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Phosphorylation in Biological Technology

United States Recognizes Leading Scottish Scientist for Disease Research

... a rare honor for non-U.S. scientists. As Director of the MRC Protein phosphorylation Unit and the Scottish Institute for Cell Signalling at the University of ... the field of biochemistry. In particular, he has studied abnormal protein phosphorylation as a cause or consequence of cancer, diabetes and inflammatory disease. ...

SuperGen Reports 2008 Second Quarter Financial Results

... of MP-470 and erlotinib, compared to either agent alone in reducing phosphorylation of Akt, ERK1/2, EGFR/HER1, HER2/Neu, and HER3. -- S-110, a DNA ... activity in cancer cell lines, resulting in inhibition of STAT5 phosphorylation as well as a reduction in Bcl-XL expression. SGI-1252 was also ...

New MedPredict Report Reveals Top Alzheimer's Experts' Insights on Diagnostics and Treatments in Development Pipeline

... that are targeting amyloid and plaques, offering their opinions on gamma-secretase inhibitors and modulators, beta-secretase inhibitors, Tau phosphorylation inhibitors, cardiovascular agents, anti-amyloids and aggregation inhibitors, histone deacetylases (HDACs), SIRT-1, metal chelators and drugs like ...

Scotland Highlights New Partnerships and Cutting-Edge Drug Discovery Research

... Scottish Enterprise Scottish Stem Cell Network TalentScotland Tissue Solutions Ltd University of Dundee - MRC Protein phosphorylation Unit University of Dundee - Research and Innovation Service University of Edinburgh - College for Medicine and Veterinary Medicine ...

Sigma-Aldrich Introduces Precisio(TM) Kinases for High-Throughput Screening and Kinase Profiling

... ), a new collection of high quality active kinases that is expected to enable scientists to achieve greater insight into protein phosphorylation and cell signaling. Optimized for high-throughput kinase screening and profiling, Precisio Kinases allow for the characterization of cellular ...

Tigris Pharmaceuticals Presents Results of Breast Cancer Research at AACR Annual Meeting

... causing induction of CYP1A1 transcription. This enzyme expression converts AF to metabolites that are covalently bound to DNA. This results in phosphorylation of p53 with induction of the p53 downstream target p21Waf1/Cip1 and apotosis. About Tigris Pharmaceuticals, Inc. Tigris Pharmaceuticals, ....

Telik Reports Preclinical Results at AACR Annual Meeting

... Drug inhibition of aurora kinase and VEGFR activity in tumor samples of treated animals was established by analysis of markers, such as histone H3 phosphorylation and CD31. Anti-Tumor Efficacy and Molecular Mechanism of TLK58747; Abstract # 4515 Telik researchers identified a novel ...

AEterna Zentaris Presents Two Posters on its PI3K Inhibitor Compound, AEZS-126, at AACR Annual Meeting

... that led to its selection for in vivo development. AEZS-126 inhibits PI3Ka with an IC50 value of 10nM and proved to be a potent inhibitor of Akt phosphorylation in cellular assays. Mode-of-action studies showed that AEZS-126 acts as an ATP competitive compound. The in vitro antiproliferative activity against ...

Cell Biosciences Launches Next-Generation Protein Characterization System

... Association for Cancer Research (AACR) 100th Annual Meeting, April 18-22, 2009, in Denver, Colorado (booth 2039). The CB1000 system measures phosphorylation events and other protein post-translational modifications using capillary-based nanofluidic immunoassays, and builds upon the fundamental technology ...

Catalyst Biosciences Expands Scientific Advisory Board With Leading Experts in Protease Therapeutic Discovery and Development

... papers, he has published 50 manuscripts on protease structure and function. His work on glycogen phosphorylase revealed the first mechanism of phosphorylation control of protein function. Professor Fletterick's laboratory solved the first structure of a nuclear receptor bound to its hormone ligand and the ...

Cell Biosciences Introduces Kits for Oncoprotein Analysis

... researchers can obtain detailed profiles of MEK and ERK signaling in as few as 25 cells. Subtle effects of kinase inhibitor drugs on MEK and ERK phosphorylation can be studied in cancer cells and solid tumor samples. "We developed these oncoprotein analysis kits in response to strong interest from our ...

Convey Computer™ Corporation Announces First Customer: University of California, San Diego at SC08 Conference

... of massive protein databases to look for possible and unanticipated modifications in proteins. Most proteins undergo modifications such as phosphorylation that serve many functions. As a result, modifications are particularly important for the study of diseases where multiple genes are involved, such as ...

Lilly to Acquire ImClone Systems in $6.5 Billion Transaction

... growth factor receptor (EGFR, HER1, c-ErbB-1). In vitro assays and in vivo animal studies have shown that binding of ERBITUX to the EGFR blocks phosphorylation and activation of receptor-associated kinases, resulting in inhibition of cell growth, induction of apoptosis, and decreased matrix metalloproteinase ...

