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Karlhans F Che et al.
European journal of immunology, 40(8), 2248-2258 (2010-05-11)
Priming of T cells in lymphoid tissues of HIV-infected individuals occurs in the presence of HIV-1. DC in this milieu activate T cells and disseminate HIV-1 to newly activated T cells, the outcome of which may have serious implications in
Xiaojing Liu et al.
Cell, 175(2), 502-513 (2018-09-25)
Acetate is a major nutrient that supports acetyl-coenzyme A (Ac-CoA) metabolism and thus lipogenesis and protein acetylation. However, its source is unclear. Here, we report that pyruvate, the end product of glycolysis and key node in central carbon metabolism, quantitatively generates acetate
Kazuhiko Mochida et al.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP, 149(4), 624-630 (2009-02-13)
In a previous study, we demonstrated that exposure to an antifouling biocide, copper pyrithione (CuPT), early during life induced vertebral deformity in the larvae of a marine fish, the mummichog (Fundulus heteroclitus). Skeletal deformities may be caused by inhibition by
Mark L Dallas et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 25(5), 1519-1530 (2011-01-21)
Oxidative stress induces neuronal apoptosis and is implicated in cerebral ischemia, head trauma, and age-related neurodegenerative diseases. An early step in this process is the loss of intracellular K(+) via K(+) channels, and evidence indicates that K(v)2.1 is of particular
Šárka Kubinová et al.
Journal of tissue engineering and regenerative medicine, 9(11), 1298-1309 (2013-02-13)
The architecture and mechanical properties of a scaffold for spinal cord injury treatment must provide tissue integration as well as effective axonal regeneration. Previous work has demonstrated the cell-adhesive and growth-promoting properties of the SIKVAV (Ser-Ile-Lys-Val-Ala-Val)-modified highly superporous poly(2-hydroxethyl methacrylate)
A Rutebemberwa et al.
AIDS research and human retroviruses, 23(4), 532-542 (2007-05-18)
The development of HIV vaccines is an urgent priority and there is need to generate reagents representing multiple subtypes that can be used to screen HIV-1-specific responses. We used Aldrithiol-2 (AT-2), a mild oxidizing reagent, to eliminate the infectivity of
Zita Hertelendi et al.
Antioxidants & redox signaling, 10(7), 1175-1184 (2008-03-12)
This study sought to characterize the relation between the oxidation of protein sulfhydryl (SH) groups and Ca2+-activated force production in the human myocardium. Triton-permeabilized left ventricular cardiomyocytes from donor hearts were exposed to an oxidative (2,2'-dithiodipyridine, DTDP) agent in vitro
Supitchaya Iamsaard et al.
Macromolecular rapid communications, 39(12), e1800071-e1800071 (2018-05-12)
Previous couplings of corrosion inhibitors to redox-responsive polymers via covalent bonding suffer from several drawbacks. It is presented here novel redox-responsive polymer-corrosion inhibitor conjugates that contain self-immolative linkers in their side chains. Very fast redox-induced release of tryptamine, a drug
J P Mollica et al.
The Journal of physiology, 590(6), 1443-1463 (2012-01-18)
Oxidation can decrease or increase the Ca2+ sensitivity of the contractile apparatus in rodent fast-twitch (type II) skeletal muscle fibres, but the reactions and molecular targets involved are unknown. This study examined whether increased Ca2+ sensitivity is due to S-glutathionylation
Panagiotis Vagenas et al.
Journal of acquired immune deficiency syndromes (1999), 52(4), 433-442 (2009-09-26)
Although mucosal responses are important for preventing infections with HIV, the optimal strategies for inducing them remain unclear. To evaluate vaccine strategies targeting the oral mucosal lymphoid tissue inductive sites as an approach to provide immunity at distal sites, we
Yijia Li et al.
Antimicrobial agents and chemotherapy, 59(7), 4148-4156 (2015-05-06)
Aminoglycosides (AGs) are clinically relevant antibiotics used to treat infections caused by both Gram-negative and Gram-positive bacteria, as well as Mycobacteria. As with all current antibacterial agents, resistance to AGs is an increasing problem. The most common mechanism of resistance
William A Banks et al.
Life sciences, 77(19), 2361-2368 (2005-06-11)
HIV-1 within the CNS produces a neuroAIDS syndrome and may act as a reservoir for reinfection of the peripheral tissues. Study of how HIV-1 crosses the blood-brain barrier (BBB) has been hampered by the lack of nonprimate animal models. However
Rachel L Sabado et al.
European journal of immunology, 37(7), 1752-1763 (2007-05-31)
The outcome following HIV infection depends on the nature and durability of the HIV-specific T cell response induced initially. The activation of protective T cell responses depends upon dendritic cells (DC), antigen-presenting cells which have the capacity to process and
Markus Hafner et al.
Methods (San Diego, Calif.), 44(1), 3-12 (2007-12-26)
Distinct classes of small RNAs, 20-32 nucleotides long, play important regulatory roles for diverse cellular processes. It is therefore important to identify and quantify small RNAs as a function of development, tissue and cell type, in normal and disease states.
T T Nha Tran et al.
Rapid communications in mass spectrometry : RCM, 29(2), 182-190 (2015-02-03)
To use negative-ion nano-electrospray ionization mass spectrometry of peptides from the tryptic digest of ricin D, to provide sequence information; in particular, to identify disulfide position and connectivity. Negative-ion fragmentations of peptides from the tryptic digest of ricin D was
Hua Li et al.
