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168149

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Nicole Willems et al.
Arthritis research & therapy, 17, 214-214 (2015-08-21)
Chronic low back pain due to intervertebral disc (IVD) degeneration is associated with increased levels of inflammatory mediators. Current medical treatment consists of oral anti-inflammatory drugs to alleviate pain. In this study, the efficacy and safety of a novel thermoreversible
Kolsoom Parvaneh et al.
BioMed research international, 2015, 897639-897639 (2015-09-15)
Probiotics are live microorganisms that exert beneficial effects on the host, when administered in adequate amounts. Mostly, probiotics affect the gastrointestinal (GI) tract of the host and alter the composition of gut microbiota. Nowadays, the incidence of hip fractures due
S Sofia M Rodrigues et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 16(9), 1880-1888 (2015-04-25)
Immobilization of quantum dots (QDs) onto solid supports could improve their applicability in the development of sensing platforms and solid-phase reactors by allowing the implementation of reusable surfaces and the execution of repetitive procedures. As the reactivity of QDs relies
Annelies Geirnaert et al.
FEMS microbiology ecology, 91(6) (2015-05-23)
Butyrate-producing bacteria are promising probiotic candidates to target microbial dysbiosis in gastrointestinal disorders like inflammatory bowel diseases. Butyricicoccus pullicaecorum 25-3(T), a butyrate-producing clostridial cluster IV strain, is such a candidate. Little is known about its abundance in the colon microbiota
Assuero F Garcia et al.
Biochimica et biophysica acta, 1844(6), 1094-1103 (2014-03-19)
In eukaryotes, there are still steps of the vitamin B1 biosynthetic pathway not completely understood. In Arabidopsis thaliana, THI1 protein has been associated with the synthesis of the thiazole ring, a finding supported by the identification of a thiamine pyrophosphate
Charles Ansong et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(25), 10153-10158 (2013-05-31)
Characterization of the mature protein complement in cells is crucial for a better understanding of cellular processes on a systems-wide scale. Toward this end, we used single-dimension ultra-high-pressure liquid chromatography mass spectrometry to investigate the comprehensive "intact" proteome of the
Zhi-Zhun Mo et al.
BMC complementary and alternative medicine, 15, 238-238 (2015-07-17)
The inhibitory effect of andrographolide sodium bisulphite (ASB) on jack bean urease (JBU) and Helicobacter pylori urease (HPU) was performed to elucidate the inhibitory potency, kinetics and mechanism of inhibition in 20 mM phosphate buffer, pH 7.0, 2 mM EDTA
Angela Fülbier et al.
Stem cell research & therapy, 5(5), 113-113 (2014-10-11)
Adipose-derived stroma cells (ASCs) are attractive cells for cell-based gene therapy but are generally difficult to transfect. Nucleofection has proven to be an efficient method for transfection of primary cells. Therefore, we used this technique to transfect ASCs with a
Mathieu Taveau et al.
Molecular and cellular biology, 23(24), 9127-9135 (2003-12-04)
Calpain 3 (Capn3) is known as the skeletal muscle-specific member of the calpains, a family of intracellular nonlysosomal cysteine proteases. This enigmatic protease has many unique features among the calpain family and, importantly, mutations in Capn3 have been shown to
S Peter et al.
Journal of physiology and pharmacology : an official journal of the Polish Physiological Society, 66(3), 449-462 (2015-06-19)
After parturition, uterine bacterial infections lead to inflammatory processes such as subclinical/clinical endometritis with high prevalence in dairy cows. Endometrial epithelial cells participate in this immune response with the production of pro-inflammatory factors. The objective of the present study was
Joanna Czarnecka et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 822(1-2), 85-90 (2005-07-05)
New method of qualitative and quantitative analysis of nucleotides in human cerebrospinal fluid (CSF), based on the combination of extraction of purines and pyrimidines to the solid phase (SPE) and high-performance liquid chromatography (HPLC), was proposed. Use of SPE and
S Martín et al.
International journal for parasitology, 45(13), 831-840 (2015-08-05)
The limitations associated with the use of anthelmintic drugs in the control of gastrotintestinal nematodosis, such as the emergence of anthelmintic resistance, have stimulated the study of the immunological control of many parasites. In the case of Haemonchus contortus, several
Valery Kh Akparov et al.
The FEBS journal, 282(7), 1214-1224 (2015-01-27)
The crystal structures of carboxypeptidase T (CpT) complexes with phenylalanine and arginine substrate analogs - benzylsuccinic acid and (2-guanidinoethylmercapto)succinic acid - were determined by the molecular replacement method at resolutions of 1.57 Å and 1.62 Å to clarify the broad
Peng Ye et al.
Molecular and cellular biology, 34(18), 3421-3434 (2014-07-09)
The ubiquitin-proteasome pathway degrades ubiquitinated proteins to remove damaged or misfolded protein and thus plays an important role in the maintenance of many important cellular processes. Because the pathway is also crucial for tumor cell growth and survival, proteasome inhibition
Larissa Staurengo-Ferrari et al.
