Results 21 to 30 of about 4,644 (141)

Improved synthesis of pyrrolo[1,2-c]pyrimidine and derivatives [PDF]

open access: yes, 1996
An improved synthesis of pyrrolo[1,2-c]pyrimidine derivatives by cyclocondensation of pyrrole-2-carboxaldehydes with tosylmethyl isocyanide followed by desulfonylation of the resulting 2-tosylpyrrolo[1,2-c]pyrimidines with sodium amalgam is described.We ...
García Navío, José Luis   +3 more
core   +3 more sources

Betaine: a potential agent for the treatment of hepatopathy associated with short bowel syndrome

open access: yesNutrición Hospitalaria, 2014
Background: The hepatopathy associated with short bowel syndrome (SBS) is a multifactorial disease associated with poor prognosis. Besides intestinal transplantation, no other treatment has been shown effective.
Guilherme Teixeira Araújo   +3 more
doaj   +1 more source

Maternal Weaning Modulates Emotional Behavior and Regulates the Gut-Brain Axis. [PDF]

open access: yes, 2016
Evidence shows that nutritional and environmental stress stimuli during postnatal period influence brain development and interactions between gut and brain.
A Osman   +58 more
core   +1 more source

Availability of betaine present in fine wheat bran in diets for growing pigs

open access: yesRevista Brasileira de Zootecnia, 2019
The objective of this paper was to investigate the availability of betaine present in fine wheat bran (FWB) in diets for growing pigs. We used thirty crossbred intact males, housed individually in metabolic cages and distributed in a randomized block ...
Marcelo Luiz Somensi   +5 more
doaj   +1 more source

Investigation of shear banding in three-dimensional foams [PDF]

open access: yes, 2010
We study the steady flow properties of different three-dimensional aqueous foams in a wide gap Couette geometry. From local velocity measurements through Magnetic Resonance Imaging techniques and from viscosity bifurcation experiments, we find that these
Cohen-Addad, Sylvie   +2 more
core   +4 more sources

DSYB catalyses the key step of dimethylsulfoniopropionate biosynthesis in many phytoplankton [PDF]

open access: yes, 2018
Dimethylsulfoniopropionate (DMSP) is a globally important organosulfur molecule and the major precursor for dimethyl sulfide. These compounds are important info-chemicals, key nutrients for marine microorganisms, and are involved in global sulfur cycling,
A Gruber   +73 more
core   +4 more sources

Physicochemical characterization of the PEG8000-Na2SO4 aqueous two-phase system [PDF]

open access: yes, 2007
The polyethylene glycol-sodium sulfate aqueous two-phase system has been characterized at 23 °C. Tielines for the phase diagram were obtained experimentally.
Albertsson P.   +22 more
core   +1 more source

Synthesis and solvatochromism studies of novel bis(indolyl)methanes bearing functionalized arylthiophene groups as new colored materials [PDF]

open access: yes, 2014
The demand for dyes with solvatochromic properties has increased in the last few years, mainly due to their wide range of applications in the analytical and industrial fields, such as in the textile industry.
Batista, Rosa Maria Ferreira   +4 more
core   +1 more source

Rhamnogalacturonan‐II Dimerisation Reinforces Salt Resistance in Sugar Beet

open access: yesPlant, Cell &Environment, Volume 49, Issue 6, Page 3082-3100, June 2026.
ABSTRACT Salinity stress predominantly affects negatively charged cell wall polymers, for example, pectin. Excess Na+ ions interact physically and affect growth in stress‐sensitive plants. However, the salinity resistance of sugar beet cell walls remains unclear.
Shah Newaz Chowdhury   +5 more
wiley   +1 more source

Evaluation of in vitro toxicity of common phytochemicals included in weight loss supplements using 1H NMR spectroscopy

open access: yesFEBS Open Bio, Volume 16, Issue 5, Page 906-920, May 2026.
We investigated the toxicity of 12 active compounds commonly found in herbal weight loss supplements (WLS) using human liver and colon cell models. Epigallocatechin‐3‐gallate was the only compound showing significant toxicity. Metabolic profiling revealed protein degradation, disrupted energy and lipid metabolism suggesting that the inclusion of EGCG ...
Emily C. Davies   +3 more
wiley   +1 more source

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