On my desk to read today? This open access paper reporting effects of in vivo Drosophila RNAi that can confound studies on aging.
Alic N, Hoddinott MP, Foley A, Slack C, Piper MD, Partridge L. Detrimental Effects of RNAi: A Cautionary Note on Its Use in Drosophila Ageing Studies. PLoS One. 2012;7(9):e45367. doi: 10.1371/journal.pone.0045367. PubMed PMID: 23028964.