Results 141 to 150 of about 244,019 (334)

Direct Ambient Mass Spectrometry for Food, Beverage, and Agricultural Sample Analysis and Research

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Ambient and direct mass spectrometry (MS) methods are becoming increasingly used for the rapid analysis of food, beverage and agricultural samples. Novel ionization approaches combined with targeted, or untargeted workflows provide analytical outcomes within a greatly reduced time period compared to traditional separation science coupled with ...
Leigh M. Schmidtke   +3 more
wiley   +1 more source

Modifying Antibiotic Activity of Synthetic Thiadiazine Analogs Against MDR Bacteria and ADMET Analysis

open access: yesChemistryOpen, EarlyView.
The study demonstrated that thidiazine compounds potentiated the action of antibiotics. The compounds associated with norfloxacin against S. aureus showed greater significance in relation to the other medications. The indiscriminate use of antibiotics has led to the selection of resistant bacterial strains, significantly reducing the effectiveness of ...
João Arthur de Oliveira Borges   +15 more
wiley   +1 more source

Application of firefly luciferase assay for adenosine triphosphate (ATP) to antimicrobial drug sensitivity testing [PDF]

open access: yes
The development of a rapid method for determining microbial susceptibilities to antibiotics using the firefly luciferase assay for adenosine triphosphate (ATP) is documented. The reduction of bacterial ATP by an antimicrobial agent was determined to be a
Barza, M. J.   +6 more
core   +1 more source

Structure and Mechanism of PhdC, a Prenylated‐Flavin Maturase

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT Prenylated flavin mononucleotide (prFMN) is a modified flavin cofactor required by the UbiD family of (de)carboxylase enzymes. While the reduced prFMNH2 form is produced by the flavin prenyltransferase UbiX, the corresponding two‐electron oxidized prFMNiminium form is required to support UbiD catalysis. Thus, oxidative maturation of prFMNH2 is
Dominic R. Whittall   +4 more
wiley   +1 more source

Randomized Treatment of Patients with Typhoid Fever by Using Ceftriaxone or Chloramphenicol [PDF]

open access: yes, 2017
Sixty-three patients with Salmonella typhi infections were randomly assigned to receive either ceftriaxone iv in single daily doses of 75 mg/kg for children and 3-4 g for adults for seven days or to receive 60 mg of chloramphenicol/kg a day orally or iv ...
Alam, Nurul H.   +6 more
core  

Adverse effects of grapevine trunk diseases on canes produced from infected rootstock mother blocks

open access: yesPest Management Science, EarlyView.
High incidences of GTD pathogens in rootstock mother vine heads, with Phaeomoniella chlamydospora and Diplodia seriata affecting cane physiology and quality. One‐year‐old canes harbor systemic inoculum, highlighting the need for careful monitoring and management.
Wynand Jacobus van Jaarsveld   +5 more
wiley   +1 more source

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