4,917 Artículos relativos a Regulación hacia Abajo

• Inhibition of uridine transport in cultured mammalian cells by theophylline.
  Publicado en Biochim Biophys Acta
• Genetic control of maltase formation in yeast. III. Isolation and characterization of temperature-sensitive mutants affecting maltase induction and maltose utilization.
  Publicado en Mol Gen Genet
• Phorbol ester-induced down-regulation of protein kinase C abolishes vasopressin-mediated responses in rat anterior pituitary cells.
  Publicado en Mol Endocrinol
• Phosphatidylinositol depletion in GH3 rat pituitary cells inhibits sustained responses to thyrotropin-releasing hormone. Reversal with myo-inositol.
  Publicado en Mol Endocrinol
• Estrogen-induced decrease of glucocorticoid receptor messenger ribonucleic acid concentration in rat anterior pituitary gland.
  Publicado en Mol Endocrinol
• Homologous down-regulation of gonadotropin-releasing hormone receptors and desensitization of gonadotropes: lack of dependence on protein kinase C.
  Publicado en Mol Endocrinol
• IL-4 production by T depleted cells from Nippostrongylus brasiliensis infected mice.
  Publicado en Immunol Invest
• Diurnal variations in melatonin binding sites in the hamster brain: impact of melatonin.
  Publicado en Mol Cell Endocrinol
• Effect of phorbol esters on the distribution and total activity of protein kinase C in the perfused rat heart.
  Publicado en Int J Biochem
• Rapid development of brain beta-adrenoceptor down-regulation induced by phenelzine: subcellular studies.
  Publicado en Eur J Pharmacol
• Human immunodeficiency virus type 1 rev protein as a negative trans-regulator.
  Publicado en DNA
• The onset and progression of osteoblast differentiation is functionally related to cellular proliferation.
  Publicado en Connect Tissue Res
• Regulation of Fc gamma 2a receptor-mediated phagocytosis by a murine macrophage-like cell line, P388D1: involvement of casein kinase II activity associated with Fc gamma 2a receptor.
  Publicado en J Mol Cell Immunol
• Lymphocyte stimulation by cell wall constituents.
  Publicado en Rheumatol Int
• Recovery of VIP/helodermin- and prostaglandin E1-stimulated adenylate cyclase activities in desensitized SUP-T1 human lymphoblasts.
  Publicado en Peptides
• Neonatal handling alters adrenocortical negative feedback sensitivity and hippocampal type II glucocorticoid receptor binding in the rat.
  Publicado en Neuroendocrinology
• Progestin inhibition of progesterone receptor gene expression in human breast cancer cells.
  Publicado en Mol Endocrinol
• Pituitary thyrotropin-releasing hormone (TRH) receptors: effects of TRH, drugs mimicking TRH action, and chlordiazepoxide.
  Publicado en Mol Endocrinol
• Human progesterone receptor complexed with the antagonist RU 486 binds to hormone response elements in a structurally altered form.
  Publicado en Mol Endocrinol
• Down regulation of the mercury resistance operon by the most promoter-distal gene merD.
  Publicado en Mol Gen Genet
• Effects of TCDD on the EGF receptor of XB mouse keratinizing epithelial cells.
  Publicado en J Biochem Toxicol
• Cholera toxin modulates the T cell antigen receptor/CD3 complex but not the CD2 molecule and inhibits signaling via both receptor structures in the human T cell lymphoma Jurkat.
  Publicado en Eur J Immunol
• Deletion analysis of the mouse m1 muscarinic acetylcholine receptor: effects on phosphoinositide metabolism and down-regulation.
  Publicado en Biochemistry
• Comparison of effects of phorbol esters and glucose on protein kinase C activation and insulin secretion in pancreatic islets.
  Publicado en Biochem J
• Receptors for D-Trp6-luteinizing hormone-releasing hormone, somatostatin, and insulin-like growth factor I in MXT mouse mammary carcinoma.
