scholarly journals Complete Genome Sequence of the Methicillin-Resistant Staphylococcus aureus Strain SQL1/USA300, Used for Testing the Antimicrobial Properties of Clay Phyllosilicates and Customized Aluminosilicates

2021 ◽  
Vol 10 (45) ◽  
Author(s):  
Enrique G. Medrano ◽  
Shelley E. Haydel

Methicillin-resistant Staphylococcus aureus (MRSA) is a Gram-positive bacterium that causes community-acquired and health care-acquired infections. We previously demonstrated that clay phyllosilicates and customized aluminosilicates display antimicrobial activity against the MRSA strain SQL1. The SQL1 annotated genome reveals a USA300 lineage and contributes critical knowledge of the MRSA virulence factors associated with tissue infection.

2019 ◽  
Vol 8 (23) ◽  
Author(s):  
Ting Lei ◽  
Ying Zhang ◽  
Junshu Yang ◽  
Kevin Silverstein ◽  
Yinduo Ji

The hospital-acquired methicillin-resistant Staphylococcus aureus (HA-MRSA) strain WCUH29 has been intensively and widely used as a model system for identification and evaluation of novel antibacterial targets and pathogenicity. In this announcement, we report the complete genome sequence of HA-MRSA WCUH29 (NCIMB 40771).


2017 ◽  
Vol 5 (42) ◽  
Author(s):  
Sofia B. Mohamed ◽  
Mohamed S. Ali ◽  
Faisal M. Alamir ◽  
Tahani B. Alyas ◽  
Abdallah E. Ahmed ◽  
...  

ABSTRACT Methicillin-resistant Staphylococcus aureus is increasingly becoming resistant to most antibiotics and consequently has become a challenging public health problem in Sudan. The present study documented the first complete genome sequence of strain SO-1977, isolated from a contaminated wound in Sudan.


2020 ◽  
Vol 9 (18) ◽  
Author(s):  
Xianchun Zong ◽  
Dehua Liu ◽  
Min Li ◽  
Baolin Sun

Staphylococcal pathogens, especially multidrug-resistant Staphylococcus aureus, are responsible for various clinical infections. Multilocus sequence type 630 (ST630) methicillin-resistant Staphylococcus aureus has been shown to have augmented pathogenicity in humans. In this announcement, we report the complete genome sequence of community-acquired methicillin-resistant strain RJ1267 of Staphylococcus aureus ST630.


2015 ◽  
Vol 59 (11) ◽  
pp. 7142-7144 ◽  
Author(s):  
Stefan Monecke ◽  
Geoffrey W. Coombs ◽  
Julie Pearson ◽  
Helmut Hotzel ◽  
Peter Slickers ◽  
...  

ABSTRACTA West Australian methicillin-resistantStaphylococcus aureusstrain (WA MRSA-59) was characterized by microarray and sequencing. Its pseudo-staphylococcal cassette chromosomemec(SCCmec) element compriseddcs,Q9XB68-dcs,mvaS-SCC,Q5HJW6,dru,ugpQ,ydeM,mecA-mecR-mecI, txbimecI,tnpIS431,copA2-mco(copper resistance),ydhK,arsC-arsB-arsR(arsenic resistance), open reading frame PT43, andper-2. Recombinase genes,xylR(mecR2), and PSM-mec(phenol-soluble modulin) were absent. We suggest thatmeccomplex A should be split into two subtypes. One harbors PSM-mecandxylR(mecR2). It is found in SCCmectypes II, III, and VIII. The second subtype, described herein, is present in WA MRSA-59 and some coagulase-negative staphylococci.


2019 ◽  
Vol 8 (11) ◽  
Author(s):  
George E. Chlipala ◽  
Zhengdeng Arden Lei ◽  
Mark Maienschein-Cline ◽  
Kevin Kunstman ◽  
Koh Okamoto ◽  
...  

We report the genome sequence of a methicillin-resistant Staphylococcus aureus (MRSA) strain, isolated from a surgical intensive care unit. This completely closed genome of a USA100 isolate contains a major chromosome and a plasmid and will serve as a reference genome for genetic analysis of MRSA strains.


2019 ◽  
Vol 8 (40) ◽  
Author(s):  
David R. Cameron ◽  
Alban Ramette ◽  
Josef Prazak ◽  
José Entenza ◽  
Matthias Haenggi ◽  
...  

Methicillin-resistant Staphylococcus aureus (MRSA) strain AW7 is a commonly used challenge strain in experimental models of MRSA infection. Here, we report its draft genome sequence.


Molecules ◽  
2021 ◽  
Vol 26 (4) ◽  
pp. 1094
Author(s):  
Melissa M. Cadelis ◽  
Soeren Geese ◽  
Benedict B. Uy ◽  
Daniel R. Mulholland ◽  
Shara J. van de Pas ◽  
...  

Antimicrobial bioassay-guided fractionation of the endophytic fungi Neofusicoccum australe led to the isolation of a new unsymmetrical naphthoquinone dimer, neofusnaphthoquinone B (1), along with four known natural products (2–5). Structure elucidation was conducted by nuclear magnetic resonance (NMR) spectroscopic methods, and the antimicrobial activity of all the natural products was investigated, revealing 1 to be moderately active towards methicillin-resistant Staphylococcus aureus (MRSA) with a minimum inhibitory concentration (MIC) of 16 µg/mL.


2021 ◽  
Vol 22 (12) ◽  
pp. 6400
Author(s):  
Joseph Breheny ◽  
Cian Kingston ◽  
Robert Doran ◽  
Joao Anes ◽  
Marta Martins ◽  
...  

Herein, we report antibacterial and antifungal evaluation of a series of previously prepared (+)-tanikolide analogues. One analogue, (4S,6S)-4-methyltanikolide, displayed promising anti-methicillin-resistant Staphylococcus aureus activity with a MIC of 12.5 µg/mL. Based on the antimicrobial properties of the structurally related (−)-malyngolide, two further analogues (4S,6S)-4-methylmalyngolide and (4R,6S)-4-methylmalyngolide bearing a shortened n-nonyl alkyl side chain were prepared in the present study using a ZrCl4-catalysed deprotection/cyclisation as the key step in their asymmetric synthesis. When these were tested for activity against anti-methicillin-resistant Staphylococcus aureus, the MIC increased to 50 µg/mL.


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