Adenocarcinoma Animals Blotting, Western DNA microarray Down-Regulation Female Fibronectin Fibronectins Gene Expression Gene Expression Profiling Gene Expression Regulation, Neoplastic Mammary Neoplasms, Experimental Metastasizing ability Mice Murine mammary adenocarcinoma Neoplasm Metastasis Oligonucleotide Array Sequence Analysis Western blotting adenocarcinoma animal article cDNA arrays comparative study down regulation experimental neoplasm female fibronectin gene expression gene expression profiling gene expression regulation