Immunohisotchemical analaysis of primary breast cancer specimens for interleukin-6 (IL-6) (upper panels) and tyrosine-phosphorylated signal transducer and activator of transcription 3 (pStat3) (bottom panels)

<p><b>Copyright information:</b></p><p>Taken from "Stat3 is tyrosine-phosphorylated through the interleukin-6/glycoprotein 130/Janus kinase pathway in breast cancer"</p><p>http://breast-cancer-research.com/content/9/3/R32</p><p>Breast Cancer Research 2007;9(3):R32-R32.</p><p>Published online 25 May 2007</p><p>PMCID:PMC1929096.</p><p></p> Examples of high pStat3 and IL-6 (left panels) as well as low pStat3 and IL-6 (right panels) are indicated