Results 111 to 120 of about 4,657,009 (295)

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Smart‐Responsive Multifunctional Therapeutic System for Improved Regenerative Microenvironment and Accelerated Bone Regeneration via Mild Photothermal Therapy

open access: yesAdvanced Science
The treatment of bone defects remains a substantial clinical challenge due to the lack of spatiotemporal management of the immune microenvironment, revascularization, and osteogenic differentiation.
Minhao Wu   +9 more
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

R factors from Enterobacter group.

open access: yes, 1978
Twenty-six R factors transmissible to E. coli K12 were derived from 79 strains of Enterobacter species isolated in various clinical specimens (urine, sputum, blood, pus); 71 of 79 strains were Enterobacter cloacae. Fifteen R factors were fi+: 14 belonged
E. Romero, M. Perduca, PAGANI, LAURA
core  

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Resistência a isoniazida e rifampicina e história de tratamento anterior para tuberculose

open access: yesCadernos de Saúde Pública
Em um estudo caso-controle, realizado no Rio de Janeiro, em 1994, foram incluídos 552 doentes de tuberculose com cultura positiva para Mycobacterium tuberculosis. A resistência a rifampicina e isoniazida foi de 1,8%. A variável de exposição foi "história
Sonia Natal   +3 more
doaj  

Innovation and R&D Policy: the Case of Transforming Sector and Business Services Sector

open access: yesManagement Letters/Cuadernos de Gestión, 2012
This paper analyzes some de factors that improve product innovation for the case of transformation sector and business services sector. Among this factors are human capital, technology, market competition, business expectations, and export intensity of ...
María Soledad Castaño Martínez
doaj  

On r-factors with components containing specified vertices in a torus

open access: yesAKCE International Journal of Graphs and Combinatorics
Let T be a graph obtained by taking the Cartesian product of n cycles of even lengths [Formula: see text]. It is known that for any subset of k vertices of T with [Formula: see text] there exists a 2-factor in T where each cycle contains exactly one of ...
A. V. Sonawane, Y. M. Borse
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

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