Results 61 to 70 of about 9,122 (180)

Further Investigation of the Mediterranean Sponge Axinella polypoides: Isolation of a New Cyclonucleoside and a New Betaine [PDF]

open access: yes, 2012
An exhaustive exploration into the metabolic content of the Mediterranean sponge Axinella-polypoides resulted in the isolation of the new betaine 5 and the new cyclonucleoside 8.
AIELLO, ANNA   +6 more
core   +2 more sources

Highly sensitive N-(1-naphthyl)ethylene diamine method for the spectrophotometric determination of trace amounts of nitrite in various water samples [PDF]

open access: yes, 2001
A rapid, simple, sensitive and selective spectrophotometric determination of trace nitrite is described. The method is based on a diazotization-coupling reaction between dapsone and N-(1-naphthyl)ethylenediamine dihydrochloride (NEDA) in a hydrochloric ...
Kumar, H., Nagaraja, P., Shivaswamy, M.
core   +1 more source

Organic synthesis under solvent-​free condition: an environmentally benign procedure - I [PDF]

open access: yes, 2002
A review. The growing concern to minimize the environmental pollution caused by solvents and the increasing interest in solid-​solid reactions have led to the development of methodologies for solvent-​free reactions with considerable success.
Nagendrappa, G.
core   +1 more source

Phytochemistry and Ethanopharmacological Studies on Rubia cordifolia Linn. (Rubiaceae) [PDF]

open access: yes, 2009
Ethanolic extracts of the leaves of Rubia cordifolia L. (Rubiaceae) (ERC) were investigated for their phytocompounds, in vitro and in vivo immunopharmacological properties.
Kannan, M.   +2 more
core   +1 more source

Bioorganic chemistry. Guides for the control-tests and exam [PDF]

open access: yes, 2016
ХИМИЯ ОРГАНИЧЕСКАЯБИОЛОГИЯМАТЕРИАЛЫ К ЭКЗАМЕНУБИООРГАНИЧЕСКАЯ ХИМИЯРУКОВОДСТВАТЕСТОВЫЕ ЗАДАНИЯВ издании содержатся материалы для подготовки студентов к экзамену по биоорганической ...
Hidranovich, L. G.   +2 more
core  

VEGF is indirectly associated with NO production

open access: yes, 2012
Background? Increased levels of vascular endothelial growth factor (VEGF) have been observed in patients with metabolic syndrome (MetS). Nitric oxide (NO) formation is reduced in MetS, but its relationship to VEGF production remains poorly defined.
Alberti   +28 more
core   +1 more source

Synthesis and Spectral Characterization of Benzo[6,7] [1,5]diazocino[2,1-a]isoindol-12-(14H)-one Derivatives [PDF]

open access: yes, 2016
© 2016 by the authors; licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).A simple ...
Bassin   +9 more
core   +2 more sources

Simultaneous determination of 13 priority polycyclic aromatic hydrocarbons in Tehran’s tap water and water for injection samples using dispersive liquid-liquid micro extraction method and gas chromatography-mass spectrometry [PDF]

open access: yes, 2016
Polycyclic aromatic hydrocarbons (PAHs) are classified as persistent and carcinogenic organic pollutants. PAHs contamination has been reported in water.
Bayate, Mitra.   +4 more
core   +1 more source

Spinal metastasis in the elderly [PDF]

open access: yes, 2018
Bony metastases are a frequent problem in elderly patients affected by cancer, and those with bony metastases involve the spine in approx. 50%. The most frequent spinal metastases (60%) are from breast, lung, or prostate cancer.
Aebi, Max
core  

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