Results 81 to 90 of about 25,229 (271)

A Dual‐Functional Biohybrid Nanorobot to Synergistically Eradicate Biofilm and Degrade Antibiotic Resistance Genes

open access: yesAdvanced Science, EarlyView.
A biohybrid nanorobot integrating lytic bacteriophage N4 with Pd nanozymes is developed for targeted eradication of multidrug‐resistant E. coli biofilms. Synergistic bacterial lysis and ROS‐mediated oxidation enable simultaneous biofilm removal and antibiotic resistance genes degradation, maintaining high efficacy in complex wastewater environments ...
Junzheng Zhang   +9 more
wiley   +1 more source

Antibiotic resistance evolved via inactivation of a ribosomal RNA methylating enzyme. [PDF]

open access: yes, 2016
Modifications of the bacterial ribosome regulate the function of the ribosome and modulate its susceptibility to antibiotics. By modifying a highly conserved adenosine A2503 in 23S rRNA, methylating enzyme Cfr confers resistance to a range of ribosome ...
Fujimori, Danica Galonić   +3 more
core  

Mechanosensitive Piezo1/Osteocalcin/Irisin Axis Protects Against Disuse‐Induced Muscle Atrophy

open access: yesAdvanced Science, EarlyView.
Mechanical unloading suppresses bone Piezo1 expression, which reduces circulating undercarboxylated osteocalcin (unOCN). unOCN reduction subsequently exacerbates IMM‐induced Fndc5/Irisin decrease and drives severe muscle atrophy. Bone Piezo1 activation or exogenous osteocalcin/Irisin ameliorate muscle atrophy, while muscle‐specific Gprc6a or Fndc5 ...
Zhaolu Wang   +5 more
wiley   +1 more source

A ribosome-inactivating protein in a Drosophila defensive symbiont [PDF]

open access: yesProceedings of the National Academy of Sciences, 2015
Significance Symbioses between animals and microbes are now recognized as critical to many aspects of host health. This is especially true in insects, which are associated with diverse maternally transmitted endosymbionts that can protect against parasites and pathogens.
Phineas T, Hamilton   +3 more
openaire   +2 more sources

Metabolism‐Based Biomarkers for Rapid Phenotypic Antibiotic Susceptibility Testing

open access: yesAdvanced Science, EarlyView.
Metabolic differences emerging after antibiotic exposure provide rapid phenotypic signals of susceptibility and resistance. This review summarizes metabolic biomarkers for rapid phenotypic AST, associated with nutrient uptake, respiratory activity, metabolic reprogramming, and enzymatic function. ABSTRACT The accelerating global crisis of antimicrobial
Sha Yu   +7 more
wiley   +1 more source

Plant Toxin-Based Immunotoxins for Cancer Therapy: A Short Overview

open access: yesBiomedicines, 2016
Immunotoxins are chimeric proteins obtained by linking a toxin to either an intact antibody or an antibody fragment. Conjugation can be obtained by chemical or genetic engineering, where the latter yields recombinant conjugates.
Letizia Polito   +2 more
doaj   +1 more source

Immunotoxins and Anticancer Drug Conjugate Assemblies: The Role of the Linkage between Components [PDF]

open access: yes, 2011
Immunotoxins and antibody-drug conjugates are protein-based drugs combining a target-specific binding domain with a cytotoxic domain. Such compounds are potentially therapeutic against diseases including cancer, and several clinical trials have shown ...
Franco Dosio, Luigi Cattel, Paola Brusa
core   +3 more sources

Oligopeptides/DNA Coacervate Droplets as Macromolecular Delivery Microcarriers

open access: yesAdvanced Science, EarlyView.
Oligopeptide–DNA coacervates formed via liquid–liquid phase separation serve as programmable carriers for macromolecular cargos, entering cells through lipid raft–associated pathways and subsequently undergoing enzyme triggered intracellular disassembly driven by DNA degradation processes, thereby enabling efficient, controlled, and spatially defined ...
Linyi Zhang   +5 more
wiley   +1 more source

Interaction between maize ribosome-inactivating protein and ribosomes [PDF]

open access: yes, 2011
Poster Presentation: abstract no. A11Ribosome‐inactivating proteins (RIPs) represent a group of N‐glycosidases which can cleave the N‐glycosidic bond of adenine at 23S and 28S ribosomal RNA (rRNA) of ribosome and subsequently lead to a halt of protein ...
Au, SWM   +6 more
core  

Variation in life history traits and transcriptome associated with adaptation to diet shifts in the ladybird Cryptolaemus montrouzieri [PDF]

open access: yes, 2016
Background: Despite the broad diet range of many predatory ladybirds, the mechanisms involved in their adaptation to diet shifts are not completely understood.
A Haselton   +51 more
core   +4 more sources

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