• Agonist-promoted desensitization of adenylate cyclase is intimately associated with phosphorylation of the beta-adrenergic receptor in mammalian, avian, and amphibian cells. (duke.edu)
  • cAMP is converted via adenylyl cyclase (AC) and activates protein kinase A to phosphorylate intracellular proteins that mediate specific responses. (spandidos-publications.com)
  • Beta-adrenergic stimulation activates adenylate cyclase, which increases cyclic adenosine monophosphate (AMP) levels and causes increased calcium influx into myocardial cells. (medscape.com)
  • During this process neuropeptides with vasoactive properties (e.g. calcitonin gene-related peptide (CGRP) and pituitary adenylate cyclase-activating peptide (PACAP)) are released and could result in vasodilatation of arteries, degranulation of mast cells and plasma leakage [ 7 ]. (biomedcentral.com)
  • ACTH stimulates steroidogenesis by binding to membrane receptors on adrenal cells, which activates adenylate cyclase and also causes hypertrophy and hyperplasia of the adrenal cortex. (clinicalgate.com)
  • Brain-derived neurotrophic factor (BDNF) regulates a variety of biological processes predominantly via binding to the transmembrane receptor tyrosine kinase TrkB. (biomedcentral.com)
  • BDNF exerts its biological functions on neurons through two transmembrane receptors: the p75 neurotrophin receptor (p75NTR) and the TrkB receptor tyrosine kinase, while NGF binds to TrkA, NT-4/5 binds to TrkB, and NT-3 preferentially binds to TrkC [ 3 , 4 ]. (biomedcentral.com)
  • In addition to its association with Ras, GAP has been shown to bind to several tyrosine-phosphorylated proteins in cells stimulated by growth factors or expressing transforming tyrosine kinase variants. (embl.de)
  • Insulin-like growth factor 1 receptor (IGF-1R) and other tyrosine kinase growth factor receptors signal through multiple pathways. (wikidoc.org)
  • The beta 2-adrenergic receptor (beta 2AR) can be constitutively activated by mutations in the third intracellular loop. (duke.edu)
  • Classically, FSHR activates Gαs to increase intracellular levels of cAMP, but its ability to activate other G proteins, and β-arrestin-mediated signaling is well documented in many different cell systems. (frontiersin.org)
  • GPCRs transduce extracellular signals into intracellular cascades through four main heterotrimeric G protein pathways: Gαs, Gαi/o, Gαq/11, and Gα12/13, each activating a specific and complex downstream signaling pathway. (frontiersin.org)
  • Those coupled to membrane depolarization or intracellular release of calcium include the receptor-mediated activation of cytotoxic functions in granulocytes and the synaptic potentiation of protein kinase activation. (lookformedical.com)
  • The De-Iodinase Enzyme is intracellular, and removes an iodine from T4, thus converting T4 into T3. (jeffreydachmd.com)
  • Lipids, predominantly phospholipids, cholesterol and small amounts of glycolipids found in membranes including cellular and intracellular membranes. (lookformedical.com)
  • When fed to old, symptomatic APPswe/PS1ΔE9 AD mice starting at 10 months of age for 3 additional months in a therapeutic model of the disease, there was a reduction in the memory deficit and brain inflammation, as well as an increase in the expression of synaptic proteins. (biomedcentral.com)
  • HN - 2011 MH - 5-Lipoxygenase-Activating Protein Inhibitors UI - D058946 MN - D27.505.519.389.86 MS - Compounds that bind to and inhibit the action of 5-LIPOXYGENASE-ACTIVATING PROTEINS. (nih.gov)
  • HN - 2011 MH - 5-Lipoxygenase-Activating Proteins UI - D058927 MN - D12.644.360.24.32 MN - D12.776.476.24.34 MN - D12.776.543.19 MS - Scaffolding proteins that play an important role in the localization and activation of 5-LIPOXYGENASES. (nih.gov)
  • In addition, BDNF binds to p75NTR, a promiscuous NTR that is known to activate cell death pathways via recruitment of multiple adaptor proteins [ 17 , 18 ]. (biomedcentral.com)
  • Amino acid sequences found in transported proteins that selectively guide the distribution of the proteins to specific cellular compartments. (lookformedical.com)
  • Protein kinases that catalyze the PHOSPHORYLATION of TYROSINE residues in proteins with ATP or other nucleotides as phosphate donors. (lookformedical.com)
  • The accessory GTPase-activating proteins (GAPs) negatively regulate the cell signaling by increasing the slow intrinsic GTP to GDP hydrolysis rate of Ras. (embl.de)
  • It is known that the human Ras GTPase activating protein (GAP) p120-GAP can be phosphorylated by different members of the Src kinase family and recently phosphorylation of the GDP/GTP exchange factor (GEF) CDC25Mm/GRF1 by proteins of the Src kinase family has been revealed in vivo [Kiyono, M., Kaziro, Y. & Satoh, T. (2000) J. Biol. (embl.de)
