WebMD Symptom Checker helps you find the most common symptom combinations and medical conditions related to palpitations (fluttering in chest). Click on the combination that matches your symptoms to find the conditions that may cause these problems.
Nerve agents are a class of phosphorus-containing organic chemicals (organophosphates) that disrupt the mechanism by which nerves transfer messages to organs. The disruption is caused by blocking acetylcholinesterase, an enzyme that normally destroys acetylcholine, a neurotransmitter.
VX, a persistent nerve gas, was discovered by Ghosh and was touted as being more toxic than any previously synthesized compound. Since the discovery of VX, there have been only minor advancements in the development of new nerve agents. A contemporary use of nerve gas occurred during the Iran-Iraq war of 1984 â 1988.