Pharmacological reports : PR, 66(4), 691-698 (2014-06-21)
Several lines of evidence have indicated that nitric oxide (NO) plays complex and diverse roles in modulation of pain/analgesia. However, the roles of charged and uncharged congeners of NO are less well understood. In the present study, the antinociceptive effect
Emmanuelle Boll et al.
Organic letters, 17(1), 130-133 (2014-12-17)
The use of the N-acetoacetyl protecting group for N-terminal cysteine residue enabled creation of an efficient and mild one-pot native chemical ligation/SEA ligation sequence giving access to large cyclic peptides.
Jennifer Bridwell-Rabb et al.
Biochemistry, 53(30), 4904-4913 (2014-06-28)
Iron-sulfur clusters are ubiquitous protein cofactors with critical cellular functions. The mitochondrial Fe-S assembly complex, which consists of the cysteine desulfurase NFS1 and its accessory protein (ISD11), the Fe-S assembly protein (ISCU2), and frataxin (FXN), converts substrates l-cysteine, ferrous iron
Oluwasesan Adegoke et al.
Talanta, 146, 780-788 (2015-12-24)
Environmental pollutants, such as the polycyclic aromatic hydrocarbons (PAHs), become widely distributed in the environment after emission from a range of sources, and they have potential biological effects, including toxicity and carcinogenity. In this work, we have demonstrated the analytical
John M Pryor et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(33), E4537-E4545 (2015-08-05)
Nonhomologous end joining (NHEJ) repairs chromosome breaks and must remain effective in the face of extensive diversity in broken end structures. We show here that this flexibility is often reliant on the ability to direct DNA synthesis across strand breaks
Masaru Wada et al.
Applied microbiology and biotechnology, 73(1), 48-54 (2006-10-06)
L-Cysteine is an important amino acid both biologically and commercially. Although most amino acids are commercially produced by fermentation, cysteine is mainly produced by protein hydrolysis. However, synthetic or biotechnological products have been preferred in the market. Biotechnological processes for
N M Kredich et al.
Ciba Foundation symposium, (72)(72), 87-99 (1979-01-01)
In Salmonella typhimurium and Escherichia coli the biosynthesis of L-cysteine from L-serine and inorganic sulphate proceeds along a branched convergent pathway along one arm of which sulphate is reduced to sulphide, while on the other L-serine is acetylated to O-acetyl-L-serine.
Sujoy Dutta et al.
PloS one, 9(5), e97580-e97580 (2014-05-17)
Exosomes are nanovesicles originating from multivesicular bodies and are released by all cell types. They contain proteins, lipids, microRNAs, mRNAs and DNA fragments, which act as mediators of intercellular communications by inducing phenotypic changes in recipient cells. Tumor-derived exosomes have
Nour Mammari et al.
PloS one, 9(6), e98491-e98491 (2014-06-03)
The severity of toxoplasmic infection depends mainly on the immune status of the host, but also on the Toxoplasma gondii strains, which differ by their virulence profile. The relationship between the human host and T. gondii has not yet been
Daniel L Turman et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(18), 5697-5701 (2015-04-23)
The Fluc family is a set of small membrane proteins forming F(-)-specific electrodiffusive ion channels that rescue microorganisms from F(-) toxicity during exposure to weakly acidic environments. The functional channel is built as a dual-topology homodimer with twofold symmetry parallel
Clare Abbenhardt et al.
The Journal of nutrition, 144(5), 714-721 (2014-03-22)
Folate-mediated one-carbon metabolism is essential for DNA synthesis, repair, and methylation. Perturbations in one-carbon metabolism have been implicated in increased risk of some cancers and may also affect inflammatory processes. We investigated these interrelated pathways to understand their relation. The
Veronika Seiberlich et al.
Glia, 63(9), 1621-1635 (2015-04-08)
Oligodendrocytes, the myelin forming cells of the CNS, are characterized by their numerous membranous extensions, which enwrap neuronal axons and form myelin sheaths. During differentiation oligodendrocytes pass different morphological stages, downregulate the expression of the proteoglycan NG2, and acquire major
Koryn A Carver et al.
American journal of physiology. Cell physiology, 307(11), C989-C998 (2014-07-25)
Mammals have circadian variation in blood pressure, heart rate, vascular tone, thrombotic tendency, and cerebral blood flow (CBF). These changes may be in part orchestrated by circadian variation in clock gene expression within cells comprising the vasculature that modulate blood
Matthias Fellner et al.
Analytical biochemistry, 459, 56-60 (2014-05-27)
A fast and easy method for enzyme activity assays using the chromogenic Ellman reagent, 5,5'-dithiobis(2-nitrobenzoic acid), was developed. The method was used to measure the activity of the nonheme mono-iron enzyme cysteine dioxygenase. Quantifying the depletion of the substrate, cysteine
Nitric oxide quenches the fire in heart mitochondria.
Paul T Schumacker
Nature medicine, 19(6), 666-667 (2013-06-08)
Pedro L Martinez-Espinosa et al.
eLife, 4 (2015-11-13)
Two mammalian genes, Kcnt1 and Kcnt2, encode pore-forming subunits of Na(+)-dependent K(+) (KNa) channels. Progress in understanding KNa channels has been hampered by the absence of specific tools and methods for rigorous KNa identification in native cells. Here, we report
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