Non-traditional roles of G protein-coupled receptors in basic cell biology.

abstract：:Amino functionalized cross-linked polystyrene microspheres of well defined sizes (0.2-2 mum) have been prepared and shown to be efficient and controllable delivery devices, capable of transporting anything from small dye molecules to bulky proteins into cells. However, the specific mechanism of cellular entry is large...

journal_title：Molecular bioSystems

authors： Alexander LM,Pernagallo S,Livigni A,Sánchez-Martín RM,Brickman JM,Bradley M

更新日期：2010-02-01 00:00:00

abstract：:The size and complexity of cellular systems make building predictive models an extremely difficult task. In principle dynamical time-course data can be used to elucidate the structure of the underlying molecular mechanisms, but a central and recurring problem is that many and very different models can be fitted to exp...

journal_title：Molecular bioSystems

authors： Erguler K,Stumpf MP

更新日期：2011-05-01 00:00:00

abstract：:Unstable angina (UA) is one of the most dangerous types of coronary heart disease and has high mortality and morbidity rates worldwide. However, the diagnostic accuracy for UA is unsatisfactory in clinical practice. In this study, we investigated the application of plasma metabolomics in discovering potential biomarke...

journal_title：Molecular bioSystems

authors： Sun M,Gao X,Zhang D,Ke C,Hou Y,Fan L,Zhang R,Liu H,Li K,Yu B

更新日期：2013-12-01 00:00:00

abstract：:Herein, we demonstrate that the bacterial signaling molecule, c-di-GMP, can enhance the peroxidation of hemin when proflavine is present. The c-di-GMP-proflavine-hemin nucleotidezyme can oxidize the colorless compound 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid), ABTS, to the colored radical cation ABTS˙(+) ...

journal_title：Molecular bioSystems

authors： Nakayama S,Roelofs K,Lee VT,Sintim HO

更新日期：2012-03-01 00:00:00

abstract：:Disordered regions within proteins have increasingly been associated with various cellular functions. Identifying the specific roles played by disorder in these functions has proved difficult. However, the development of reliable prediction algorithms has expanded the study of disorder from a few anecdotal examples to...

journal_title：Molecular bioSystems

authors： Bellay J,Michaut M,Kim T,Han S,Colak R,Myers CL,Kim PM

更新日期：2012-01-01 00:00:00

abstract：:Differential gene expression governs the development, function and pathology of multicellular organisms. Transcription regulatory networks study differential gene expression at a systems level by mapping the interactions between regulatory proteins and target genes. While microarray transcription profiles are the most...

journal_title：Molecular bioSystems

authors： Vermeirssen V,Joshi A,Michoel T,Bonnet E,Casneuf T,Van de Peer Y

更新日期：2009-12-01 00:00:00

abstract：:Induced hypoxia stress on cervical cancer derived cells (HeLa cells) leads to significant changes in their membrane lipid profiles. The lipidome of HeLa cells was characterized by a joint approach wherein liquid chromatography-mass spectrometry (LC-MS) analysis was followed by high resolution NMR measurements. Multiva...

journal_title：Molecular bioSystems

authors： Yu Y,Vidalino L,Anesi A,Macchi P,Guella G

更新日期：2014-04-01 00:00:00

abstract：:Structural and functional changes in albumin are of particular interest as numerous studies in vivo have reported a strong involvement of glycated-HSA in the development and progression of chronic diabetic complications. Non-enzymatic addition of glucose molecules to a protein induces structural changes in it. These c...

journal_title：Molecular bioSystems

authors： Neelofar K,Arif Z,Alam K,Ahmad J

更新日期：2016-07-19 00:00:00

abstract：:Biotin is an enzyme cofactor indispensable to metabolic fixation of carbon dioxide in all three domains of life. Although the catalytic and physiological roles of biotin have been well characterized, the biosynthesis of biotin remains to be fully elucidated. Studies in microbes suggest a two-stage biosynthetic pathway...

journal_title：Molecular bioSystems

authors： Lin S,Cronan JE

更新日期：2011-06-01 00:00:00

abstract：:New-type oseltamivir-resistant H1N1 influenza viruses have been a major threat to human health since the 2009 flu pandemic. To resolve the drug resistance issue, we aimed to identify a new type of inhibitors against H1 from traditional Chinese medicine (TCM) by employing the world's largest TCM database () for virtual...

