This question is part of the following Ask The Expert session:
Hi I have to tell you there are many methods and probes for looking into intracellular events. I could not do the topic justice in a short answer. Here is a link to the Molecular Probes Handbook which will have all the answers to your questions. http://www.lifetechnologies.com/us/en/home/references/molecular-probes-the-handbook.html Have a look.