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Han Yao et al.
Journal of pharmaceutical and biomedical analysis, 117, 232-239 (2015-09-18)
L-asparaginase is an effective anti-tumor agent for acute lymphoblastic leukemia. This work presents the development of an activity determination of L-ASNase preparations for pharmaceutical quality control purposes, in accordance with analytical Quality by Design principles. Critical method attributes, the absorbance
Yunus Emre Unsal et al.
Journal of AOAC International, 97(4), 1034-1038 (2014-08-26)
Total concentration of metal ions at trace levels does not give sufficient information about toxicity and biological availability of these elements in fertilizer samples. In the presented work, a sequential extraction procedure modified by the European Community Bureau of Reference
Dong-Sheng Ming et al.
The Journal of steroid biochemistry and molecular biology, 143, 19-28 (2014-02-26)
Castration-resistant prostate cancer (CRPC) remains largely dependent on androgen receptor (AR). Residual tissue androgens are consistently detected within CRPC tumors and play a critical role in facilitating AR-mediated signaling pathways which lead to disease progression. Testosterone and dihydrotestosterone (DHT) are
Jing Yuan et al.
Nature chemical biology, 5(10), 765-771 (2009-09-08)
Studies of gene function and molecular mechanisms in Plasmodium falciparum are hampered by difficulties in characterizing and measuring phenotypic differences between individual parasites. We screened seven parasite lines for differences in responses to 1,279 bioactive chemicals. Hundreds of compounds were
Ngoc-Duc Doan et al.
Biopolymers, 104(5), 629-635 (2015-03-20)
The conformation of the N-amino-imidazolidin-2-one (Aid) peptidomimetic was investigated using NMR spectroscopy and X-ray crystallography. In solution, the tetrapeptide model p-bromobenzoyl-Aid-l-Phe-N'-iso-propylamide (1) exhibited shielded and solvent exposed amide protons indicative of a turn conformation. In the crystal lattice of 1
Irina S R Rio et al.
Pharmaceutics, 13(11) (2021-11-28)
Liposome-like nanoarchitectures containing manganese ferrite nanoparticles covered or decorated with gold were developed for application in dual cancer therapy, combining chemotherapy and photothermia. The magnetic/plasmonic nanoparticles were characterized using XRD, UV/Visible absorption, HR-TEM, and SQUID, exhibiting superparamagnetic behavior at room
William J Barnes et al.
Bio-protocol, 7(5), e2149-e2149 (2017-03-05)
Lignin is the second most abundant biopolymer on Earth, providing plants with mechanical support in secondary cell walls and defense against abiotic and biotic stresses. However, lignin also acts as a barrier to biomass saccharification for biofuel generation (Carroll and
Danting Yang et al.
Talanta, 146, 457-463 (2015-12-24)
The biosensing for rapid detection of bacteria based on surface-enhanced Raman scattering (SERS) has been widely explored for recent years. It is still a challenge to achieve a high sensitive, reproducible label free detection method for bacteria. In this work
Isabella Almstätter et al.
Theranostics, 5(7), 667-685 (2015-04-22)
Oncolytic viruses are promising new agents in cancer therapy. Success of tumor lysis is often hampered by low intra-tumoral titers due to a strong anti-viral host immune response and insufficient tumor targeting. Previous work on the co-assembly of oncolytic virus
Oleh Koshovyi et al.
Plants (Basel, Switzerland), 10(2) (2021-01-29)
The prospect of creating a new medicine with psychotropic activity is shown as a result of studying the chemical composition and pharmacological activity of modified dry extracts of motherwort (Leonurus cardiaca L.) tincture. The most promising substances were the dry
Ayman M Saleh et al.
Molecules (Basel, Switzerland), 19(9), 13076-13092 (2014-08-27)
A selected set of substituted pyridone-annelated isoindigos 3a-f has been synthesized via interaction of 5- and 6-substituted oxindoles 2a-f with 6-ethyl-1,2,9-trioxopyrrolo[3,2-f]quinoline-8-carboxylic acid (1) in acetic acid at reflux. Among these isoindigos, the 5'-chloro and 5'-bromo derivatives 3b and 3d show
Saida Haider et al.
Life sciences, 124, 110-119 (2015-02-01)
D-Galactose (D-gal) induced accelerated senescence has been used to develop an aging model for brain. Previously, long term administration of a wide range of doses has been used for this purpose. In the present study we investigate whether short term
Magnesia-supported hydroxylamine hydrochloride in the presence of sodium carbonate as an efficient reagent for the synthesis of 1, 2, 4-oxadiazoles from nitriles.
Kaboudin B and Saadati F.
Tetrahedron Letters, 48(16), 2829-2832 (2007)
Simeon K Adesina et al.
Journal of pharmaceutical sciences, 103(8), 2546-2555 (2014-06-26)
The macromonomer method was used to prepare cross-linked, paclitaxel-loaded polylactide (PLA)-polyethylene glycol (stealth) nanoparticles using free-radical dispersion polymerization. The method can facilitate the attachment of other molecules to the nanoparticle surface to make it multifunctional. Proton nuclear magnetic resonance and
Anke Bill et al.