journal_title：Molecular bioSystems

authors： Chang SS,Huang HJ,Chen CY

更新日期：2011-12-01 00:00:00

abstract：:There are major issues regarding the proposed pathway for starch degradation in germinating cereal grain. Given the commercial importance but genetic intractability of the problem, we have embarked on a program of chemical genetics studies to identify and dissect the pathway and regulation of starch degradation in ger...

journal_title：Molecular bioSystems

authors： Rejzek M,Stevenson CE,Southard AM,Stanley D,Denyer K,Smith AM,Naldrett MJ,Lawson DM,Field RA

更新日期：2011-03-01 00:00:00

abstract：:The present study describes for the first time, a metabolic profile reflecting the osteoporosis progression in 364 pre- and postmenopausal Chinese women using GC-MS. In order to accurately evaluate the dynamic changes of metabolites along with estrogen deficiency and osteoporosis progression, we divided these subjects...

journal_title：Molecular bioSystems

authors： Qi H,Bao J,An G,Ouyang G,Zhang P,Wang C,Ying H,Ouyang P,Ma B,Zhang Q

更新日期：2016-06-21 00:00:00

abstract：:Nicotinamide adenine dinucleotide (NAD) is a ubiquitous cofactor participating in numerous redox reactions. It is also a substrate for regulatory modifications of proteins and nucleic acids via the addition of ADP-ribose moieties or removal of acyl groups by transfer to ADP-ribose. In this study, we use in-depth seque...

journal_title：Molecular bioSystems

authors： de Souza RF,Aravind L

更新日期：2012-06-01 00:00:00

abstract：:Understanding the complexity of cancer biology requires extensive information about the cancer proteome over the course of the disease. The recent advances in mass spectrometry-based proteomics technologies have led to the accumulation of an incredible amount of such proteomic information. This information allows us t...

journal_title：Molecular bioSystems

authors： Miah S,Banks CA,Adams MK,Florens L,Lukong KE,Washburn MP

更新日期：2016-12-20 00:00:00

abstract：:Within systems biology there is an increasing interest in the stochastic behavior of genetic and biochemical reaction networks. An appropriate stochastic description is provided by the chemical master equation, which represents a continuous time Markov chain (CTMC). In this paper we consider the stochastic properties ...

journal_title：Molecular bioSystems

authors： Giampieri E,Remondini D,de Oliveira L,Castellani G,Lió P

更新日期：2011-10-01 00:00:00

abstract：:Peptidylarginine deiminase (PAD) catalyzes the posttranslational citrullination of selected proteins in a calcium dependent manner. The PAD4 isoform has been implicated in multiple sclerosis, rheumatoid arthritis, some types of cancer, and plays a role in gene regulation. However, the substrate selectivity of PAD4 is ...

journal_title：Molecular bioSystems

authors： Guo Q,Bedford MT,Fast W

更新日期：2011-07-01 00:00:00

abstract：:Matrix metalloproteinases (MMPs) consist of a class of proteins required for normal tissue function. Their over expression is associated with many disease states and hence the interest in MMPs as drug targets. Almost all MMP inhibitors have been reported to fail in clinical trials due to lack of specificity. Zinc in t...

journal_title：Molecular bioSystems

authors： Singh T,Adekoya OA,Jayaram B

更新日期：2015-04-01 00:00:00

abstract：:Single molecule observation of fluorescence resonance energy transfer can be used to provide insight into the structure and dynamics of proteins. Using a straightforward triple-colour labelling strategy, we present a measurement and analysis scheme that can simultaneously study multiple regions within single intrinsic...

journal_title：Molecular bioSystems

authors： Milles S,Koehler C,Gambin Y,Deniz AA,Lemke EA

更新日期：2012-10-01 00:00:00

abstract：:To understand the regulatory dynamics of transcription factors (TFs) and their interplay with other cellular components we have integrated transcriptional, protein-protein and the allosteric or equivalent interactions which mediate the physiological activity of TFs in Escherichia coli. To study this integrated network...

journal_title：Molecular bioSystems

authors： Antiqueira L,Janga SC,Costa Lda F

更新日期：2012-11-01 00:00:00

abstract：:Cell penetrating peptides (CPPs), TATp, in particular, has been used widely for intracellular delivery of various agents ranging from small molecules to proteins, peptides, range of pharmaceutical nanocarriers and imaging agents. This review highlights the mechanisms of CPP-mediated delivery and summarizes numerous ex...

