Search Results - "van Elslande, Elsa"
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Potent and Non-Cytotoxic Antibacterial Compounds Against Methicillin-Resistant Staphylococcus aureus Isolated from Psiloxylon mauritianum, A Medicinal Plant from Reunion Island
Published in Molecules (Basel, Switzerland) (05-08-2020)“…With the occurrence of antibiotic-resistant strains, identification of new anti-staphylococcal drugs has become a necessity. It has long been demonstrated that…”
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Impact of the Cultivation Technique on the Production of Secondary Metabolites by Chrysosporium lobatum TM-237-S5, Isolated from the Sponge Acanthella cavernosa
Published in Marine drugs (30-11-2019)“…The fungi TM-237-S5 was isolated from the sponge , collected from the mesophotic coral ecosystem of the Red Sea. The strain was cultivated on a potato dextrose…”
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Hair Fiber as a Nanoreactor in Controlled Synthesis of Fluorescent Gold Nanoparticles
Published in Nano letters (12-12-2012)“…The synthesis and detailed characterization of gold nanoparticles (AuNPs) inside human hair has been achieved by treatment of hair with HAuCl4 in alkaline…”
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Decatungstate‐Photocatalyzed Dearomative Hydroacylation of Indoles: Direct Synthesis of 2‐Acylindolines
Published in Chemistry : a European journal (07-10-2022)“…We report herein a convenient and scalable dearomative hydroacylation reaction of indoles. Employing readily available aldehydes as the acyl source and TBADT…”
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Light‐Promoted Basic Nitrogen Unmasking in Arene Ruthenium Complexes Derived from Z‐Configured 2,2′‐Azobispyridine
Published in Chemistry : a European journal (25-08-2023)“…Two novel 2,2′‐azobispyridine derivatives bearing N‐dialkylamino substituents at position 4,4′ were synthesized and their E–Z photoswitching behavior was…”
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Enantioselective and Regiodivergent Synthesis of Dihydro-1,2-oxazines from Triene-Carbamates via Chiral Phosphoric Acid-Catalysis
Published in Journal of the American Chemical Society (06-12-2023)“…Conjugated trienes are fascinating building blocks for the rapid construction of complex polycyclic compounds. However, limited success has been achieved due…”
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Catalytic Intermolecular C(sp3)–H Amination: Selective Functionalization of Tertiary C–H Bonds vs Activated Benzylic C–H Bonds
Published in Journal of the American Chemical Society (05-05-2021)“…A catalytic intermolecular amination of nonactivated tertiary C(sp3)–H bonds (BDE of 96 kcal·mol–1) is reported for substrates displaying an activated…”
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Identification of Natural Dyes in Ancient Textiles by Time-of-Flight Secondary Ion Mass Spectrometry and Surface-Enhanced Raman Spectroscopy
Published in Journal of nanoscience and nanotechnology (01-11-2015)“…The identification of dyes in archaeological remains is a long standing challenge. Major problems include contamination by environmental conditions over long…”
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Chemical Investigation of the Calcareous Marine Sponge Pericharax heteroraphis , Clathridine-A Related Derivatives Isolation, Synthesis and Osteogenic Activity
Published in Marine drugs (25-04-2024)“…As a result of screening a panel of marine organisms to identify lead molecules for the stimulation of endochondral bone formation, the calcareous sponge was…”
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Dereplication, Annotation, and Characterization of 74 Potential Antimicrobial Metabolites from Penicillium Sclerotiorum Using t-SNE Molecular Networks
Published in Metabolites (01-07-2021)“…Microorganisms associated with termites are an original resource for identifying new chemical scaffolds or active metabolites. A molecular network was…”
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On the Raman spectrum of Maya blue
Published in Journal of Raman spectroscopy (01-10-2006)“…Maya blue is a marvelous pigment with extraordinary properties. It was invented by the Maya around VII–VIII century and used by many Mesoamerican peoples in…”
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Isothiourea-Catalyzed Enantioselective Synthesis of trans-3,4-Dihydrothiopyranones: Harnessing Thiochalcones as Original Michael Acceptors
Published in Organic letters (21-07-2023)“…A highly enantioselective formal (4 + 2)-cycloaddition between carboxylic acids and thiochalcones promoted by (+)-HBTM-2.1 isothiourea organocatalyst has been…”
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Enantioselective and Diastereodivergent Synthesis of Spiroindolenines via Chiral Phosphoric Acid-Catalyzed Cycloaddition
Published in Journal of the American Chemical Society (04-08-2021)“…A diastereodivergent and enantioselective synthesis of chiral spirocyclohexyl-indolenines with four contiguous stereogenic centers is achieved by a chiral…”
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Au(I)-Catalyzed Pictet–Spengler Reactions All around the Indole Ring
Published in Journal of organic chemistry (07-05-2021)“…Au(I) complexes catalyze iso-Pictet–Spengler reactions. Ethylamine or methylamine chains were introduced at C2, C4, or the nitrogen atom of the indole ring,…”
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Phoenicians Preferred Red Pigments: Chemical Compositions of Make-Up Powders Found in Archaeological Sites from Sicily
Published in Applied spectroscopy (01-03-2020)“…Little is known concerning Phoenician and Punic cosmetics, and pertinent studies and analyses on archaeological finds are particularly scanty. The present…”
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High mass and spatial resolution mass spectrometry imaging of Nicolas Poussin painting cross section by cluster TOF-SIMS
Published in Journal of mass spectrometry. (01-12-2016)“…Time‐of‐flight secondary ion mass spectrometry (TOF‐SIMS) imaging using cluster primary ion beams is used for the identification of the pigments in the…”
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Identifying and quantifying amorphous and crystalline content in complex powdered samples: application to archaeological carbon blacks
Published in Journal of applied crystallography (01-04-2016)“…Carbon black materials have been frequently used from prehistory as pigments for drawings and paintings and also as dyes, inks and cosmetics, since they are…”
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Chemical Investigation of the Calcareous Marine Sponge IPericharax heteroraphis/I, Clathridine-A Related Derivatives Isolation, Synthesis and Osteogenic Activity
Published in Marine drugs (01-05-2024)“…As a result of screening a panel of marine organisms to identify lead molecules for the stimulation of endochondral bone formation, the calcareous sponge…”
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Paecilosetin Derivatives as Potent Antimicrobial Agents from Isaria farinosa
Published in Journal of natural products (Washington, D.C.) (23-10-2020)“…Fifty-seven entomopathogenic microorganisms were screened against human pathogens and subjected to mass spectrometry molecular networking based dereplication…”
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