Los factores de transformacibn (TGF, transforming growth factors) son protainas que realizan diversas funciones en la regulacibn del crecimiento y diferenciacidn celulares. En este trabajo se estudib la presencia de estos factores en hiperplasias mamarias benignas y tejidos mamarios normales , mediante la determinacibn de la actividad transimrmante de su5...
In Mexico as well as in other developing countries, cancer is the second leading cause of death among the human population. The most frequent cancers worldwide are lung (12.3%), breast (10.4%) and stomach (8.7%). In term of the prevalence, the most common cancers are breast (17.2%), colorectal cancers (10.6%) and...