Results 161 to 170 of about 1,194,207 (363)

In Silico Detection and Typing of Plasmids using PlasmidFinder and Plasmid Multilocus Sequence Typing

open access: yesAntimicrobial Agents and Chemotherapy, 2014
A. Carattoli   +7 more
semanticscholar   +1 more source

MiR‐513a promotes human erythroid differentiation by modulating c‐Jun

open access: yesFEBS Open Bio, EarlyView.
During early human erythropoiesis, miR‐513a promoted erythroid differentiation in primary human CD34+ hematopoietic stem‐progenitor cells and human TF‐1 erythroleukemic cells by indirectly decreasing c‐Jun and phospho‐c‐Jun expression, which are associated with increased GATA1 expression.
MinJung Kim   +11 more
wiley   +1 more source

Eclipse period of R1 plasmids during downshift from elevated copy number : Nonrandom selection of copies for replication

open access: yes, 2012
The classical Meselson-Stahl density-shift method was used to study replication of pOU71, a runaway-replication derivative of plasmid R1 in Escherichia coli. The miniplasmid maintained the normal low copy number of R1 during steady growth at 30 degrees C,
Nordström, Kurt,   +3 more
core   +1 more source

Amplification of mecA gene in multi-drug resistant Staphylococcus aureus strains from hospital personnel

open access: yesJournal of Infection in Developing Countries, 2007
Background: Antibiotic resistance is common among bacterial pathogens associated with both community acquired and nosocomial infections. In view of the present problem of drug resistance we investigated the prevalence of methicillin resistant ...
Asad U Khan,1 Ayesha Sultan,1 Anju Tyagi,2 Shazia Zahoor,3 Mohd Akram,1 Sukhminderjit Kaur,3 Mohd Shahid,2 Chetana V Vaishnavi1
doaj  

Decoding the enigma: unveiling the transmission characteristics of waterfowl-associated blaNDM-5-positive Escherichia coli in select regions of China

open access: yesFrontiers in Microbiology
Escherichia coli (E. coli) serves as a critical indicator microorganism for assessing the prevalence and dissemination of antibiotic resistance, notably harboring various antibiotic-resistant genes (ARGs).
Shaqiu Zhang   +65 more
doaj   +1 more source

Self-Documenting Plasmids

open access: yesTrends in Biotechnology
S ummary Plasmids are the workhorse of biotechnology. These small DNA molecules are used to produce recombinant proteins and to engineer living organisms. They can be regarded as the blueprints of many biotechnology products. It is, therefore, critical to ensure that the sequences of
Sarah I. Hernandez   +3 more
openaire   +4 more sources

Rapid screening of staphylokinase protein variants using an unpurified cell‐free expression system

open access: yesFEBS Open Bio, EarlyView.
An unpurified cell‐free protein synthesis (CFPS) platform enables rapid functional screening of staphylokinase variants. Direct plasminogen‐activation assays performed in microplate format provide real‐time activity readouts, allowing rapid identification and ranking of variants with improved or reduced fibrinolytic activity without protein ...
Maria Tomková   +3 more
wiley   +1 more source

Real-time plasmid transmission detection pipeline

open access: yesMicrobiology Spectrum
The spread of antimicrobial resistance among bacteria by horizontal plasmid transmissions poses a major challenge for clinical microbiology. Here, we evaluate a new real-time plasmid transmission detection pipeline implemented in the SeqSphere+ (Ridom ...
Natalie Scherff   +4 more
doaj   +1 more source

High-efficiency transformation of mammalian cells by plasmid DNA.

open access: yesMolecular and Cellular Biology, 1987
Claudia A. Chen, H. Okayama
semanticscholar   +1 more source

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

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