Results 141 to 150 of about 21,172,837 (325)

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Anticancer sensitivities and biological characteristics of HCT116 cells resistant to the selective poly(ADP‐ribose) glycohydrolase inhibitor

open access: yesFEBS Open Bio, EarlyView.
We analyzed alterations of PAR metabolism‐related proteins in PARG inhibitor‐resistant HCT116RPDD cells. Although PARG levels remained unchanged, HCT116RPDD cells exhibited reduced PARP1 and ARH3 expression and elevated PAR levels. Interestingly, HCT116RPDD cells exhibited slightly elevated intracellular NAD+/NADH and ATP levels. Our findings suggest a
Kaede Tsuda, Yoko Ogino, Akira Sato
wiley   +1 more source

New records [PDF]

open access: yesArctoa, 2009
Olga M. Afonina   +29 more
openaire   +1 more source

A new record of the desert truffle Picoa lefebvrei in Saudi Arabia

open access: hybrid, 2013
Abdulhakim Bawadekji   +3 more
openalex   +1 more source

Rare and new records of diatoms in Turkey from Kütahya flowing waters [PDF]

open access: diamond, 2016
Cüneyt Nadir Solak   +3 more
openalex   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Seis especies nuevas y dos nuevos registros de helechos (Pteridophyta) para Costa Rica

open access: yesRevista de Biología Tropical, 2001
Six new species of Pteridophyta from Costa Rica are described: Seis especies nuevas de Pteridophyta para Costa Rica son descritas: Dryopteris flaccisquama A. Rojas, Hypolepis lellingeri A. Rojas, Hypolepis moraniana A.
Alexander Fco. Rojas - Alvarado
doaj  

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

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