Results 61 to 70 of about 1,501,856 (330)

Microbial exopolysaccharide production by polyextremophiles in the adaptation to multiple extremes

open access: yesFEBS Letters, EarlyView.
Polyextremophiles are microorganisms that endure multiple extreme conditions by various adaptation strategies that also include the production of exopolysaccharides (EPSs). This review provides an integrated perspective on EPS biosynthesis, function, and regulation in these organisms, emphasizing their critical role in survival and highlighting their ...
Tracey M Gloster, Ebru Toksoy Öner
wiley   +1 more source

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

Exploring new frontiers in the pulsed power laboratory: Recent progress

open access: yesResults in Physics, 2015
One of the most fundamental processes in the Universe, nucleosynthesis of elements drives energy production in stars as well as the creation of all atoms heavier than hydrogen.
S. Adamenko   +14 more
doaj   +1 more source

Long-term survival after definitive proton beam therapy for oligorecurrent esophageal squamous cell carcinoma: a case report

open access: yesJournal of Medical Case Reports, 2022
Background Radical esophagectomy for esophageal squamous cell carcinoma has improved survival, but the rate of recurrence is high. Patients of recurrent esophageal squamous cell carcinoma after failure of chemotherapy have a poor prognosis.
Yojiro Ishikawa   +8 more
doaj   +1 more source

The explicit procedures for reconstruction of full set of helicity amplitudes in elastic proton-proton and proton-antiproton collisions [PDF]

open access: yes, 2006
The explicit procedures are described for reconstruction of the full set of helicity amplitudes in proton-proton and proton-antiproton elastic scattering.
Nurushev, S. B., Okorokov, V. A.
core   +4 more sources

On proton-proton bremsstrahlung [PDF]

open access: yesPhysics Letters B, 1967
Abstract The cross section for proton-proton bremsstrahlung has been calculated for soft photons in a model independent way. Comparison with experiments has been made.
openaire   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

First-in-human trial using mixed-reality visualization for patient setup during breast or chest wall radiotherapy

open access: yesRadiation Oncology
Background The purpose of this study is to assess the feasibility of mixed-reality (MixR) visualization for patient setup in breast and chest wall radiotherapy (RT) by performing a first-in-human clinical trial comparing MixR with a 3-point alignment ...
Perry B. Johnson   +8 more
doaj   +1 more source

Standard Operating Procedure (SOP) for mould room practices and simulation of head neck cancer patients undergoing proton therapy

open access: yesTechnical Innovations & Patient Support in Radiation Oncology, 2022
Head Neck cancer patients treated with modern proton therapy need special attention during mould room procedures. In addition to usual mould room practices, patients undergoing Intensity Modulated Proton Therapy (IMPT) require attention to the special ...
Utpal Gaikwad   +8 more
doaj   +1 more source

Parity Violation in Proton-Proton Scattering

open access: yes, 1997
Measurements of parity-violating longitudinal analyzing powers (normalized asymmetries) in polarized proton-proton scattering provide a unique window on the interplay between the weak and strong interactions between and within hadrons. Several new proton-
A.A. Green   +61 more
core   +1 more source

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