NIMOTUZUMAB CLINICAL DATA PRESENTED AT ASCO ANNUAL MEETING

... median survival time was 7.2 months. Results also demonstrated that after a short period of exposure, nimotuzumab as a single agent inhibited EGFR phosphorylation and this was accompanied by a trend towards molecular downstream effects consistent with the expected biological effects of EGFR targeting. ...

SuperGen Reports 2008 First Quarter Financial Results

... PI3K. The poster outlined the enhanced impact of the combination of MP-470 and erlotinib, compared to either agent alone in reducing phosphorylation of Akt, ERK1/2, EGFR/HER1, HER2/Neu, and HER3. -- S-110, a DNA methyltransferase inhibitor, demonstrated an improved in vivo ...

Telik Presents Preclinical Data at 99th Annual Meeting of the American Association for Cancer Research

... in human HL60 promyelocytic cells and TF-1 erythroleukemic cells. Treatment of the leukemia cells with TLK199 also resulted in an increase of the phosphorylation of eIF2alpha, a key signaling event in the integrated stress response (ISR), and in induction of multiple genes implicated in ISR. Telik currently ...

Option to Develop Exelixis Compound Exercised By Genentech

... In vitro analyses indicate that XL518 is a potent and selective non-ATP-competitive inhibitor of MEK1. Inhibition of MEK activity by XL518 prevents phosphorylation and activation of ERK, and oral administration of XL518 results in sustained inhibition of ERK phosphorylation in multiple preclinical tumor models. ...

Amarin Announces Publication of Pre-Clinical Memory Data in Journal of Neurochemistry

... brain learns and maintains memories. The study confirmed that EPA reduced concentrations of the pro-inflammatory interleukin 1beta (IL-beta), and phosphorylation of the stress-activated protein kinase, c-jun N-terminal kinase (JNK). These factors are associated with inhibition of LTP thus potentially ...

DELFIA Protein Kinase assays.

... substrates. In receptormediated signalling the phosphorylation forms an important secondary messenger system. phosphorylation can be measured following radioactive 32 P ... are available for the sensitive detection of phosphorylation levels on various substrates using time-resolved ...

Cerenkov Counting Performance on the TopCountTM Microplate Scintillation and Luminescence Counter

... which nucleotides and proteins can be labeled by phosphorylation reactions. Nucleotides labeled in this way can be used as probes in dot blot assays. The phosphorylation of proteins by kinases is an important cellular ... the amount of PKC in a sample by the degree of phosphorylation of a specific peptide with [ 32 P]-ATP. The assay ...

USB OptiKinase Eliminates Base Bias in Labeling of Oligonucleotide 5'-Ends

... Kinase (PNK) (1,2,3) is commonly used for phosphorylation and labeling of 5'-ends of DNA and ... sequencing or mapping of transcripts and in phosphorylation of DNA ends for cloning (3,4) . Although T4 PNK ... T4 PNK exhibits base bias; the effectiveness of phosphorylation depends on the base at the 5'-end of the ...

Sensitive identification of phosphopeptides in brain tissue using Ettan MDLC and Finnigan LTQ

... detect the phosphorylated peptides. Several phosphorylation sites were noted, and a strategy for confident ... important post-translational modifications is phosphorylation of serine, threonine or tyrosine residues. ... apoptosis, and cell cycle control. Detection of phosphorylation sites by mass spectrometry in proteins extracted ...

2D-LC analysis of phosphopeptides in brain tissue using Ettan MDLC and Finnigan LTQ

... detect the phosphorylated peptides. Several phosphorylation sites were found, and a strategy for confident ... important post-translational modifications is phosphorylation of serine, threonine, or tyrosine residues. ... apoptosis, and cell cycle control. Detection of phosphorylation sites by mass spectrometry in proteins extracted ...

Feasibility of Multiplexing Bio-Plex Total Target and Phosphoprotein Assays

... level of the protein regardless of its phosphorylation state. Typically, because of epitope ... treatment by increasing the level of phosphorylation of several proteins. All proteins ... total ERK2 assay signal. Although the phosphorylation levels found between UV-treated and untreated ...

Application of the Bio-Plex Cell Lysis Kit in Western Blot Analysis of Phosphoproteins, Rev A

... these models is to quantitate changes in protein phosphorylation that occur in response to ligand ... is multiplex western blotting with phosphorylation site-specific antibodies. While this approach has ... xMAP technology and Cell Signaling Technologys phosphorylation site-specific antibodies. The Bio-Plex ...

Setting up a kinase profiler with IMAP

... 5FAM-GTFRSSIRRLSTRRRCOOH, has more phosphorylation sites and a sequence extended from the ... endothelial nitric-oxide synthase phosphorylation at Ser1177 via an AMPK mediated ... neurite outgrowth and protein phosphorylation by a newly synthesized selective ...

