero E Baumeister A M Campos A Moreno M E Cadario V Savy

A dramatic rise in the frequency of resistance to adamantane drugs by influenza A H3 viruses, associated with a single amino acid replacement in the viral matrix M2 protein, has occurred in multiple countries worldwide in recent years. We investigated the frequency of adamantane-resistant influenza A H3 viruses in Argentina during the period 2001-2007. We used reverse transcription followed by ...

2009

ADAMS accession number for each document referenced in this notice (if that document is available in ADAMS) is provided the first time that a document is referenced. SUPPLEMENTARY INFORMATION: The proposed amendment would have revised the facility technical specifications pertaining to change the Emergency Action Levels (EALs) for North Anna Power Station (NAPS) and Surry Power Station (SPS). S...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1998
J K Taubenberger

What do an odd lab-derived strain of influenza, fowl plague virus, and the 1997 Hong Kong chicken flu have in common? The answer lies in how, and more specifically by what protease, the hemagglutinin protein of these various influenza strains is cleaved for viral activation. What does this have to do with the most devastating influenza virus of them all, the 1918 ‘‘Spanish’’ influenza? The conn...

Journal: :International Journal of Current Science Research and Review 2022

The paper aimed to analyze whether the quality of accountability financial management and accounting information systems significantly impacts statements education programs in high schools Simeulue Regency. Our data collection with help a questionnaire school principal then our analyzes using IBM SPSS 23 statistics. A series analyses this study shows an increase human resources governance, ease...

Journal: :Cakrawala repositori IMWI 2021

This study aims to determine: (1) the influence of leadership style on employee performance, (2) welfare and (3) performance. The subjects this research are employees who work at Selabintana Hotel. number respondents in were 102 employees. method collecting data through a survey using questionnaire. analysis technique used is multiple linear regression analysis. results showed that had positive...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2011
Sandra Da Costa Wietske van der Zwaag Jose P Marques Richard S J Frackowiak Stephanie Clarke Melissa Saenz

The primary auditory cortex (PAC) is central to human auditory abilities, yet its location in the brain remains unclear. We measured the two largest tonotopic subfields of PAC (hA1 and hR) using high-resolution functional MRI at 7 T relative to the underlying anatomy of Heschl's gyrus (HG) in 10 individual human subjects. The data reveals a clear anatomical-functional relationship that, for the...

2011
Hanxin Lu Surender Khurana Nitin Verma Jody Manischewitz Lisa King John H. Beigel Hana Golding

BACKGROUND Continuing transmissions of highly pathogenic H5N1 viruses in poultry and humans underscores the need for a rapid response to potential pandemic in the form of vaccine. Recombinant technologies for production of immunogenic hemagglutinin (HA) could provide an advantage over the traditional inactivated vaccine manufacturing process. Generation of stably transfected mammalian cells sec...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Yi Pu Lin Xiaoli Xiong Stephen A Wharton Stephen R Martin Peter J Coombs Sebastien G Vachieri Evangelos Christodoulou Philip A Walker Junfeng Liu John J Skehel Steven J Gamblin Alan J Hay Rodney S Daniels John W McCauley

The hemagglutinin (HA) of influenza A(H3N2) virus responsible for the 1968 influenza pandemic derived from an avian virus. On introduction into humans, its receptor binding properties had changed from a preference for avian receptors (α2,3-linked sialic acid) to a preference for human receptors (α2,6-linked sialic acid). By 2001, the avidity of human H3 viruses for avian receptors had declined,...

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