  Publicado en Proc Soc Exp Biol Med
• Inverse regulation of alpha-2 and beta-2 adrenoceptors in salt-sensitive hypertension: an hypothesis.
  Publicado en Life Sci
• Morphine-induced desensitization and down-regulation at mu-receptors in 7315C pituitary tumor cells.
  Publicado en Life Sci
• The human 5-HT1A receptor expressed in HeLa cells stimulates sodium-dependent phosphate uptake via protein kinase C.
  Publicado en J Biol Chem
• Transforming growth factor beta treatment decreases ACTH receptors on ovine adrenocortical cells.
  Publicado en J Biol Chem
• Search for metastasis suppressor genes.
  Publicado en Invasion Metastasis
• Potent selective inhibitors of protein kinase C.
  Publicado en FEBS Lett
• Insulin induces a similar reduction in the concentrations of its own receptor and of an insulin-sensitive glycosyl-phosphatidylinositol in isolated rat hepatocytes.
  Publicado en FEBS Lett
• CK226: a novel surface molecule involved in human T cell activation.
  Publicado en Eur J Immunol
• Structure of the low-density lipoprotein receptor-related protein (LRP) promoter.
  Publicado en Biochim Biophys Acta
• Chronic benzodiazepine administration. IV. Rapid development of tolerance and receptor downregulation associated with alprazolam administration.
  Publicado en Biochem Pharmacol
• Receptor specific for certain nucleotides stimulates inositol phosphate metabolism and Ca2+ fluxes in A431 cells.
  Publicado en J Cell Physiol
• Ligand-mediated internalization, recycling, and downregulation of the epidermal growth factor receptor in vivo.
  Publicado en J Cell Biol
• Phosphorylation and down-regulation of CD4 and CD8 in human CTLs and mouse L cells.
  Publicado en Immunogenetics
• Protein kinase C regulates the tonic but not the phasic component of contraction in guinea-pig ileum.
  Publicado en Br J Pharmacol
• Desensitization of the beta-adrenergic receptor of the S49 murine lymphoma cell: mechanism of receptor loss and recovery.
  Publicado en J Mol Endocrinol
• Plasmid-aided insertion of MMTV-LTR and ras DNAs to NIH 3T3 fibroblast cells makes them responsive to 2,3,7,8-TCDD causing overexpression of p21ras and down-regulation of EGF receptor.
  Publicado en Mol Toxicol
• Down-regulation of tryptamine binding sites following chronic molindone administration. A comparison with responses of dopamine and 5-hydroxytryptamine receptors.
  Publicado en Naunyn Schmiedebergs Arch Pharmacol
• Adenosine is required for ethanol-induced heterologous desensitization.
  Publicado en Mol Pharmacol
• Modification of the rat adipocyte A1 adenosine receptor-adenylate cyclase system during chronic exposure to an A1 adenosine receptor agonist: alterations in the quantity of GS alpha and Gi alpha are not associated with changes in their mRNAs.
  Publicado en Mol Pharmacol
• Studies on the molecular multiplicity, structure, and function of the protein kinase C family.
  Publicado en Seikagaku
• Inhibition of 125I-epidermal growth factor binding to cultured keratinocytes by antiproliferative molecules gamma interferon, cyclosporin A, and transforming growth factor-beta.
  Publicado en J Invest Dermatol
• Suppression of MHC class I RNA in highly oncogenic cells occurs at the level of transcription initiation.
  Publicado en J Immunol
• Pentagastrin-stimulated gastric acid secretion: does desensitization exist?.
  Publicado en J Clin Gastroenterol
• The effect of different types of hepatic injury on the estrogen and androgen receptor activity of liver.
  Publicado en J Invest Surg
• Multiple phenotypic consequences of the Ig/Myc translocation in B-cell-derived tumors.
  Publicado en Genes Chromosomes Cancer
• DNA fragmentation and cell death mediated by T cell antigen receptor/CD3 complex on a leukemia T cell line.
