Have not had a chance to read or think about this but wanted it to be available to you - as quite a few will have seen or heard news items which refer.
The full paper is here:
Absolute Measurements of Macrophage Migration Inhibitory Factor and Interleukin-1-β mRNA Levels Accurately Predict Treatment Response in Depressed Patients
Annamaria Cattaneo PhD, Clarissa Ferrari PhD, Rudolf Uher MD, Luisella Bocchio-Chiavetto PhD, Marco Andrea Riva PhD, , Carmine M. Pariante MD, FRCPsych, PhD
DOI: dx.doi.org/10.1093/ijnp/pyw045 pyw045 First published online: 11 May 2016
A very much lighter-weight version is available from the BBC here: