Search Results - "RIGUERA, R"

Assignment of the Absolute Configuration of Polyfunctional Compounds by NMR Using Chiral Derivatizing Agents by Seco, J. M, Quiñoá, E, Riguera, R

“…Seco et al examine the assignment of the absolute configuration of polyfunctional compounds by nuclear magnetic resonance (NMR) using chiral derivatizing…”
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Chiral nanostructure in polymers under different deposition conditions observed using atomic force microscopy of monolayers: poly(phenylacetylene)s as a case study by Freire, F, Quiñoá, E, Riguera, R

“…Dynamic poly(phenylacetylene)s (PPAs) adopt helical structures with different elongation or helical senses depending on the types of pendants. Hence, a good…”
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An aquaporin 4 antisense oligonucleotide loaded, brain targeted nanoparticulate system design by Kozlu, S, Caban, S, Yerlikaya, F, Fernandez-Megia, E, Novoa-Carballal, R, Riguera, R, Yemisci, M, Gursoy-Ozdemir, Y, Dalkara, T, Couvreur, P, Capan, Y

“…Aquaporins (AQPs), members of the water-channel protein family, are highly expressed in brain tissue especially in astrocytic end-feet. They are important…”
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Review of "Climate Confusion: How Global Warming Hysteria Leads to Bad Science, Pandering Politicians, and Misguided Policies That Hurt the Poor," by Roy W. Spencer by Riguera, Florencio R.

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Review of "Ecocide: A Short History of Mass Extinction of Species," by Franz J. Broswimmer by Riguera, Florencio R.

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Comparative in vitro studies on PBN loaded nanoparticles prepared by biodegradable chitosan, PLGA polymers and their PEGylated block copolymers by Ozturk, K., Fernandez-Megia, E., Novoa-Carballal, R., Riguera, R., Yemisci, M., Gursoy-Ozdemir, Y., Dalkara, T., Couvreur, P., Capan, Y.

“…α-phenyl-N-tert-butyl nitrone (PBN) is a neuroprotective free radical scavenger however it has low in vivo stability and blood residence time. Aim. of this…”
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Conformational Structure and Dynamics of Arylmethoxyacetates: DNMR Spectroscopy and Aromatic Shielding Effect by Latypov, Sh. K, Seco, J. M, Quinoa, E, Riguera, R

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Choosing the Right Reagent for the Determination of the Absolute Configuration of Amines by NMR:  MTPA or MPA? by Seco, J. M, Latypov, Sh. K, Quiñoá, E, Riguera, R

“…Molecular mechanics, semiempirical (AM1), aromatic shielding effect calculations, and dynamic NMR experiments demonstrate that MTPA amides are constituted by…”
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Total Synthesis and Absolute Configuration of Minalemine A, a Guanidine Peptide from the Marine Tunicate Didemnum rodriguesi by Expósito, Angeles, Fernández-Suárez, Miryam, Iglesias, Teresa, Muñoz, Luis, Riguera, Ricardo

“…The total synthesis of the 3S,2S and 3R,2S diastereomers (1a and 1b) of minalemine A and the identification of the natural compound as the 3R,2S isomer is…”
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Preparation and evaluation of alpha-phenyl-n-tert-butyl nitrone (PBN)-encapsulated chitosan and PEGylated chitosan nanoparticles by Pinarbasli, O, Aktas, Y, Dalkara, T, Andrieux, K, Alonso, M J, Fernandez-Megia, E, Novoa-Carballal, R, Riguera, R, Couvreur, P, Capan, Y

“…Alpha-phenyl-n-tert-butyl nitrone (PBN) shows its major effect by scavenging free radicals formed in the ischemia and it has the ability to penetrate through…”
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Assignment of the Absolute Configuration of β-Chiral Primary Alcohols by NMR:  Scope and Limitations by Latypov, Shamil K, Ferreiro, María J, Quiñoá, Emilio, Riguera, Ricardo

“…The prediction of the absolute configuration of β-chiral primary alcohols from the 1H NMR spectra of their esters with (R)- and (S)-9-anthrylmethoxyacetic…”
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In vitro efficacy of new antiprotozoals against Philasterides dicentrarchi (Ciliophora, Scuticociliatida) by PARAMA, A, IGLESIAS, R, ALVAREZ, F, LEIRO, J. M, QUINTELA, J. M, PEINADOR, C, GONZALEZ, L, RIGUERA, R, SANMARTIN, M. L

“…Philasterides dicentrarchi is a histiophagous ciliate that causes severe losses in turbot and sea bass farming. This study investigated the in vitro efficacy…”
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The [4 + 2] Addition of Singlet Oxygen to Thebaine:  New Access to Highly Functionalized Morphine Derivatives via Opioid Endoperoxides by López, Dolores, Quiñoá, Emilio, Riguera, Ricardo

“…The photooxidation of thebaine (3) with a sun lamp affords two main products:  hydrodibenzofuran 10 (major) and benzofuran 11 (minor). The latter compound…”
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Solid phase synthesis of depsides and depsipeptides by Kuisle, Oliver, Quiñoá, Emilio, Riguera, Ricardo

“…A general solid phase methodology for the synthesis of depside and depsipeptide chains from optically active α-hydroxy acids and α-amino acids is reported. The…”
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The Assignment of Absolute Configuration by NMR by Seco, José Manuel, Quiñoá, Emilio, Riguera, Ricardo

“…Seco et al discuss the principles and foundations of the use of chiral derivatizing agents (CDAs) and the practical aspects that are most relevant for its…”
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Triterpene Glycosides from the Far Eastern Sea Cucumber Pentamera calcigera II:  Disulfated Glycosides by Avilov, Sergey A, Antonov, Alexandr S, Drozdova, Olga A, Kalinin, Vladimir I, Kalinovsky, Anatoly I, Riguera, Ricardo, Lenis, Luis A, Jiménez, Carlos

“…Three new triterpene glycosides, calcigerosides D1 (1), D2 (2), and E (3), have been isolated from the sea cucumber Pentamera calcigera. Their structures have…”
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Minalemines A-F: Sulfamic acid peptide guanidine derivatives isolated from the marine tunicate Didemnun rodriguesi by Expósito, M.A., López, B., Fernández, R., Vázquez, M., Debitus, C., Iglesias, T., Jiménez, C., Quiñoá, E., Riguera, R.

“…Six new guanidine compounds, named minalemines A-F 2, were isolated from the marine tunicate Didemnun rodriguesi by careful HPLC separation. Their structures…”
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A Click Approach to Unprotected Glycodendrimers by Fernandez-Megia, Eduardo, Correa, Juan, Rodríguez-Meizoso, Irene, Riguera, Ricardo

“…Click chemistry in combination with ultrafiltration has allowed the quick, efficient, and reliable multivalent conjugation of unprotected alkyne-derived…”
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Effects of some isoxazolpyrimidine derivatives on nitric oxide and eicosanoid biosynthesis by Vidal, A., Ferrándiz, M.L., Ubeda, A., Guillén, I., Riguera, R., Quintela, J.M., Peinador, C., Moreira, M.J., Alcaraz, M.J.

“…The inhibitory effect of some isoxazolpyrimidine derivatives on iNOS and COX-2 endotoxin induction in mouse peritoneal macrophages has been studied. Three of…”
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Koreoside A, a New Nonholostane Triterpene Glycoside from the Sea Cucumber Cucumaria koraiensis by Avilov, Sergey A, Kalinovsky, Anatoly I, Kalinin, Vladimir I, Stonik, Valentin A, Riguera, Ricardo, Jiménez, Carlos

“…The new triterpene glycoside koreoside A (1) has been isolated from the sea cucumber Cucumaria koraiensis. Koreoside A (1) is the first glycoside reported from…”
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