Results 71 to 80 of about 6,124,915 (260)

Mesocellular carbon foam with a bimodal structure and its use for enzyme immobilization

open access: yes, 2005
1
김학성   +10 more
core  

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Improving the specific activity and pH stability of xylanase XynHBN188A by directed evolution

open access: yesBioresources and Bioprocessing, 2019
Background Xylanases have been successfully used in food, paper, and pulp industries and are considered to be a key player in the biodegradation of xylan to valuable end products.
La Xiang   +4 more
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

A new phosphatase of the haloacid dehalogenase superfamily from the hyperthermophilic archaeon Thermococcus onnurineus NA1

open access: yes, 2007
As a part of genomic research of the Thermococcus onnurineus NA1, a hyperthermophilic archaeon collected from a deep-sea hydrothermal vent area, a gene annotated as a hydrolase of the haloacid dehalogenase superfamily was investigated to assign its ...
이정현   +3 more
core  

Inhibition of dipeptidyl peptidase 7 impairs lysophagy in LLOMe‐treated HepG2 cells

open access: yesFEBS Letters, EarlyView.
DPP7 inhibition delays ubiquitin‐dependent lysophagy by attenuating ubiquitin accumulation and the recruitment of SQSTM1 and LC3 to damaged lysosomes, resulting in delayed clearance of damaged lysosomes and impaired restoration of lysosomal homeostasis. Created using FigureLabs (Certificate ID: FL‐PUB‐20260922‐Z99XNX).
Na Yeon Park   +8 more
wiley   +1 more source

Secondary Metabolites of Fomitopsis betulina: Chemical Structures, Biological Activity and Application Prospects

open access: yesJournal of Fungi
Fomitopsis betulina, as a macrofungus with both medicinal and dietary applications, is renowned for its rich content of bioactive substances. The recent advancements in research have significantly enhanced our understanding of its polysaccharides ...
Jianghao Li   +4 more
doaj   +1 more source

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

Ultraweak interactions drive cap-mediated positioning and elongation of the bacterial flagellar filament

open access: yesNature Communications
The bacterial flagellum, essential for motility and pathogenesis, requires the filament cap (FliD) to polymerize flagellin (FliC). However, the mechanisms governing the transition from the hook junction to the filament elongation remain elusive, obscured
Lixia Chen   +7 more
doaj   +1 more source

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