Results 171 to 180 of about 74,505 (292)

Photocatalytic Annulation of Primary Amines to δ-Lactams: Access to Privileged (Spiro)piperidine Space. [PDF]

open access: yesOrg Lett
Turner-Dore JC   +9 more
europepmc   +1 more source

UV mutagenesis‐enhanced Streptomyces nogalater produces a novel streptothricin‐like compound with strong activity against cabbage soft rot

open access: yesPest Management Science, EarlyView.
UV mutagenesis of Streptomyces sp. KRA0514‐6 yielded HL‐3, a novel streptothricin‐like compound (C17H29N7O8) with N‐methylglycine replacing β‐lysine, achieving 100% cabbage soft rot control at >1 ppm concentration. Abstract BACKGROUND A total of 1000 soil‐derived actinomycetes were isolated and screened for antibacterial activity against Pectobacterium
Young Sook Kim   +5 more
wiley   +1 more source

Polymersome‐Enabled Multimodal Delivery of Tobramycin and Doripenem for Targeted Eradication of Pseudomonas aeruginosa Biofilms in Chronic Rhinosinusitis

open access: yesSmall, EarlyView.
Schematic representation of diffusion‐based versus pH‐triggered drug release within a bacterial biofilm. In diffusion‐based systems, drug cargo is gradually released independent of local pH, resulting in rapid burst release and reduced sustained concentrations.
Amalie Kjær Andresen   +9 more
wiley   +1 more source

Synthesis of bicyclic lactams using novel Schmidt reactions

open access: yesARKIVOC, 2003
Mike Casey   +3 more
doaj   +1 more source

Photo‐Switched Catalytic Amyloids

open access: yesSmall, EarlyView.
Photo‐switched reversible hierarchical assembly of catalytic amyloid fibrils is accomplished by mixing an amphiphilic cross‐ß peptide with a merocyanine photo switch. The peptide monomers, comprising phenylalanine‐lysine repeats, do not self‐assemble in water because of the electrostatic repulsion.
Shubhra Kanti Bhaumik   +8 more
wiley   +1 more source

Programmable 3D Microfluidics Reveals Motility‐Driven Antibiotic Resistance Evolution in Gradients

open access: yesSmall, EarlyView.
Using a programmable microfluidic platform, this study shows that bacterial motility is crucial for resistance development in heterogeneous antibiotic landscapes. Motile Escherichia coli randomly migrates along antibiotic gradients, and sufficient movement is required for resistance to emerge.
Xiaobo Li   +8 more
wiley   +1 more source

The phenotypic landscape of the model firmicute <i>Bacillus subtilis</i>. [PDF]

open access: yesProc Natl Acad Sci U S A
Kim LM   +6 more
europepmc   +1 more source

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