Signal transduction is that the method by that a chemical or physical signal is transmitted through a cell as a series of molecular events, most typically super molecule phosphorylation catalyzed by super molecule kinases, that ultimately ends up in a cellular response. Proteins responsible for detecting the stimuli are typically termed as receptors, though in some cases the term device is employed. The changes evoked by matter binding during a receptor produce to a communication cascade, which could be a chain of organic chemistry events on a communication pathway. Once communication pathways move with each other they type networks, which permit cellular responses to be coordinated, typically by combinatorial communication events. At the molecular level, such responses embrace changes within the transcription or translation of genes, and post-translational and conformational changes in proteins, still as changes in their location. These molecular events are the fundamental mechanisms dominant cell growth, proliferation, metabolism and plenty of different processes. In cellular organisms, signal transduction pathways have evolved to control cell communication during a large choice of how. Pharmacovigilance and Pharmacoepidemiology journal aim is to publish high quality research in the discipline of Pharmacovigilance by providing encouragement for editors, reviewers, authors, and readers to have an uninterrupted scientific communication.