Results 71 to 80 of about 2,137,677 (211)

Total antibodies and neutralizing ability of convalescent sera against three different strains of SARS-CoV-2

open access: yesВопросы вирусологии
The aim of the study was to assess the level of humoral immunity to SARS-CoV-2 in COVID-19 convalescents. Materials and methods. We used ELISA for antibody quantitation, microneutralization test using three SARS-CoV-2 strains for neutralizing activity
Natalia V. Palyanova   +6 more
doaj   +1 more source

Long-range order and short-range disorder in Saccharomyces cerevisiae biofilm

open access: yesEngineering Biology, 2019
Biofilm, a colony forming cooperative response of microorganisms under environmental stress, is a major concern for food safety, water safety and drug resistance. Most current works focus on controlling biofilm growth by targeting single genes. Here, the
Vincent Piras   +2 more
doaj   +1 more source

Straining for Perfection

open access: yesJournal of the American College of Cardiology, 2011
The hunt for optimal approaches to assessment of myocardial performance has been longstanding. However, assessment of segmental myocardial function lagged for decades and was largely qualitative and subjective, on the basis of endocardial excursion or wall thickening, not quantitative ...
openaire   +2 more sources

Mapping the fitness of Mycobacterium tuberculosis strains: a complex picture.

open access: yes, 2010
Acquisition of antibiotic resistance in Mycobacterium tuberculosis has been shown to incur a fitness cost; the size of which depends on the position and nature of the mutation. The frequency at which resistant M. tuberculosis strains are isolated in vivo
Gillespie, S. H.   +9 more
core   +1 more source

LOAD TESTING OF THE HERCEGOVINA BRIDGE

open access: yese-Zbornik. Elektronički Zbornik Radova Građevinskog Fakulteta
The paper presents static and dynamic load testing of the Hercegovina bridge over the Neretva River. In addition to presenting the basic structural elements of the bridge, the paper briefly describes the testing method, and provides the basic ...
Mladen Kustura   +2 more
doaj   +1 more source

Differential Virulence of West Nile Strains for American Crows

open access: yesEmerging Infectious Diseases, 2004
Crow deaths were observed after West Nile virus (WNV) was introduced into North America, and this phenomenon has subsequently been used to monitor the spread of the virus.
Aaron C. Brault   +6 more
doaj   +1 more source

Comparative genomics of vancomycin-resistant Staphylococcus aureus strains and their positions within the clade most commonly associated with methicillin-resistant S. aureus hospital-acquired infection in the United States [PDF]

open access: yes, 2012
This research was supported in part with federal funds from the NIAID/NIH/DHHS, including the Harvard-wide Program on Antibiotic Resistance (NIH grant AI083214), NIH grant EY017381 (M.S.G.), contract HHSN27220090018C, and the NARSA program supported ...
Griggs, Allison   +35 more
core   +1 more source

Desempenho comparativo entre duas linhagens de roedeiras comerciais debicadas em diferentes idades na fase de recria Comparative performance between two commercial laying hen strains beak trimmed at different ages on growing phase

open access: yesCiência Rural, 2000
O experimento foi realizado com o objetivo de comparar o desempenho produtivo de duas linhagens comerciais de poedeiras debicadas em diferentes idades na fase de recria.
Pedro Kikuo Oda   +5 more
doaj   +1 more source

EYE STRAIN. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1905
n ...
openaire   +2 more sources

Sequence Variability of P2-Like Prophage Genomes Carrying the Cytolethal Distending Toxin V Operon in Escherichia coli O157 [PDF]

open access: yes, 2013
Cytolethal distending toxins (CDT) are potent cytotoxins of several Gram-negative pathogenic bacteria, including Escherichia coli, in which five types (CDT-I to CDT-V) have been identified so far.
Dobrindt, Ulrich   +4 more
core   +1 more source

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