  Publicado en Eur J Immunol
• Cell cycle-specific action of nerve growth factor in PC12 cells: differentiation without proliferation.
  Publicado en EMBO J
• Reduction of beta-adrenergic receptors can explain the lack of rebound effect after tertatolol withdrawal.
  Publicado en Am J Hypertens
• Angiotensin II and phorbol-esters potently down-regulate endothelin (ET-1) binding sites in vascular smooth muscle cells.
  Publicado en Biochem Biophys Res Commun
• Kinetics and regulation of tyrosine phosphorylation of the platelet derived growth factor receptor.
  Publicado en Tumori
• Down-regulation of the GABA-ergic system in selected brain areas of spontaneously hypertensive rats (SHR).
  Publicado en Pol J Pharmacol Pharm
• Low-frequency activation of the NMDA receptor system can prevent the induction of LTP.
  Publicado en Neurosci Lett
• Altered patterns of agonist-stimulated cAMP accumulation in cells expressing mutant beta 2-adrenergic receptors lacking phosphorylation sites.
  Publicado en Mol Pharmacol
• The effect of tumor necrosis factor alpha on the activity of lipoprotein lipase in adipose tissue.
  Publicado en Lymphokine Res
• The differing patterns of antigen release and local retention following anterior chamber and intravenous inoculation of soluble antigen. Evidence that the eye acts as an antigen depot.
  Publicado en Reg Immunol
• Mechanisms of downregulation of beta-adrenergic receptors: perspective on the role of beta-adrenergic receptors in congestive heart failure.
  Publicado en J Cardiovasc Pharmacol
• Regulation of superoxide responses of human neutrophils by adenine compounds. Independence of requirement for cytoplasmic granules.
  Publicado en Lab Invest
• Modulation of pp60c-src tyrosine kinase activity during secretion in stimulated bovine adrenal chromaffin cells.
  Publicado en J Neurosci Res
• Aging does not alter brain muscarinic receptor-mediated phosphoinositide hydrolysis and its inhibition by phorbol esters, tetrodotoxin and receptor desensitization.
  Publicado en J Pharmacol Exp Ther
• Down-modulation of MHC-I in a CD4+ T cell line, CEM-E5, after HIV-1 infection.
  Publicado en J Immunol
• Cytotoxic T lymphocyte unresponsiveness induced by prolonged treatment with immobilized anti-CD3 antibody. Association of impairment of cytolytic activity with temporary depletion of intracellular protein kinase C.
  Publicado en J Immunol
• Transformation of NIH 3T3 cells with basic fibroblast growth factor or the hst/K-fgf oncogene causes downregulation of the fibroblast growth factor receptor: reversal of morphological transformation and restoration of receptor number by suramin.
  Publicado en J Cell Biol
• Global modulation of the epidermal growth factor receptor is triggered by occupancy of only a few receptors. Evidence for a binary regulatory system in normal human fibroblasts.
  Publicado en J Biol Chem
• Epidermal growth factor-induced truncation of the epidermal growth factor receptor.
  Publicado en J Biol Chem
• Changes in serum calcium, magnesium, cyclic AMP and monoamine oxidase levels during pregnancy and under prolonged ritodrine treatment for preterm labor.
  Publicado en Gynecol Obstet Invest
• Down-regulation of insulin receptors is related to insulin internalization.
  Publicado en Exp Cell Res
• Interleukin 2 receptor expression in patients with head and neck squamous carcinoma. Effects of thymosin alpha 1 in vitro.
  Publicado en Arch Otolaryngol Head Neck Surg
• Environmental pollutants as co-factors in IgE production.
  Publicado en Curr Opin Immunol
• Chronic treatment with (+/-)DOI, a psychotomimetic 5-HT2 agonist, downregulates 5-HT2 receptors in rat brain.
  Publicado en Neuropsychopharmacology
• Comparison of effects of protein kinase C inhibitors on phorbol ester-induced CD4 down-regulation and augmentation of human immunodeficiency virus replication in human T cell lines.
