Results 11 to 20 of about 46,349 (329)

Improved catalytic activity of ruthenium–arene complexes in the reduction of NAD+ [PDF]

open access: yes, 2012
A series of neutral Ru-II half-sandwich complexes of the type [(eta(6)-arene)Ru(N,N')Cl] where the arene is para-cymene (p-cym), hexamethylbenzene (hmb), biphenyl (bip), or benzene (bn) and N,N' is N-(2-aminoethyl) -4-(trifluoromethyl)benzenesulfonamide (
Abraha Habtemariam   +52 more
core   +8 more sources

4,7-Dimethoxy-6-propyl-2H-1,3-benzodioxole-5-carbaldehyde

open access: yesMolbank, 2023
A simple intermediate for the synthesis of methoxy-analogues of coenzymes Q with substituents having various chain lengths based on natural polyalkoxyallylbenzene apiol has been developed.
Dmitry V. Tsyganov, Victor V. Semenov
doaj   +1 more source

Remnants of an ancient metabolism without phosphate [PDF]

open access: yes, 2017
Phosphate is essential for all living systems, serving as a building block of genetic and metabolic machinery. However, it is unclear how phosphate could have assumed these central roles on primordial Earth, given its poor geochemical accessibility.
Goldford, Joshua E.   +3 more
core   +1 more source

Structure and function of yeast alcohol dehydrogenase [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
1. Introduction 2. Isoenzymes of YADH 3. Substrate specificity 4. Kinetic mechanism 5. Primary structure 6. The active site 7. Mutations in the yeast enzyme 8. Chemical mechanism 9. Binding of coenzymes 10.
VLADIMIR LESKOVAC, SVETLANA TRIVIC
doaj   +2 more sources

A new limit for blood metabolite analysis using 1H NMR spectroscopy

open access: yesJournal of Magnetic Resonance Open, 2022
Human blood is the most widely used biospecimen in the clinic and the metabolomics field. While both mass spectrometry and NMR spectroscopy are the two premier analytical platforms in the metabolomics field, NMR exhibits several unsurpassed ...
G.A. Nagana Gowda   +2 more
doaj   +1 more source

Scoping studies to establish the capability and utility of a real-time bioaerosol sensor to characterise emissions from environmental sources [PDF]

open access: yes, 2018
A novel dual excitation wavelength based bioaerosol sensor with multiple fluorescence bands called Spectral Intensity Bioaerosol Sensor (SIBS) has been assessed across five contrasting outdoor environments.
Alexis Attwood   +66 more
core   +6 more sources

The content of riboflavin and its coenzymes forms in the brain of rats of different ages

open access: yesJournal of Education, Health and Sport, 2017
The content of total riboflavin and its coenzymes (FAD and FMN) in the brain homogenates of rats of different ages by means of fluorimetric ion exchange chromatography was determined. The experiment included 3 age groups of rats: 3 months, 10-12 months,
N. L. Fedorko   +2 more
doaj   +3 more sources

Nucleotides: Structure and Properties [PDF]

open access: yes, 2005
Nucleotides consist of a nitrogen-containing base, a five-carbon sugar, and one or more phosphate groups. Cells contain many types of nucleotides, which play a central role in a wide variety of cellular processes, including metabolic regulation and the ...
Bowater, RP
core   +1 more source

Effects of Cholecalciferol on Key Components of Vitamin D-Endo/Para/Autocrine System in Experimental Type 1 Diabetes

open access: yesInternational Journal of Endocrinology, 2018
Objectives. Recent prospective studies have found the associations between type 1 diabetes (T1D) and vitamin D deficiency. We investigated the role of vitamin D in the regulation of 25OHD-1α-hydroxylase (CYP27B1) and VDR expression in different tissues ...
Anna Mazanova   +5 more
doaj   +1 more source

NADH:ubiquinone reductase and succinate dehydrogenase activity in the liver of rats with acetaminophen-induced toxic hepatitis on the background of alimentary protein deficiency [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2015
The ratio between the redox forms of the nicotinamide coenzymes and key enzymatic activity of the I and II respiratory chain complexes in the liver cells mitochondria of rats with acetaminophen-induced hepatitis under the conditions of alimentary ...
G. P. Kopylchuk, O. M. Voloshchuk
doaj   +1 more source

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