Detection and Identification of Phosphorylation Sites in Proteins Using LC/MS/MS with Neutral Fragment Loss Mapping

... Protein phosphorylation The data presented here ... Introduction phosphorylation of proteins plays a pivotal role in the ... structural features of the neuronal cytoskeleton. phosphorylation of these proteins is considered a ...

New Fusion Trans-Activator Plasmids for Studying Signal Transduction Pathways

... cells, either direct or indirect phosphorylation of the fusion trans-activator protein ... acid residues 208 to 313) that contains the FRK phosphorylation site (Thr-232) has been shown to be ... of ATF2 is not fully characterized. However, phosphorylation of Thr-69 and Thr-81 in ATF2 by JNK is ...

In Vivo Signal Transduction Pathway Reporting Systems

... into mammalian cells, either direct or indirect phosphorylation of the fusion activator protein by the ... the gene results in direct or indirect phosphorylation of the activator fusion protein, the luciferase ... neither directly nor indirectly results in the phosphorylation of the activator fusion protein, ...

TKB1 Cells Identify Receptor Tyrosine Kinase Interacting Proteins

... In vivo phosphorylation with TKB1 competent cells David L. ... 2 Neu contains five sites of tyrosine phosphorylation (Y1028, Y1144, Y1201, Y1226/7, and ... constructed to individually contain phosphorylation sites Y1201, Y1226/7, and Y1253 ...

Highly Active and Removable AffinityTagged Lambda Phosphatase

... phosphatase or protein kinase. Protein phosphorylation governs many biological processes, ... and the cell cycle. 1 The level of protein phosphorylation in cells is modulated by two large families of ... in cells are kinases, the effect of phosphorylation on their own kinase activity is of ...

Performance of Ad-A-Gene EGFP-MAPKAP-k2: an adenoviral vector gene delivery system

... initiates a series of parallel signaling cascades, leading to direct phosphorylation of MAPKAP-k2 by p38 MAPK , and subsequent translocation of phosphorylated ... triggered by stress and heat shock that stimulates MAPKAP kinase-2 and phosphorylation of the small heat shock proteins. Cell 78 , 1027–1037(1994). ...

Performance of the AMARA HitHunter Chemiluminescence Kinase Assay with the LEADseeker Multimodality Imaging System

... to measure the functional activity of serine/threonine kinase AMP in the phosphorylation of the AMARA substrate (AMARAASAAALARRR).

... Multimodality Imaging System and is suitable for measuring the phosphorylation of AMARA substrate by serine/threonine kinase AMP.

Rapidly Prepare Probes and Markers for Small RNA Analysis

... of RNA markers and DNA or RNA probes starts with a phosphorylation reaction using T4 Polynucleotide Kinase and Kinase ... aqueous solution. To prepare the Decade Markers, the phosphorylation reaction is performed with a 150 nt RNA transcript ...

LiquiChip Kits for bead-based cytokine and kinase assays

... The LiquiChip Ser/Thr Kinase Kit is based on the phosphorylation of myelin basic protein (MBP) immobilized on LiquiChip beads. After incubation with a sample, phosphorylation of serine and threonine residues in MBP is detected using ...

Enzyme Immunoassay for Studying Intracellular Levels of cAMP

... of cAMP. The activation of a protein kinase by cAMP results in the phosphorylation of substrate proteins, which include enzymes, ion channels and ... Seamon, K.B., and Daly, J.W. (1986) Adv. Cyclic Nucleotide Protein phosphorylation Res. 20: 1. Selfe, S., et al. (1987) Mol. Pharmacol. 31: ...

Monitoring Receptor-Mediated Changes in [Ca2+]i Using Single-Wavelength and Dual-Wavelength Indicators on the FlexStation Workstation

... and M 3 Muscarinic Acetylcholine Receptors Activate Different Phospholipase C- Isoforms That Are Uniquely Susceptible to Protein Kinase C-dependent phosphorylation and Inactivation. J. Biol. Chem., 275 , 39767-39772. 5. Conant, A.R. et al (1998). Characterization of the P2 receptors on the human ...

Use of FlashPlate Technology for In Vitro Measurement of 125I-Labeled TGF-1 Binding on Chimeric Extracellular Domain of Type II Transforming Growth Factor Receptor

... immunoglobulin as a TGF- antagonist. Eur. J. Bioch. 234, 505-513. 3. D. Vivien and J. L. Wrana (1995) Ligand-induced recruitment and phosphorylation of reduced TGF-beta type 1 receptor, Exp. Cell Res. 221, 60-65. Acknowledgments Most of these results have been published ...

Research Tools for Analysis of ZAP-70

... and Fyn which are Src family tyrosine kinases 1,2 . These kinases phosphorylate ITAM regions on the receptor which act as docking sites for ZAP-70. phosphorylation of ZAP-70 by Lck leads to its activation. ZAP-70 then goes on to phosphorylate a number of adaptor proteins and helps activate other kinases as well ...
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