Nodality Inc. of South San Francisco has secured $3.5 million of a $10 million funding round, according to a regulatory filing. Past backers have included Kleiner Perkins Caufield & Byers, Maverick Capital and TPG Biotech Partners. According to the TPG website, Nodality focuses on “personal diagnostics targeting cell-signaling pathway “nodes” detected in well defined cellular sub-populations from individual patients.” www.nodalityinc.com