PloS one, 9(6), e97973-e97973 (2014-06-03)
The human prostacyclin receptor (hIP receptor) is a seven-transmembrane G protein-coupled receptor (GPCR) that plays a critical role in vascular smooth muscle relaxation and platelet aggregation. hIP receptor dysfunction has been implicated in numerous cardiovascular abnormalities, including myocardial infarction, hypertension
N Singh et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 968, 105-111 (2014-04-08)
SIRT6 is a histone deacetylase that has been proposed as a potential therapeutic target for metabolic disorders and the prevention of age-associated diseases. Thus the identification of compounds that modulate SIRT6 activity could be of great therapeutic importance. We have
Pavlína Pelcová et al.
Analytica chimica acta, 866, 21-26 (2015-03-04)
A diffusive gradient in thin films technique (DGT) was combined with liquid chromatography (LC) and cold vapor atomic fluorescence spectrometry (CV-AFS) for the simultaneous quantification of four mercury species (Hg(2+), CH3Hg(+), C2H5Hg(+), and C6H5Hg(+)). After diffusion through an agarose diffusive
Daniel F Dwyer et al.
Journal of immunology (Baltimore, Md. : 1950), 193(2), 529-539 (2014-06-15)
Papain, a cysteine protease allergen with inherent adjuvant activity, induces potent IL-4 expression by T cells in the popliteal lymph nodes of mice following footpad immunization. In this study, we identify a novel, non-BCR-mediated capacity for B cells to rapidly
Hatem Abushammala et al.
Carbohydrate polymers, 134, 609-616 (2015-10-03)
We report for the first time the direct extraction of cellulose nanocrystals (CNCs) from wood by means of a 1-ethyl-3-methylimidazolium acetate ([EMIM][OAc]) treatment. A native cellulosic product could be recovered in 44% yield with respect to wood cellulose content. The
Shih-Chen Hsu et al.
Small (Weinheim an der Bergstrasse, Germany), 11(2), 195-201 (2014-08-15)
Au-Cu2 O core-shell nanocubes, octahedra, and rhombic dodecahedra display facet-dependent optical properties. Furthermore, different-sized Au-Cu2 O octahedra with 58, 65, 68, and 73 nm octahedral gold cores clearly show a transition from the shell thickness-independent gold surface plasmon resonance band
Bereket Y Oquare et al.
Bioconjugate chemistry, 19(11), 2196-2204 (2008-10-04)
We report the design and synthesis of an orthogonally protected peptide nucleic acid (PNA) building block, Fmoc-PNA-U'-(Dde)-OH, and its use in the construction of PNA FRET probes. This building block allows for the post-synthetic attachment of reporter groups to the
Yanru Bu et al.
International journal of nanomedicine, 10 Spec Iss, 47-54 (2015-09-09)
AgcoreAushell nanoparticles (NPs) are a promising surface-enhanced Raman scattering (SERS) substrate, which can offer a high enhancement factor through the combined effect of the high SERS activity of the Ag core and the biocompatibility of the Au shell. In this
Gizem Keceli et al.
Biochemistry, 53(22), 3689-3698 (2014-05-30)
Nitroxyl (HNO), a potential heart failure therapeutic, is known to target cysteine residues to form sulfinamides and/or disulfides. Because HNO-derived modifications may depend on their local environment, we have investigated the reactivity of HNO with cysteine derivatives and C-terminal cysteine-containing
Transamidation of primary amides with amines using hydroxylamine hydrochloride as an inorganic catalyst.
C Liana Allen et al.
Angewandte Chemie (International ed. in English), 51(6), 1383-1386 (2012-01-04)
A new method for fast preparation of highly surface-enhanced Raman scattering (SERS) active silver colloids at room temperature by reduction of silver nitrate with hydroxylamine hydrochloride.
Leopold N and Lendl B.
The Journal of Physical Chemistry B, 107(24), 5723-5727 (2003)
Dipankar Chaudhuri et al.
PloS one, 10(12), e0144280-e0144280 (2015-12-04)
The antioxidant and restoration potentials of hepatic injury by Prunus nepalensis Ser. (Steud), a wild fruit plant from the Northeastern region of India, were investigated. The fruit extract (PNME) exhibited excellent antioxidant and reducing properties and also scavenged the 2,2-diphenyl-1-picrylhydrazyl
Simeon K Adesina et al.
Drug development and industrial pharmacy, 40(11), 1547-1556 (2013-09-26)
Nanoparticle size is important in drug delivery. Clearance of nanoparticles by cells of the reticuloendothelial system has been reported to increase with increase in particle size. Further, nanoparticles should be small enough to avoid lung or spleen filtering effects. Endocytosis
One-step Beckmann rearrangement from carbonyl compounds and hydroxylamine hydrochloride in Al2O3/CH3SO3H (AMA) as a new reagent.
Sharghi H and Sarvari MH.
J. Chem. Res. (M), 2001(10), 446-449 (2001)
Selective dissolution of manganese oxides from soils and sediments with acidified hydroxylamine hydrochloride.
Chao TT.
Soil Science Society of America Journal. Soil Science Society of America, 36(5), 764-768 (1972)
Srikanth Pedireddy et al.
Nature communications, 5, 4947-4947 (2014-09-18)
Nanoporous gold with networks of interconnected ligaments and highly porous structure holds stimulating technological implications in fuel cell catalysis. Current syntheses of nanoporous gold mainly revolve around de-alloying approaches that are generally limited by stringent and harsh multistep protocols. Here
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