TGF-β and Wnt Signaling Challenge the Concept of ‘a’ Pathway

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Researchers commonly refer to the molecular and biochemical events that occur in response to extracellular signals as pathways. There is a tendency to lump a related set of pathways into a general overarching pathway. For example, researchers may refer to the TGF-β pathway or the Wnt pathway. These are no more individual pathways than the … Read moreTGF-β and Wnt Signaling Challenge the Concept of ‘a’ Pathway

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GDF15: Heart Hormone, Appetite Suppressant, Marker of Neurodegenerative Disease

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Coordinating growth with heart health ensures that the heart can keep up with the demands placed on it by the body. A recent study (1) identified a molecule called growth differentiation factor 15 [GDF15, also known as macrophage inhibitory cytokine 1 (MIC1)] that was released from the heart that signals to the liver to inhibit … Read moreGDF15: Heart Hormone, Appetite Suppressant, Marker of Neurodegenerative Disease

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