http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. The retina is a highly vascularized tissue, but too much or too little vascularization can lead to visual impairment and diseases such as familial exudative vitreoretinopathy or macular degeneration. In this issue of the Journal of Clinical Investigation, Alfred Nordheim and colleagues at Tuebingen University in Tuebingen, Germany, identified the DNA transcription factor SRF and its cofactors MRTF-A and MRTF-B as critical regulators of vascularization in the postnatal mouse eye. http://medicalxpress.com/news/2013-04-transcription-factors-retinal-vascularization.html Medical research Mon, 08 Apr 2013 12:00:04 EST news284639184 (AP)—Drugmakers Bristol-Myers Squibb Co. and AstraZeneca PLC say their experimental diabetes pill has gotten its first major approval, in the European Union. http://medicalxpress.com/news/2012-11-eu-oks-bristol-myers-astrazeneca-diabetes.html Medications Wed, 14 Nov 2012 15:00:01 EST news272127015 A new study by researchers at Weill Cornell Medical College shows combining two already-FDA approved drugs may offer a new and potent punch against diseases in which blood vessel growth is abnormal—such as cancer, diabetic retinopathy, macular degeneration and rheumatoid arthritis. http://medicalxpress.com/news/2012-09-drug-combo-abnormal-blood-vessel.html Medical research Mon, 10 Sep 2012 12:00:12 EST news266490976