journal_title：Molecular bioSystems

authors： Sawant R,Torchilin V

更新日期：2010-04-01 00:00:00

abstract：:MiRNAs are a fascinating kind of biomolecule due to their vital functions in gene regulation and potential value as biomarkers for serious diseases including cancers. Exploiting convenient and sensitive methods for miRNA expression assays is imperative. In this study, we employ an exonuclease (RecJf) and a nicking end...

journal_title：Molecular bioSystems

authors： Xu J,Han K,Liu D,Lin L,Miao P

更新日期：2016-11-15 00:00:00

abstract：:Ligand-induced conditional protein splicing (CPS) using a split intein allows the covalent reconstitution of a protein from two polypeptide fragments. The small molecule rapamycin binds to the fused FKBP and FRB dimerizer domains and thereby induces folding of the split intein, which then removes itself in the trans-s...

journal_title：Molecular bioSystems

authors： Sonntag T,Mootz HD

更新日期：2011-06-01 00:00:00

abstract：:A major mode of signal transduction in bacteria is the two-component system, which involves phosphorylation of an output-generating receiver protein by a signal-sensing histidine kinase. This differs from the more common one-component system--where both signal sensing and output generation are performed by the same pr...

journal_title：Molecular bioSystems

authors： Seshasayee AS,Luscombe NM

更新日期：2011-11-01 00:00:00

abstract：:There are clearly many different philosophies associated with adapting fragment screening into mainstream Drug Discovery Lead Generation strategies. Scientists at Astex, for instance, focus entirely on strategies involving use of X-ray crystallography and NMR. However, AstraZeneca uses a number of different fragment s...

journal_title：Molecular bioSystems

authors： Leach AR,Hann MM,Burrows JN,Griffen EJ

更新日期：2006-09-01 00:00:00

abstract：:Diabetic nephropathy (DN) is a serious metabolic disease, and comprehensive understanding of its complex mechanism will help in preventing the onset and progression of DN. To reveal the systemic metabolic changes associated with renal injury, we performed 1H NMR-based metabonomic and multivariate analyses to analyze s...

journal_title：Molecular bioSystems

authors： Liu J,Wang D,Chen Y,Sun H,He S,Wang C,Yang G,Shi M,Zhang J,Ren Y,Wang L,Lu Y,Cheng J

更新日期：2013-11-01 00:00:00

abstract：:Many Gram-negative bacterial pathogens use type III secretion systems (TTSSs) for subverting the normal cellular functions of their target eukaryotic cells. The type III secretion apparatus (TTSA) functions like a syringe to inject proteins through an external needle and into a target cell's membrane and cytosol. The ...

journal_title：Molecular bioSystems

authors： Wang Y,Zhang L,Picking WL,Picking WD,De Guzman RN

更新日期：2008-12-01 00:00:00

abstract：:The search for molecules with activity against Mycobacterium tuberculosis (Mtb) is employing many approaches in parallel including high throughput screening and computational methods. We have developed a database (CDD TB) to capture public and private Mtb data while enabling data mining and collaborations with other r...

journal_title：Molecular bioSystems

authors： Ekins S,Bradford J,Dole K,Spektor A,Gregory K,Blondeau D,Hohman M,Bunin BA

更新日期：2010-05-01 00:00:00

abstract：:Escherichia coli has evolved an intracellular pathway to regulate its motion termed as chemotaxis so as to move towards a favorable environment such as regions with higher concentration of nutrients. Chemotaxis is a response to temporal and spatial variation of extracellular ligand concentration and randomness in moti...

journal_title：Molecular bioSystems

authors： Vuppula RR,Tirumkudulu MS,Venkatesh KV

更新日期：2010-06-01 00:00:00

abstract：:Oxygen dependent modulation of red blood cell metabolism is a long investigated issue. However, the recent introduction of novel mass spectrometry-based approaches lends itself to implement our understanding of the effects of red blood cell prolonged exposure to anaerobiosis. Indeed, most of the studies conducted so f...

journal_title：Molecular bioSystems

authors： D'Alessandro A,Gevi F,Zolla L

更新日期：2013-06-01 00:00:00

abstract：:The molecular segmentation clock is a complex regulatory network that governs the periodic somite segmentation in vertebrate embryos. Underlying the rhythm of the segmentation clock is a single-cell level pace-making circuit, where inevitable molecular noise and time delay impose normal operating constraints to the pa...

journal_title：Molecular bioSystems

authors： Song H,Yuan Z,Zhou T

更新日期：2013-06-01 00:00:00