  Publicado en Biochem Biophys Res Commun
• Expression and regulation of ANP receptor subtypes in rat renal glomeruli and papillae.
  Publicado en Am J Physiol
• Downregulation of beta-adrenergic receptor-mediated function during sodium restriction in humans.
  Publicado en Am J Physiol
• Effects of adrenalectomy on CRH regulation of ACTH release: adenylate cyclase activity, cyclic AMP-dependent protein kinase activity and ACTH release.
  Publicado en Cell Signal
• Impaired down-regulation of pituitary dopamine receptors by estradiol in aged rats.
  Publicado en Proc Soc Exp Biol Med
• Effect of typical and atypical antipsychotic drugs on 5-HT2 receptor density in rat cerebral cortex.
  Publicado en Life Sci
• Apparent age-related resistance of type II hippocampal corticosteroid receptors to down-regulation during chronic escape training.
  Publicado en J Neurosci
• Specific down-regulation of the alpha-bungarotoxin binding component on chick autonomic neurons by ciliary neuronotrophic factor.
  Publicado en J Neurosci
• Decreased adrenergic neuronal uptake activity in experimental right heart failure. A chamber-specific contributor to beta-adrenoceptor downregulation.
  Publicado en J Clin Invest
• Protein kinase-C-induced down-regulation of calcitonin receptors and calcitonin-activated adenylate cyclase in T47D and BEN cells.
  Publicado en Endocrinology
• Inactivation of pertussis toxin-sensitive guanyl nucleotide-binding proteins increase parathyroid hormone receptors and reverse agonist-induced receptor down-regulation in ROS 17/2.8 cells.
  Publicado en Endocrinology
• Functional independence of the epidermal growth factor receptor from a domain required for ligand-induced internalization and calcium regulation.
  Publicado en Cell
• Independent mechanisms for tumor promoters phenobarbital and 12-O-tetradecanoylphorbol-13-acetate in reduction of epidermal growth factor binding by rat hepatocytes.
  Publicado en Cancer Res
• Human lymphocyte and myocardial beta-adrenoceptors: up and down regulation.
  Publicado en Biomed Pharmacother
• VIP-helodermin receptors in the murine virus-induced T lymphoma cell line BL/VL3 recover less rapidly than beta-adrenoceptors after down regulation.
  Publicado en J Recept Res
• Post-transcriptional downregulation of MHC class I expression in oncogene-transformed cells is reverted by IFN-gamma and TNF-alpha.
  Publicado en J Immunogenet
• Down regulation of Fc receptors by IVIgG.
  Publicado en Int Rev Immunol
• Pituitary down-regulation using leuprolide for the intensive ovulation management of poor prognosis patients having in vitro fertilization (IVF)-related treatments.
  Publicado en J In Vitro Fert Embryo Transf
• Receptor downregulation and DNA synthesis are modulated by EGF and TPA in cells expressing an EGFR/neu chimera.
  Publicado en Growth Factors
• Down-regulation of pH-regulating transport systems in BC3H-1 cells.
  Publicado en Ann N Y Acad Sci
• Nucleoside and nucleotide modulation of genetic expression--a new approach to chemotherapy.
  Publicado en Adv Enzyme Regul
• Critical issues in chemotherapy with tiazofurin.
  Publicado en Adv Enzyme Regul
• Protein kinase C and cellular regulation.
  Publicado en Sheng Li Ke Xue Jin Zhan
• Alpha 2- and beta 2-adrenoceptor downregulation in marathon runners.
  Publicado en J Hypertens Suppl
• The k-complex vasoconstrictor response: evidence for central vasomotor downregulation in borderline hypertension.
  Publicado en J Hypertens Suppl
• Bradykinin receptor number and sensitivity to ligand stimulation of mitogenesis is increased by expression of a mutant ras oncogene.
  Publicado en J Cell Sci