Wnt Signaling in Nervous System Maintenance Seminar

Jun 21, 2025

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Explore the role of Wnt signaling in maintaining the nervous system with expert speaker Albert Chiang, PhD from NCBS, Bangalore. Join us at AV Hall, Sophia College for Women, Mumbai on Saturday, 26 September 2009, from 1PM to 2PM. Learn about the latest advancements in cell signaling research.

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Wnt Signaling in Nervous System Maintenance Seminar

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Cell Signaling Group SeminarWnt in Nervous System Maintenance Speaker: Albert Chiang PhD NCBS, Bangalore Venue: AV Hall, Sophia College for Women Bhulabhai Desai Road, Mumbai Date: Saturday, 26 September 2009 Time: 1PM -2PM

Cell Signaling

Introduction. Cells communication is based on chemical signals

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Cell Signaling

Introduction. ????? ?? ????? ?? ???? ??, ??? ???? ???? ??? ???? ?? ????? ??? ????? ???? ?????? ??.?? ?? ???? ???? ???? ??, ??, ??, ??, ??? ?? ?? ???? ?? ??? ??? ??? ???? ??? ??? ????? ?????.. Signaling Molecules and Their Receptors. ?? ?? ???? ???? ??? ??? ???? ??? ????.?? ??? ? ?? ??? ? ???? ???

1.41k views • 97 slides

Cell Signaling

Cell Signaling. Lecture 6. GPCRs that activate Phospholipase C- IP3/DAG pathway. Abbreviations. PIP2- phosphatidyl inositol 4,5 – bisphosphate DAG – 1,2- diacylglycerol IP3 – Inositol 1,4,5 – triphosphate PLC – phospholipase C PKC – Protein Kinase C.

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Cell Signaling

Cell Signaling. Lecture 12. NFkB. NFkB (nuclear factor kappa beta) is a transcription factor that plays important roles in the immune system.

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Cell Signaling

Cell Signaling. Lecture 13 and 14. Ligand -activated Notch undergoes 2 cleavages before releasing the transcription factor. ADAM10: A disintegrin and Metalloprotease.

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Wnt signaling

Manifestation of Novel Social Challenges of the European Union in the Teaching Material of Medical Biotechnology Master’s P rogrammes at the University of Pécs and at the University of Debrecen Identification number : TÁMOP-4.1.2-08/1/A-2009-0011.

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Cell Signaling

Cell Signaling . Lecture 10. Receptor Tyrosine Kinases. Regulate cell proliferation, differentiation, cell survival and cellular metabolism The signaling molecules that activate RTK are soluble or membrane bound peptide or protein hormones Examples; Nerve growth factor (NGF)

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Cell Signaling

Cell Signaling. Apoptosis, which can be induced by signals from other cells, is the process by which cells do which of the following? A) Move to other parts of the cell (migrate). B) Take on different shapes (morphology) C) Express different genes to take on their final function.

1.51k views • 43 slides

Cell Signaling

Cell Signaling. “Real Life” Cell Communication: Flight or Fight Response. While watching the movie clip, record at least TWO responses cells have to signals. . Pathways with Friends. Handout Diagram. Steps of Cell Signaling. Reception Signal Transduction Cellular Response. Reception.

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Cell Signaling

Cell Signaling. VI. CELL SIGNALING. Autocrine Signaling. VI. CELL SIGNALING, cont. Coordinates cell activities, development Typically involves 3 steps: Reception – Target cell’s detection of signal molecule due to binding of signal molecule to receptor protein in cell membrane

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Cell-Cell Signaling

Cell-Cell Signaling. Inductive Interactions. Induction: proximate interactions. Close range interactions Inducer Tissue doing the inducing Emits a signal Secreted peptides Cell associated proteins Responder Tissues/cells that receive the signal Change as a result of receiving signal

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Wnt signaling

Wnt signaling. http://www.stanford.edu/~rnusse/wntwindow.html Wnt website. Wnt proteins a family of highly conserved secreted signaling molecules that regulate cell-to-cell interactions during embryogenesis Wnt genes and Wnt signaling are also implicated in cancer.

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Wnt signaling in development and disease

Wnt signaling in development and disease. Vítězslav Bryja, PhD. Institute of Experimental Biology Faculty of Science, Masaryk University Brno, Czech Republic. Wnts can activate diverse pathways. family of ligands glycosylated and palmitoylated extracellular proteins

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Cell Signaling

Cell Signaling. Tidbit Overview. Course: Introductory Cell Molecular Biology. Unit title: Cell Signaling – The Original Social Networking. Class enrollment: 25 – 250 freshman or sophomore Student experience: Near the end of the term. Within the signal transduction unit

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Signaling by Tyrosine Phosphorylation in the Nervous System

Signaling by Tyrosine Phosphorylation in the Nervous System. Introduction. Protein phosphorylation represents the most common form of posttranslational modification in nature Protein function altered by addition of a negatively charged phosphate group to a Ser, Thr , or Tyr residue:

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No Wnt signaling

No Wnt signaling. ß-catenin recruitment and phosphorylation. ß-Trcp binding and ß-catenin degradation. Downstream gene expression inhibited. Wnt signaling. Activation of Disheveled and inhibition of ß-catenin degradation. Formation of LEF/TCF transcriptional complex.

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Cell-Cell Signaling

Cell-Cell Signaling. Neurotransmitters. Ligand-Gated Na + Channel. Post-synaptic membrane. Target Cell. Signal Transduction Pathway of Target Cell. Receptor Tyrosine Kinase-MAP Kinase Pathway. Receptor Tyrosine Kinase (RTK) Activation. (GEF). (RTK). RTKs Bound to Signal Molecule.

1.27k views • 78 slides

Cell Signaling

Cell Signaling. Communication between cells that are not directly connected. Cell Signaling involves a series of processes…. Sending a signal Transport to target cells Reception Often—signal transduction Response. Sending Signals. Cells synthesize signaling molecules Neurotransmittors

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The Wnt Signaling Pathway

The Wnt Signaling Pathway. Jennifer Slade B.Sc. (Hon) M.Sc. Candidate. Introduction Overview of Wnt signaling Components of Wnt signaling Wnt proteins Palmitoylation Transport Wnt receptors Interactions with extracellular proteins How they signal. Cytoplasmic Signaling cascade

1.48k views • 40 slides

Cell Signaling

Cell Signaling. Lecture 27 Chapter 16. Eyeless. Cells can exist as single celled organisms or be part of a multi-cellular organism How do they know what is happening around them? Cells do not have ‘eyes’, ‘noses’, or ‘ears’

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Wnt Signaling Pathway

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Cell Signaling

Cell Signaling. I. OVERVIEW. Soluble chemical signals sent from one cell to another are essential for communication The cellular recipient of the signal is known as target cell and binds the signaling molecule via a protein receptor (on cell surface/cytoplasm or nucleus)

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