  • Results are consistent with the idea that thyroid hormones activate the uncoupling of oxidative phosphorylation through various mechanisms involving inner membrane proteins and lipids. (jeffreydachmd.com)
  • A key pathway is regulated by phosphatidylinositol-3 kinase (PI3K) and its downstream partner, the mammalian target of rapamycin (mTOR). (wikidoc.org)
  • Here, we provide a comprehensive and up-to-date critical review about the main therapeutic advantages of tuning adenosine signalling pathways in HFpEF, without discounting their side effects and how these can be seized. (frontiersin.org)
  • Follicle-stimulating hormone (FSH) and its G protein-coupled receptor, FSHR, represents a paradigm for receptor signaling systems that activate multiple and complex pathways. (frontiersin.org)
  • Finally, trehalose synthesis in L. luymesi occurs via the trehalose-6-phosphate synthase (TPS) and trehalose-6-phosphate phosphatase (TPP) pathways. (biomedcentral.com)
  • B-raf belongs to the the raf/mil family of serine/threonine protein kinases and plays a role in regulating the MAP kinase/ERKs signaling pathway, which may be constitutively activated due to BRAF gene mutations. (blogspot.com)
  • In this study, we measured PAD enzyme levels using Western blotting and investigated protein citrullination using a mass spectrometry-based proteomics approach in primary estrogen receptor negative (ER-) or positive (ER+) breast tumor and matched adjacent normal tissue. (bvsalud.org)
  • Pompe disease has resisted enzyme replacement therapy with acid α-glucosidase (GAA), which has been attributed to inefficient cation-independent mannose-6-phosphate receptor (CI-MPR) mediated uptake. (duke.edu)
  • Bbeta-adrenergic receptor kinase-1 levels in catecholamine-induced myocardial hypertrophy: regulation by beta- but not alpha1-adrenergic stimulation. (duke.edu)
  • Beta-adrenergic receptor kinase: identification of a novel protein kinase that phosphorylates the agonist-occupied form of the receptor. (duke.edu)
  • Enhanced efficacy of enzyme replacement therapy in Pompe disease through mannose-6-phosphate receptor expression in skeletal muscle. (duke.edu)
  • A selective allosteric FSHR ligand, B3, also activated Gαi/o signaling in these cells, supporting a role for receptor-mediated activation despite the low levels of FSHR mRNA. (frontiersin.org)
  • In each signal transduction system, an activation/inhibition signal from a biologically active molecule (hormone, neurotransmitter) is mediated via the coupling of a receptor/enzyme to a second messenger system or to an ion channel. (lookformedical.com)
  • Because expression of this receptor is transcriptionally regulated by nuclear factor-κB (NF-κB), which is activated by enteric pathogens as a part of the host epithelial response to infection, we investigated whether such bacterial pathogens could directly increase Gal1-R expression in the T84-cell model system. (jci.org)
  • Receptor tyrosine-protein kinase erbB-2 , also known as CD340 (cluster of differentiation 340), proto-oncogene Neu , Erbb2 (rodent), or ERBB2 (human), is a protein that in humans is encoded by the ERBB2 gene. (iiab.me)
  • The ErbB family consists of four plasma membrane-bound receptor tyrosine kinases. (iiab.me)
  • IGF-1 activates the insulin receptor at approximately 0.1 times the potency of insulin. (wikidoc.org)
  • Adenosine exerts cardioprotective, neuromodulatory, and immunosuppressive effects by activating plasma membrane-bound P1 receptors that are widely expressed in the cardiovascular system. (frontiersin.org)
  • Both kinases were found to phosphorylate full-length or truncated forms of GAP and GEF. (embl.de)
  • The other two De-Iodinase enzymes are D2 which is located in the pituitary, and D3 which converts T4 to inactive reverse T3. (jeffreydachmd.com)
  • The AMP-activated protein kinase (AMPK) is a central regulator of cellular energy balance and metabolism and binds glycogen, the primary storage form of glucose in liver and skeletal muscle. (edu.au)
  • To move CAD-31 toward the clinic, experiments were undertaken to determine its neuroprotective and pharmacological properties, as well as to assay its therapeutic efficacy in a rigorous mouse model of AD. (biomedcentral.com)
  • Numerous reports suggest 7,8-DHF processes promising therapeutic efficacy in various animal disease models that are related to deficient BDNF signaling. (biomedcentral.com)
  • For practical purposes, depending on the enzyme activity and the presence of mutations in the G6Pase and T genes, respectively, GSD type I may be subdivided into 2 major forms. (medscape.com)
