ALSO NOTED: MicroIslet warns of cash shortage; Invitrogen, Signalomics in pact; and much more...

> San Diego-based MicroIslet is warning investors it only has enough money to fund operations through June. Report

> Invitrogen and Germany's Signalomics have inked a pact to collaborate on nanotech-based approaches to diagnosing cancer. Report

> The FDA has granted final approval for Mayne Pharma's abbreviated New Drug Application for Mitoxantrone Injection, USP packaged in 20mg, 25mg and 30mg multiple-dose presentations. Release

And Finally… A small study suggests that tanning can be physically addictive. Article