Results 81 to 90 of about 1,224,230 (307)

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

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

Small RNA pathways in mammalian oocytes

open access: yesFEBS Open Bio, EarlyView.
Three distinct small RNA pathways operate in mammalian oocytes: RNAi interference (RNAi), the microRNA (miRNA) pathway, and the PIWI‐associated RNA (piRNA) pathway. These pathways use small RNAs to guide sequence‐specific repression and contribute to oocyte biology by targeting genes and mobile elements or appear insignificant since different ...
Petr Svoboda, Josef Pasulka
wiley   +1 more source

Function of NAD metabolism in white adipose tissue: lessons from mouse models

open access: yesAdipocyte
Nicotinamide Adenine Dinucleotide (NAD) is an endogenous substance in redox reactions and regulates various functions in metabolism. NAD and its precursors are known for their anti-ageing and anti-obesity properties and are mainly active in the liver and
So Young Kwon, Yoon Jung Park
doaj   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

A polyprotein precursor of two mitochondrial enzymes in Neurospora crassa. Gene structure and precursor processing.

open access: yesJournal of Biological Chemistry, 1994
N-Acetylglutamate kinase (AGK) and N-acetyl-gamma-glutamyl-phosphate reductase (AGPR) function as two separate mitochondrial enzymes, but are encoded by a single nuclear gene in several fungi. The Neurospora crassa arg-6 gene encoding these enzymes has been cloned and sequenced, and the enzymes responsible for processing the polyprotein precursor have ...
S F, Gessert   +3 more
openaire   +2 more sources

Successive translocation into and out of the mitochondrial matrix [PDF]

open access: yes, 1987
We investigated the import and sorting pathways of cytochrome b2 and cytochrome c1, which are functionally located in the intermembrane space of mitochondria.
Ostermann, Joachim   +3 more
core   +1 more source

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

Truncating Homozygous Mutation of Carboxypeptidase E (CPE) in a Morbidly Obese Female with Type 2 Diabetes Mellitus, Intellectual Disability and Hypogonadotrophic Hypogonadism.

open access: yesPLoS ONE, 2015
Carboxypeptidase E is a peptide processing enzyme, involved in cleaving numerous peptide precursors, including neuropeptides and hormones involved in appetite control and glucose metabolism.
Suzanne I M Alsters   +14 more
doaj   +1 more source

Dynamics of Monoterpene Formation in Spike Lavender Plants

open access: yesMetabolites, 2017
The metabolic cross-talk between the mevalonate (MVA) and the methylerythritol phosphate (MEP) pathways was analyzed in spike lavender (Lavandula latifolia Med) on the basis of 13CO2-labelling experiments using wildtype and transgenic plants ...
Isabel Mendoza-Poudereux   +5 more
doaj   +1 more source

Enzyme activity and dynamics in near-anhydrous conditions [PDF]

open access: yes, 2009
Water is widely assumed to be essential for life 1, although the exact molecular basis of this requirement is unclear 2-4. Water facilitates protein motions 5-9 and although enzyme activity has been demonstrated at low hydrations in organic solvents 10 ...
John Finney   +6 more
core  

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