  • It is an autosomal recessive disorder in which there is an AGL gene mutations which causes deficiency in glycogen debranchinging enzyme and limited storage of dextrin. (medscape.com)
  • HER2 is found in a variety of tumours and some of these tumours carry point mutations in the sequence specifying the transmembrane domain of HER2. (iiab.me)
  • HER2 mutations have been found in non-small-cell lung cancers (NSCLC) and can direct treatment. (iiab.me)
  • Its clinical presentation clearly differs from other forms of GSD, because it is caused by the deficiency of the lysosomal enzyme, alpha-1,4-glucosidase, leading to the pathologic accumulation of normally structured glycogen within the lysosomes of most tissues, differs Three forms of the disease exist: infantile-onset, late-onset juvenile and adult onset. (medscape.com)
  • GSD type IV, also known as amylopectinosis, Glycogen Branching enzyme deficiency (GBE) or Andersen disease, is a rare disease that leads to early death. (medscape.com)
  • Signal transduction plays an important role in activating cellular functions, cell differentiation , and cell proliferation . (lookformedical.com)
  • for example, protein kinase activation is part of the platelet activation signal pathway. (lookformedical.com)
  • The PDE11A level is highest in the prostate ( 22 ) of the various splice variants, PDE11A1 and PDE11A3 are found in the spleen ( 23 , 24 ) and PDE11A4 in the hippocampus ( 25 ). (spandidos-publications.com)
  • Pathogenic Escherichia coli , but not nonpathogenic E. coli , activate a p50/p65 NF-κB complex that binds to oligonucleotides corresponding to a recognition site located within the 5′ flanking region of the human GAL1R gene. (jci.org)
  • Interestingly, although mTid-1 is found tyrosine-phosphorylated in v-src-transformed fibroblast cells, GAP selectively binds to the unphosphorylated form of mTid-1. (embl.de)
  • For example, inhibitors of PDE5 serve as therapeutic agents for male erectile dysfunction and pulmonary hypertension ( 11 , 12 ). (spandidos-publications.com)
  • Constituents of the extracellular matrix structure (i.e., collagen and fibrinogen) were found in both. (bvsalud.org)
  • It is a potential therapeutic target in numerous neurological, mental and metabolic disorders. (biomedcentral.com)
  • Conversion of an inactive form of an enzyme to one possessing metabolic activity. (lookformedical.com)
  • UV-B radiation stabilizes and activates p53, a transcription factor that up-regulates the expression of pro-opiomelanocortin (POMC) [ 1 , 5 ]. (ijbs.com)
  • Remarkably, the phosphorylations by the two kinases were accompanied by different functional effects. (embl.de)
  • As PhD students, we found it difficult to access the research we needed, so we decided to create a new Open Access publisher that levels the playing field for scientists across the world. (intechopen.com)
  • The alkaloids fraction (ALK) regulated cholinergic function by inhibiting AChE activity, activating choline acetyltransferase activity, and protein expression. (bvsalud.org)
  • Find support for a specific problem in the support section of our website. (mdpi.com)
  • Despite the fast establishment of new therapeutic agents in the management of COVID-19 and large-scale vaccination campaigns since the beginning of the SARS-CoV-2 pandemic in early 2020, severe disease courses still represent a threat, especially to patients with risk factors. (biomedcentral.com)
  • Mutants of Ras are found in 25-30% of human tumors. (embl.de)
  • lacks kinase domain), and erbB-4. (iiab.me)
  • Furthermore, our data suggested that cold-seep tubeworm is capable of de novo sterol biosynthesis, as well as incorporation and transformation of cycloartenol and lanosterol into unconventional sterols, and the critical enzyme involved in this process might have properties similar to those in the enzymes from plants or fungi. (biomedcentral.com)
  • and 3, conversion of an enzyme precursor (proenzyme or zymogen) to an active enzyme. (lookformedical.com)
  • This conversion is done by the the D1 Diodinase Enzyme. (jeffreydachmd.com)
  • AB - The environmental carcinogen N-nitrosodiethylamine (diethylnitrosamine, DENA) has been found to be carcinogenic in 18 animal species. (nih.gov)
  • Differential actions of p60c-Src and Lck kinases on the Ras regulators p120-GAP and GDP/GTP exchange factor CDC25Mm. (embl.de)
  • Publishing on IntechOpen allows authors to earn citations and find new collaborators, meaning more people see your work not only from your own field of study, but from other related fields too. (intechopen.com)