PloS one, 10(6), e0129013-e0129013 (2015-06-04)
The technology of virus-based genetic modification in tissue engineering has provided the opportunity to produce more flexible and versatile biomaterials for transplantation. Localizing the transgene expression with increased efficiency is critical for tissue engineering as well as a challenge for
Enrique Javier Carrasco-Correa et al.
Journal of chromatography. A, 1367, 123-130 (2014-10-15)
In this work, new polythiol-functionalized macroporous monolithic polymethacrylate-polysiloxane composite materials are presented which can be useful substrates for highly efficient immobilization of (chiral) catalysts, chromatographic ligands, and other functional moieties by thiol-ene click reaction. Poly(glycidyl methacrylate-co-ethylene dimethacrylate) (poly(GMA-co-EDMA)) monoliths were
Lisa R Jones et al.
Journal of the American Chemical Society, 128(20), 6526-6527 (2006-05-18)
The design, synthesis, and evaluation of conjugates of arginine-rich transporters and luciferin are described that release luciferin only after entry into cells that are stably transfected with luciferase. Each molecule of free luciferin that is released after entry generates a
Kazuhiko Mochida et al.
Chemosphere, 82(3), 390-397 (2010-10-23)
We conducted acute toxicity tests and sediment toxicity tests for copper pyrithione (CuPT) and a metal pyrithione degradation product, 2,2'-dipyridyldisulfide [(PS)2], using a marine polychaete Perinereis nuntia. The acute toxicity tests yielded 14-d LC50 concentrations for CuPT and (PS)2 of
Xingxing Chuan et al.
Molecular pharmaceutics, 11(10), 3656-3670 (2014-09-11)
To address the obstacles facing cancer chemotherapeutics, including toxicity, side effects, water insolubility, and lack of tumor selectivity, a novel stimuli-responsive drug-delivery system was developed based on paclitaxel-loaded poly(ethylene glycol)-disulfide-paclitaxel conjugate nanoparticles (PEG-SS-PTX/PTX NPs). The formulation emphasizes several benefits, including
Claire Stines-Chaumeil et al.
The Biochemical journal, 395(1), 107-115 (2005-12-08)
Homotetrameric MSDH (methylmalonate semialdehyde dehydrogenase) from Bacillus subtilis catalyses the NAD-dependent oxidation of MMSA (methylmalonate semialdehyde) and MSA (malonate semialdehyde) into PPCoA (propionyl-CoA) and acetyl-CoA respectively via a two-step mechanism. In the present study, a detailed mechanistic characterization of the
Stefano L Sensi et al.
Experimental gerontology, 43(5), 488-492 (2007-12-11)
Alzheimer's disease (AD) is responsible for the most common form of dementia among elderly people. Signature features of the AD brain are intra/extracellular deposits of beta-amyloid (Abeta) and neurofibrillary tangles composed of hyperphosphorylated tau. Recent evidence indicates that in AD
Hua-Wei He et al.
International journal of biological macromolecules, 41(4), 361-368 (2007-06-27)
The polar microenvironment around the reactive Cys283 of rabbit muscle creatine kinase was explored using kinetic analysis of substrates reaction in the presence of modifiers. In the present study, three specific sulphydryl reagents, 5,5'-dithiobis(2-nitrobenzoic acid), 6,6'-dithiodinicotinic acid and 2,2'-dithiodipyridine, were
Chien-Ming Chen et al.
Journal of pharmaceutical and biomedical analysis, 116, 150-155 (2015-08-13)
In this study, we aimed to develop a new enzymatic assay system of d-lactate with good precision, accuracy, and sensitivity for the determination of D-lactate concentrations in rat serum. D-Lactate dehydrogenase (D-LDH) was utilized to catalyze D-lactate and NAD(+) to
Analytical Sciences, 10, 17-17 (1994)
Elisa Isopi et al.
Neurobiology of disease, 81, 214-224 (2014-12-02)
Amyloid-β (Aβ) deposition and tau-dependent pathology are key features of Alzheimer's disease (AD). However, to date, approaches aimed at counteracting these two pathogenic factors have produced only modest therapeutic outcomes. More effective therapies should therefore consider additional pathogenic factors like
Jacopo La Nasa et al.
Scientific reports, 9(1), 3467-3467 (2019-03-07)
Spectroscopic and mass spectrometric analytical techniques were used to characterise two naturally aged Winsor & Newton (W&N) Winsor Green (phthalocyanine green, PG7) artists' oil colour paint swatches dating to 1993 and 2003. Infrared and Energy Dispersive X-ray (EDX) analysis indicated
Journal of Chromatography A, 662, 87-87 (1994)
J L Rossio et al.
Journal of virology, 72(10), 7992-8001 (1998-09-12)
Whole inactivated viral particles have been successfully used as vaccines for some viruses, but procedures historically used for inactivation can denature virion proteins. Results have been inconsistent, with enhancement of disease rather than protection seen in some notable instances following
T L Dutka et al.
The Journal of physiology, 589(Pt 9), 2181-2196 (2010-12-01)
S-Nitrosoglutathione (GSNO) is generated in muscle and may S-glutathionylate and/or S-nitrosylate various proteins involved in excitation–contraction (EC) coupling, such as Na+-K+-ATPases, voltage-sensors (VSs) and Ca2+ release channels (ryanodine receptors,RyRs), possibly changing their properties. Using mechanically skinned fibres from rat extensor
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