Results 61 to 70 of about 2,870,954 (374)

Spatiotemporal Organization of Biofilm Matrix Revealed by Confocal Raman Mapping Integrated with Non-Negative Matrix Factorization Analysis.

open access: yesAnalytical Chemistry, 2019
Biofilms are microbial aggregates of microorganisms surrounded by a hydrogel-like matrix formed by extracellular polymeric substances (EPS). The formation of biofilms is intrinsically complex, from the attachment of microbial cells to the dispersion of ...
Xiao-Yang Liu   +6 more
semanticscholar   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Intergranular diffusion rates from the analysis of garnet surfaces: implications for metamorphic equilibration [PDF]

open access: yes, 2017
Novel approaches to garnet analysis have been used to assess rates of intergranular diffusion between different matrix phases and garnet porphyroblasts in a regionally metamorphosed staurolite-mica-schist from the Barrovian-type area in Scotland.
Chung, Peter   +2 more
core   +1 more source

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Antireflection Surfaces for Biological Analysis Using Laser Desorption Ionization Mass Spectrometry

open access: yesResearch, 2018
Laser desorption ionization mass spectrometry (LDI-MS) is a primary tool for biological analysis. Its success relies on the use of chemical matrices that facilitate soft desorption and ionization of the biomolecules, which, however, also limits its ...
Jing Yang   +6 more
doaj   +1 more source

Challenge and Reduction of Matrix Effects in Baijiu Analysis [PDF]

open access: yesShipin Kexue
A variety of components with different chemical structures have been found in Baijiu at highly variable concentrations. Therefore, matrix effects is prevalent in Baijiu analysis, posing challenges to the accurate characterization and quantification of ...
LIAN Xudong, SHANG Xiaolong, JIA Yintao, YE Siting, AN Mingzhe, ZHAO Dong, ZHENG Jia, SUN Xiaotao, DONG Wei
doaj   +1 more source

Sampling and Mapping Chemical Space with Extended Similarity Indices

open access: yesMolecules, 2023
Visualization of the chemical space is useful in many aspects of chemistry, including compound library design, diversity analysis, and exploring structure–property relationships, to name a few.
Kenneth López-Pérez   +3 more
doaj   +1 more source

OLIgo mass profiling (OLIMP) of extracellular polysaccharides. [PDF]

open access: yes, 2010
The direct contact of cells to the environment is mediated in many organisms by an extracellular matrix. One common aspect of extracellular matrices is that they contain complex sugar moieties in form of glycoproteins, proteoglycans, and/or ...
Gille, Sascha   +2 more
core   +3 more sources

Mass Spectrometry-Based Chemical and Enzymatic Methods for Global Analysis of Protein Glycosylation.

open access: yesAccounts of Chemical Research, 2018
Glycosylation is one of the most common protein modifications, and it is essential for mammalian cell survival. It often determines protein folding and trafficking, and regulates nearly every extracellular activity, including cell-cell communication and ...
Haopeng Xiao   +3 more
semanticscholar   +1 more source

The role of fibroblast growth factors in cell and cancer metabolism

open access: yesFEBS Letters, EarlyView.
Fibroblast growth factor (FGF) signaling regulates crucial signaling cascades that promote cell proliferation, survival, and metabolism. Therefore, FGFs and their receptors are often dysregulated in human diseases, including cancer, to sustain proliferation and rewire metabolism.
Jessica Price, Chiara Francavilla
wiley   +1 more source

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