Results 41 to 50 of about 423,275 (247)

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

VARIACIÓN DEL AREA DE PARED CELULAR EN Pinus radiata D. DON

open access: yesMaderas: Ciencia y Tecnología, 2003
Se evaluó la variación del porcentaje (%) de área de pared celular de la madera de Pinus radiata D. Don, según la posición en el árbol y la procedencia según el tipo de suelo (zonas geográfica) en el que crecieron los árboles.
Ana María Fernandez, Linette Salvo
doaj  

Skeletal nutrient vascular adaptation induced by external oscillatory intramedullary fluid pressure intervention

open access: yesJournal of Orthopaedic Surgery and Research, 2010
Background Interstitial fluid flow induced by loading has demonstrated to be an important mediator for regulating bone mass and morphology. It is shown that the fluid movement generated by the intramedullary pressure (ImP) provides a source for pressure ...
Qin Yi-Xian, Brink Peter, Lam Hoyan
doaj   +1 more source

Long‐term hippocampal alterations and cognitive impairment in a murine model of surgical sepsis

open access: yesFEBS Open Bio, EarlyView.
Using a mouse model of surgical sepsis, we tested long‐term memory and analyzed the transcriptome of single cells isolated from the hippocampus. Survivor mice showed worse memory, loss of certain brain cell subpopulations, and abnormal immune cell activity—suggesting that post‐sepsis brain alterations may be linked to cognitive deficits.
Dong Seong Cho   +4 more
wiley   +1 more source

Variación del área de pared celular en Pinus Radiata D. Don

open access: yesMaderas: Ciencia y Tecnología, 2014
En este trabajo se evaluó la variación del porcentaje (%) de Área de pared celular de la madera de pino radiata (Pinus radiata D. Don), según la posición en el Árbol (altura y diámetro)y la procedencia según el tipo de suelo (zonas geográficas) en el que
Ana María Fernández, Linette Salvo
doaj  

In vitro synergy testing of prodigiosin in combination with inhibitors of cell wall synthesis against Mycobacterium smegmatis

open access: yesRegulatory Mechanisms in Biosystems, 2020
The cell wall is not a target of currently used therapeutics as Mycobacterium are considered naturally resistant to most β-lactam antibiotics. Therefore, combinations of conventional antibiotics with antibiotic activity-enhancing compounds offer a ...
D. A. Ivanchenko, L. M. Hrytsenko
doaj   +1 more source

How phagocytic cells kill bacteria: Lessons from a professional killer

open access: yesFEBS Open Bio, EarlyView.
How phagocytic cells ingest and kill bacteria has been studied for more than a century, but many questions remain unanswered. The study of the amoeba Dictyostelium discoideum brings new answers, and new questions. Professional phagocytic cells such as neutrophils and macrophages, as well as free‐living soil amoebae like Dictyostelium discoideum, employ
Otmane Lamrabet, Pierre Cosson
wiley   +1 more source

A New Method for Determining the Area of Cell Walls in Rye Doughs Based on Fluorescence Microscopy and Computer-assisted Image Analysis

open access: yesLWT - Food Science and Technology, 1997
An objective method to quantify visible cell walls in thin sections of rye dough has been developed using light microscopy. This method is based on the detection of Calcofluor-induced fluorescence of mixed-linked (1,3)(1,4)-β-glucan found in cell walls with a fluorescence microscope, and calculating the area of blue fluorescence in the microscope ...
Parkkonen, Teija   +3 more
openaire   +2 more sources

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

Unraveling the complexities of plant cell wall biosynthesis for enhanced biofuel production: a molecular genetics perspective

open access: yesAcademia Molecular Biology and Genomics
The molecular genetics of plant cell wall synthesis is a critical area of research with significant implications for biofuel production. The plant cell wall, a complex network of biopolymers including cellulose, hemicellulose, pectin, and ...
Jyoti Prakash Sahoo   +5 more
doaj   +1 more source

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