Results 61 to 70 of about 9,397,880 (350)

Mechanistic basis for inhibition of the extended‐spectrum β‐lactamase GES‐1 by enmetazobactam and tazobactam

open access: yesFEBS Letters, EarlyView.
Antimicrobial resistance (AMR) is of huge importance, resulting in over 1 million deaths each year. Here, we describe how a new drug, enmetazobactam, designed to help fight resistant bacterial diseases, inhibits a key enzyme (GES‐1) responsible for AMR. Our data show it is a more potent inhibitor than the related tazobactam, with high‐level computation
Michael Beer   +10 more
wiley   +1 more source

Inconsistencies in the drawing and interpretation of smiley faces: an observational study

open access: yesBMC Research Notes, 2018
Objectives Pre-prepared smiley face symbols are used widely to gather information on, for example, satisfaction with services or health and well-being.
Mike Clarke   +3 more
doaj   +1 more source

Imeglimin attenuates liver fibrosis by inhibiting vesicular ATP release from hepatic stellate cells

open access: yesFEBS Letters, EarlyView.
Imeglimin, at clinically relevant concentrations, inhibits vesicular ATP accumulation and release from hepatic stellate cells, thereby attenuating purinergic signaling and reducing fibrogenic activation. This mechanism reveals a newly identified antifibrotic action of imeglimin beyond glycemic control.
Seiji Nomura   +8 more
wiley   +1 more source

From quality to outcomes: a national study of afterschool STEM programming

open access: yesInternational Journal of STEM Education, 2019
Background State afterschool networks across the US are engaged in system-building efforts to improve the quality of science, technology, engineering, and math (STEM)-focused afterschool programming.
Patricia J. Allen   +6 more
doaj   +1 more source

Cancer cell death induced by the NAD antimetabolite Vacor discloses the antitumor potential of SARM1

open access: yesFEBS Letters, EarlyView.
Vacor, a compound converted into the toxic metabolite Vacor adenine dinucleotide (VAD) by the nicotinamide salvage pathway enzymes NAMPT and NMNAT2, exhibits antitumor activity by inducing rapid and complete NAD depletion. We report that Vacor toxicity is limited to cell lines expressing high levels of SARM1, a NAD glycohydrolase.
Giuseppe Ranieri   +5 more
wiley   +1 more source

The correlation between measles vaccination rate of children in Poland and incidence rate of this disease from 1998 to 2017 and in Italy from 2012 to 2017

open access: yesJournal of Education, Health and Sport, 2018
Introduction. Measles is a highly contagious disease capable of inducing epidemics, which strike every 2 to 3 years. Before implementing the vaccine in 1963 measles was devastating communities leading to 135 million of victims and 6 million died because ...
Dorota Sokół   +5 more
doaj   +3 more sources

The Smooth Away From Expected (SAFE) non-inferiority frontier: theory and implementation with an application to the D3 trial

open access: yesTrials, 2023
Background In a non-inferiority trial, the choice of margin depends on the expected control event risk. If the true risk differs from expected, power and interpretability of results can be affected. A non-inferiority frontier pre-specifies an appropriate
Matteo Quartagno   +4 more
doaj   +1 more source

Phase Locked Loop Test Methodology [PDF]

open access: yes, 2008
Phase locked loops are incorporated into almost every large-scale mixed signal and digital system on chip (SOC). Various types of PLL architectures exist including fully analogue, fully digital, semi-digital, and software based.
Burbidge, Martin, Richardson, Andrew
core  

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

RAD50 missense variants differentially affect the DNA damage response and mitotic progression

open access: yesFEBS Letters, EarlyView.
RAD50 incorporates into the MRN complex and initiates the DNA damage response. Furthermore, RAD50 promotes mitotic progression. RAD50 missense variants capable of forming an MRN complex supported the DNA damage response and mitotic features to different extents in complementation experiments, indicating these functions are separable and might impact ...
Hanna Redeker   +9 more
wiley   +1 more source

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